diff --git a/pod/bbb/templates/bbb/list_meeting.html b/pod/bbb/templates/bbb/list_meeting.html
index eed06c22a2..5e60cb96e9 100644
--- a/pod/bbb/templates/bbb/list_meeting.html
+++ b/pod/bbb/templates/bbb/list_meeting.html
@@ -4,9 +4,6 @@
 
 {% block page_extra_head %}
   <link rel="stylesheet" href="{% static 'css/bbb.css' %}?ver={{VERSION}}">
-  <script>
-  window.setInterval("location.reload(true)",30000);
-  </script>
 {% endblock %}
 
 {% block breadcrumbs %}
@@ -18,8 +15,8 @@
 
   <h2 class="h3">{% trans "Create a video from a BigBlueButton presentation" %}</h2>
   {% if records.paginator.count == 0 %}
-    <h3 class="h4">{% trans "No record found"%}</h3>
-    <p class="alert alert-info" role="alert">{% trans 'There are no BigBlueButton records.'%}</p>
+    <h3 class="h4">{% trans "No record found" %}</h3>
+    <p class="alert alert-info" role="alert">{% trans "There are no BigBlueButton records." %}</p>
   {% else %}
     <h3 class="h4">{% blocktrans count counter=records.paginator.count %}{{ counter }} record found{% plural %}{{ counter }} records found{% endblocktrans %}</h4>
     {% trans "This is the list of the recorded BigBlueButton sessions for which you were moderator. This module allows you to create a video from a BigBlueButton presentation." %}<br>
@@ -61,6 +58,9 @@ <h2 class="modal-title" id="previewModalLabel">{% trans "BigBlueButton presentat
 {% block page_aside %}{% endblock page_aside %}
 
 {% block more_script %}
+<script>
+  window.setInterval("location.reload(true)",30000);
+</script>
 <script src="{% static 'waypoints/lib/jquery.waypoints.min.js' %}?ver={{VERSION}}"></script>
 <script src="{% static 'waypoints/lib/shortcuts/infinite.min.js' %}?ver={{VERSION}}"></script>
 <script>
diff --git a/pod/bbb/templates/bbb/live_list_meeting.html b/pod/bbb/templates/bbb/live_list_meeting.html
index 8ec3ffd293..c643ea79d4 100644
--- a/pod/bbb/templates/bbb/live_list_meeting.html
+++ b/pod/bbb/templates/bbb/live_list_meeting.html
@@ -24,7 +24,7 @@ <h2 class="h3">{% blocktrans count counter=records.paginator.count %}{{ counter
   </p>
 
   {% if records.paginator.count == 0 %}
-    <p class="alert alert-info" role="alert">{% trans 'There are no BigBlueButton sessions in progress.'%}</p>
+    <p class="alert alert-info" role="alert">{% trans "There are no BigBlueButton sessions in progress." %}</p>
   {% else %}
     {% include "bbb/live_record_list.html" %}
   {% endif %}
diff --git a/pod/bbb/tests/test_models.py b/pod/bbb/tests/test_models.py
index d7b04977f2..7da00c0a41 100644
--- a/pod/bbb/tests/test_models.py
+++ b/pod/bbb/tests/test_models.py
@@ -12,6 +12,7 @@ class MeetingTestCase(TestCase):
     ]
 
     def setUp(self):
+        """Set up MeetingTestCase."""
         Meeting.objects.create(
             id=1,
             meeting_id="id1",
@@ -32,8 +33,8 @@ def setUp(self):
 
         print(" --->  SetUp of MeetingTestCase: OK!")
 
-    # Test attributes
     def test_attributes(self):
+        """Test Meeting attributes."""
         meeting = Meeting.objects.get(id=1)
         self.assertEqual(meeting.meeting_name, "Session BBB1")
         self.assertEqual(meeting.internal_meeting_id, "internalid1")
diff --git a/pod/chapter/templates/video_chapter.html b/pod/chapter/templates/video_chapter.html
index 033b5cb9f6..ed4640c4d7 100644
--- a/pod/chapter/templates/video_chapter.html
+++ b/pod/chapter/templates/video_chapter.html
@@ -5,14 +5,10 @@
 {% block page_title %}{% trans 'Chapter video' %} "{{video.title}}" {% endblock page_title %}
 {% block page_extra_head %}
   {% include 'videos/video-header.html' %}
-  <script src="{% static 'js/chapters.js' %}?ver={{VERSION}}"></script>
-  <script>
-    const video_duration = {{ video.duration }};
-  </script>
 {% endblock page_extra_head %}
 {% block breadcrumbs %}
   {{block.super}}
-  <li class="breadcrumb-item"><a href="{% url 'video:dashboard'%}">{% trans 'Dashboard' %}</a></li>
+  <li class="breadcrumb-item"><a href="{% url 'video:dashboard' %}">{% trans "Dashboard" %}</a></li>
   <li class="breadcrumb-item">
     <a href="{% url 'video:video' slug=video.slug %}" title="{{video.title}}">
       {{video.title|title|truncatechars:45}}
@@ -39,7 +35,7 @@
       </div>
       <span class="float-end">
         <a href="{% url 'video:video' slug=video.slug %}" title="{% blocktrans with video_title=video.title %}Back to the video “{{ video_title }}”{% endblocktrans %}" class="btn btn btn-secondary btn-sm" data-bs-toggle="tooltip" data-bs-placement="bottom">
-          <i class="bi bi-film" aria-hidden="true"></i>&nbsp;{% trans "Back to the video"%}
+          <i class="bi bi-film" aria-hidden="true"></i>&nbsp;{% trans "Back to the video" %}
         </a>
       </span>
       {% if not form_chapter %}
@@ -67,22 +63,18 @@ <h2 class="card-header card-title pod-card__title h4">{% trans "Help"%}</h2>
       {% trans 'Chapters' %}
     </button>
     <div id="collapse-0" class="card-body collapse card-text small">
-      <p>{% trans '“Add a new chapter” allows you to add a chapter to the video, “modify” allows you to edit it and “delete” allows you to remove the chapter.' %}</p>
-      <p>{% trans 'Start playback of the video, pause the video and click on “Get time from the player” to fill in the field untitled “Start time”.' %}</p>
-      <p>{% trans 'The chapters cannot start at the same time.' %}</p>
-      <p>{% trans 'You must save your chapters to view the result.' %}</p>
-    </div>
-  </div>
-  <div class="card mt-1" id="card-mandatory-fields">
-    <h2 class="h4 card-header card-title pl-2">{% trans "Mandatory fields" %}</h2>
-    <div class="card-body card-text">
-      <p>
-        <span class="required_star">*</span>
-        {% trans "Fields marked with an asterisk are mandatory." %}
-      </p>
+      <p>{% trans "“Add a new chapter” allows you to add a chapter to the video, “modify” allows you to edit it and “delete” allows you to remove the chapter." %}</p>
+      <p>{% trans "Start playback of the video, pause the video and click on “Get time from the player” to fill in the field untitled “Start time”." %}</p>
+      <p>{% trans "The chapters cannot start at the same time." %}</p>
+      <p>{% trans "You must save your chapters to view the result." %}</p>
     </div>
   </div>
+  {% include "main/mandatory_fields.html" %}
 {% endblock page_aside %}
 {% block more_script %}
-  {% include 'videos/video-script.html'%}
+  <script src="{% static 'js/chapters.js' %}?ver={{VERSION}}"></script>
+  <script>
+    const video_duration = {{ video.duration }};
+  </script>
+  {% include "videos/video-script.html" %}
 {% endblock more_script %}
diff --git a/pod/completion/templates/video_caption_maker.html b/pod/completion/templates/video_caption_maker.html
index 71fea037e9..16132930a3 100644
--- a/pod/completion/templates/video_caption_maker.html
+++ b/pod/completion/templates/video_caption_maker.html
@@ -9,7 +9,7 @@
 
 {% block breadcrumbs %}
   {{block.super}}
-  <li class="breadcrumb-item"><a href="{% url 'video:dashboard' %}">{% trans 'Dashboard' %}</a></li>
+  <li class="breadcrumb-item"><a href="{% url 'video:dashboard' %}">{% trans "Dashboard" %}</a></li>
 
   <li class="breadcrumb-item">
     <a href="{% url 'video:video' slug=video.slug %}">
@@ -221,5 +221,5 @@ <h2 class="modal-title" id="confirmSaveLabel">{% trans "Save captions file."%}</
   </script>
   <script src="{% static 'js/caption_maker.js' %}?ver={{VERSION}}"></script>
   <script src="{% static 'js/completion.js' %}?ver={{VERSION}}"></script>
-  {% include 'videos/video-script.html'%}
+  {% include "videos/video-script.html" %}
 {% endblock more_script %}
diff --git a/pod/completion/templates/video_completion.html b/pod/completion/templates/video_completion.html
index afeda5833a..bbeaefbf95 100644
--- a/pod/completion/templates/video_completion.html
+++ b/pod/completion/templates/video_completion.html
@@ -11,7 +11,7 @@
 {% endblock page_extra_head %}
 {% block breadcrumbs %}
 {{block.super}}
-<li class="breadcrumb-item"><a href="{% url 'video:dashboard'%}">{% trans 'Dashboard' %}</a></li>
+<li class="breadcrumb-item"><a href="{% url 'video:dashboard' %}">{% trans "Dashboard" %}</a></li>
 <li class="breadcrumb-item">
   <a href="{% url 'video:video' slug=video.slug %}" title="{{video.title}}">
     {{video.title|title|truncatechars:45}}
diff --git a/pod/cut/templates/video_cut.html b/pod/cut/templates/video_cut.html
index dde4247216..5b6654a99e 100644
--- a/pod/cut/templates/video_cut.html
+++ b/pod/cut/templates/video_cut.html
@@ -15,7 +15,7 @@
 
 {% block breadcrumbs %}
 {{block.super}}
-<li class="breadcrumb-item"><a href="{% url 'video:dashboard'%}">{% trans 'Dashboard' %}</a></li>
+<li class="breadcrumb-item"><a href="{% url 'video:dashboard' %}">{% trans "Dashboard" %}</a></li>
 <li class="breadcrumb-item">
   <a href="{% url 'video:video' slug=video.slug %}" title="{{video.title}}">
     {{video.title|title|truncatechars:45}}
@@ -23,7 +23,7 @@
 </li>
 
 <li class="breadcrumb-item active" aria-current="page">
-    {% trans 'Cut the video' %}
+  {% trans "Cut the video" %}
 </li>
 
 {% endblock %}
@@ -133,7 +133,6 @@ <h2 class="card-header card-title pod-card__title h4">{% trans "Help"%}</h2>
 {% endblock page_aside %}
 
 {% block more_script %}
-{% include 'videos/video-script.html'%}
-<script src="{% static 'js/video_cut.js' %}?ver={{VERSION}}"></script>
-
-{% endblock more_script %}
\ No newline at end of file
+  {% include "videos/video-script.html" %}
+  <script src="{% static 'js/video_cut.js' %}?ver={{VERSION}}"></script>
+{% endblock more_script %}
diff --git a/pod/dressing/admin.py b/pod/dressing/admin.py
index ebe83c94da..6be986bb5a 100644
--- a/pod/dressing/admin.py
+++ b/pod/dressing/admin.py
@@ -1,3 +1,4 @@
+"""Esup-Pod dressing admin page."""
 from django.contrib import admin
 from .models import Dressing
 from .forms import DressingAdminForm
@@ -7,6 +8,7 @@ class DressingAdmin(admin.ModelAdmin):
     """Dressing admin page."""
 
     def get_form(self, request, obj=None, **kwargs):
+        """Get the dressing admin form."""
         ModelForm = super(DressingAdmin, self).get_form(request, obj, **kwargs)
 
         class ModelFormMetaClass(ModelForm):
@@ -33,6 +35,8 @@ def __new__(cls, *args, **kwargs):
     ]
 
     class Media:
+        """Media to add to admin dressing page."""
+
         css = {
             "all": (
                 # "bootstrap/dist/css/bootstrap.min.css",
diff --git a/pod/dressing/apps.py b/pod/dressing/apps.py
index bf8e4607fc..2df31143f6 100644
--- a/pod/dressing/apps.py
+++ b/pod/dressing/apps.py
@@ -1,8 +1,12 @@
+"""Esup-Pod dressing apps."""
+
 from django.apps import AppConfig
 from django.utils.translation import gettext_lazy as _
 
 
 class DressingConfig(AppConfig):
+    """Video dressing config app."""
+
     default_auto_field = "django.db.models.BigAutoField"
     name = "pod.dressing"
     verbose_name = _("Video dressings")
diff --git a/pod/dressing/forms.py b/pod/dressing/forms.py
index cdceab9ad3..c69847ef83 100644
--- a/pod/dressing/forms.py
+++ b/pod/dressing/forms.py
@@ -1,3 +1,4 @@
+"""Esup-Pod dressing forms."""
 from django import forms
 from django.conf import settings
 from pod.main.forms_utils import add_placeholder_and_asterisk
@@ -19,7 +20,7 @@
 
 
 class AddOwnerWidget(s2forms.ModelSelect2MultipleWidget):
-    """Class AddOwnerWidget."""
+    """Widget to add a dressing owner."""
 
     search_fields = [
         "username__icontains",
@@ -28,7 +29,7 @@ class AddOwnerWidget(s2forms.ModelSelect2MultipleWidget):
 
 
 class AddAccessGroupWidget(s2forms.ModelSelect2MultipleWidget):
-    """Class AddAccessGroupWidget."""
+    """Widget to add an access group to dressing."""
 
     search_fields = [
         "display_name__icontains",
@@ -37,7 +38,7 @@ class AddAccessGroupWidget(s2forms.ModelSelect2MultipleWidget):
 
 
 class AddVideoHoldWidget(s2forms.ModelSelect2Widget):
-    """Class AddVideoHoldWidget."""
+    """Widget to add video hold to dressing."""
 
     search_fields = ["slug__icontains", "title__icontains"]
 
@@ -50,7 +51,7 @@ class DressingForm(forms.ModelForm):
     admin_form = True
 
     def __init__(self, *args, **kwargs):
-        """Init method."""
+        """Init dressing form."""
         self.is_staff = (
             kwargs.pop("is_staff") if "is_staff" in kwargs.keys() else self.is_staff
         )
@@ -77,7 +78,7 @@ def __init__(self, *args, **kwargs):
             self.fields["opening_credits"].queryset = query_videos.all()
             self.fields["ending_credits"].queryset = query_videos.all()
 
-        # change ckeditor config for no staff user
+        # change CKEditor config for no staff user
         if not hasattr(self, "admin_form") and (
             self.is_staff is False and self.is_superuser is False
         ):
@@ -91,7 +92,7 @@ def __init__(self, *args, **kwargs):
         self.fields["owners"].initial = self.user
 
     class Meta(object):
-        """Meta class."""
+        """Video dressing metadata."""
 
         model = Dressing
         fields = "__all__"
@@ -115,6 +116,7 @@ class DressingDeleteForm(forms.Form):
     )
 
     def __init__(self, *args, **kwargs):
+        """Init a delete dressing form."""
         super(DressingDeleteForm, self).__init__(*args, **kwargs)
         self.fields = add_placeholder_and_asterisk(self.fields)
 
@@ -123,15 +125,19 @@ class DressingAdminForm(forms.ModelForm):
     """Form for admin panel."""
 
     def __init__(self, *args, **kwargs):
+        """Init admin dressing form."""
         self.request = kwargs.pop("request", None)
         super(DressingAdminForm, self).__init__(*args, **kwargs)
         if __FILEPICKER__ and self.fields.get("watermark"):
             self.fields["watermark"].widget = CustomFileWidget(type="image")
 
     def clean(self):
+        """Clean admin dressing form."""
         super(DressingAdminForm, self).clean()
 
     class Meta(object):
+        """Admin dressing form metadata."""
+
         model = Dressing
         fields = "__all__"
         exclude = ["videos"]
diff --git a/pod/dressing/models.py b/pod/dressing/models.py
index 8f844304a6..1935e74736 100644
--- a/pod/dressing/models.py
+++ b/pod/dressing/models.py
@@ -31,7 +31,7 @@ class Dressing(models.Model):
         help_text=_(
             "Please choose a title as short and accurate as "
             "possible, reflecting the main subject / context "
-            "of the content.(max length: 100 characters)"
+            "of the content. (max length: 100 characters)"
         ),
     )
 
@@ -115,7 +115,7 @@ class Meta:
         verbose_name_plural = _("Video dressings")
 
     def to_json(self):
-        """Convert to json format for encoding logs"""
+        """Convert to json format for encoding logs."""
         return {
             "id": self.id,
             "title": self.title,
diff --git a/pod/dressing/templates/dressing_edit.html b/pod/dressing/templates/dressing_edit.html
index 569fecf62e..f07ed87eba 100644
--- a/pod/dressing/templates/dressing_edit.html
+++ b/pod/dressing/templates/dressing_edit.html
@@ -62,15 +62,12 @@ <h2 class="accordion-header">
       <div class="text-center">
         <button type="submit" class="btn btn-primary">{% trans "Save" %}</button>
         <a href="{% url 'dressing:my_dressings' %}" class="btn btn-secondary">{% trans "Back" %}</a>
-
       </div>
   </form>
 {% endblock page_content %}
 
-{% block collapse_page_aside %}
-{% endblock collapse_page_aside %}
-{% block page_aside %}
-{% endblock page_aside %}
+{% block collapse_page_aside %}{% endblock collapse_page_aside %}
+{% block page_aside %}{% endblock page_aside %}
 
 {% block more_script %}
   <script src="/admin/jsi18n/"></script>
diff --git a/pod/dressing/templates/my_dressings.html b/pod/dressing/templates/my_dressings.html
index 3fa2f8e010..8cfcb966de 100644
--- a/pod/dressing/templates/my_dressings.html
+++ b/pod/dressing/templates/my_dressings.html
@@ -37,77 +37,59 @@
         <td>{{ dressing.title }}</td>
         <td>
           {% for owner in dressing.owners.all %}
-
-          {% if owner.first_name %}
-            {{ owner.first_name }} {{ owner.last_name }}
-          {% else %}
-            {{ owner.username }}
-          {% endif %}
-          {% if not forloop.last %}, {% endif %}
+            {{ owner }}
+            {% if not forloop.last %}, {% endif %}
           {% empty %}
             {% trans 'No owners' %}
           {% endfor %}
-        </td>
-        <td>
+        </td><td>
           {% for user in dressing.users.all %}
-
-          {% if user.first_name %}
-            {{ user.first_name }} {{ user.last_name }}
-          {% else %}
-            {{ user.username }}
-          {% endif %}
-          {% if not forloop.last %}, {% endif %}
+            {{ user }}
+            {% if not forloop.last %}, {% endif %}
           {% empty %}
             {% trans 'No users' %}
           {% endfor %}
-        </td>
-        <td>
+        </td><td>
           {% for group in dressing.allow_to_groups.all %}
             {{ group }}{% if not forloop.last %}, {% endif %}
           {% empty %}
             {% trans 'No groups' %}
           {% endfor %}
-        </td>
-        <td>
+        </td><td>
           {% if dressing.watermark %}
             <img src="{{ dressing.watermark.file.url }}" alt="{{ dressing.watermark.name }}" width="50px">
           {% else %}
             {% trans 'None' %}
           {% endif %}
-        </td>
-        <td>
+        </td><td>
           {% if dressing.watermark %}
             {{ dressing.get_position_display }}
           {% else %}
-          <div class="text-center">
-            <span title="{%trans 'No watermark'%}"> <i class="bi bi-x-lg" aria-hidden="true"></i> </span>
-          </div>
+            <div class="text-center">
+              <span title="{% trans 'No watermark' %}"><i class="bi bi-x-lg" aria-hidden="true"></i></span>
+            </div>
           {% endif %}
-        </td>
-        <td>
+        </td><td>
           {% if dressing.watermark %}
             {{ dressing.opacity }}
           {% else %}
-          <div class="text-center">
-            <span title="{%trans 'No watermark'%}"> <i class="bi bi-x-lg" aria-hidden="true"></i> </span>
-          </div>
+            <div class="text-center">
+              <span title="{% trans 'No watermark' %}"> <i class="bi bi-x-lg" aria-hidden="true"></i> </span>
+            </div>
           {% endif %}
-        </td>
-        <td>
+        </td><td>
           {% if dressing.opening_credits %}
-            <a href="../../video/{{ dressing.opening_credits|slugify }}" title="{% trans 'View the video'%}">{{ dressing.opening_credits }}</a>
+            <a href="{% url 'video:video' slug=dressing.opening_credits.slug %}" title="{% trans 'View the video' %}">{{ dressing.opening_credits }}</a>
           {% else %}
             {% trans 'None' %}
           {% endif %}
-          </td>
-          <td>
+        </td><td>
           {% if dressing.ending_credits %}
-            <a href="../../video/{{ dressing.ending_credits|slugify }}" title="{% trans 'View the video'%}">{{ dressing.ending_credits }}</a>
+            <a href="{% url 'video:video' slug=dressing.ending_credits.slug %}" title="{% trans 'View the video' %}">{{ dressing.ending_credits }}</a>
           {% else %}
             {% trans 'None' %}
           {% endif %}
-          </td>
-        <td>
+        </td><td>
           <div class="d-flex justify-content-between">
             <a href="{% url 'dressing:dressing_edit' dressing_id=dressing.pk %}" class="btn btn-primary me-1" title="{% blocktrans with title=dressing.title %}Edit “{{title}}”{% endblocktrans %}" data-bs-toggle="tooltip" data-bs-placement="top">
               <i class="bi bi-pencil-square" aria-hidden="true"></i>
@@ -129,10 +111,6 @@
 <a href="{% url 'dressing:dressing_create' %}" class="btn btn-primary">{% trans 'Add new dressing' %}</a>
 {% endblock page_content %}
 
-{% block collapse_page_aside %}
-{% endblock collapse_page_aside %}
-{% block page_aside %}
-{% endblock page_aside %}
-
-{% block more_script %}
-{% endblock more_script %}
+{% block collapse_page_aside %}{% endblock collapse_page_aside %}
+{% block page_aside %}{% endblock page_aside %}
+{% block more_script %}{% endblock more_script %}
diff --git a/pod/dressing/templates/video_dressing.html b/pod/dressing/templates/video_dressing.html
index 6f2f619397..38f10f4312 100644
--- a/pod/dressing/templates/video_dressing.html
+++ b/pod/dressing/templates/video_dressing.html
@@ -14,7 +14,7 @@
   {{block.super}}
 
   <li class="breadcrumb-item">
-    <a href="{% url 'video:dashboard'%}">{% trans 'Dashboard' %}</a>
+    <a href="{% url 'video:dashboard' %}">{% trans 'Dashboard' %}</a>
   </li>
 
   <li class="breadcrumb-item">
@@ -58,12 +58,11 @@
         </tr>
       </thead>
       <tbody>
-          {% for dressing in dressings %}
+        {% for dressing in dressings %}
           <tr>
             <td>
               <input type="radio" name="selected_dressing_value" value="{{ dressing.pk }}" id="dressing_{{ dressing.pk }}"
               {% if dressing.pk == current.pk %} checked="checked"{% endif %}>
-
             </td>
             <td><label for="dressing_{{ dressing.pk }}">{{ dressing.title }}</label></td>
             <td>
@@ -78,39 +77,37 @@
                 {{ dressing.get_position_display }}
               {% else %}
                 <div class="text-center">
-                  <span title="{%trans 'No watermark'%}"> <i class="bi bi-x-lg" aria-hidden="true"></i> </span>
+                  <span title="{% trans 'No watermark' %}"> <i class="bi bi-x-lg" aria-hidden="true"></i> </span>
                 </div>
               {% endif %}
             </td>
             <td>
               {% if dressing.watermark %}
-              {{ dressing.opacity }}
+                {{ dressing.opacity }}
               {% else %}
-              <div class="text-center">
-                <span title="{%trans 'No watermark'%}"> <i class="bi bi-x-lg" aria-hidden="true"></i> </span>
-              </div>
+                <div class="text-center">
+                  <span title="{% trans 'No watermark' %}"> <i class="bi bi-x-lg" aria-hidden="true"></i> </span>
+                </div>
               {% endif %}
-            </td>
-            <td>
+            </td><td>
               {% if dressing.opening_credits %}
-              <a href="../../{{ dressing.opening_credits|slugify }}" title="{% trans 'View the video'%}">{{ dressing.opening_credits }}</a>
+                <a href="{% url 'video:video' slug=dressing.opening_credits.slug %}" title="{% trans 'View the video' %}">{{ dressing.opening_credits }}</a>
               {% else %}
                 {% trans 'None' %}
               {% endif %}
-            </td>
-            <td>
+            </td><td>
               {% if dressing.ending_credits %}
-                <a href="../../{{ dressing.ending_credits|slugify }}" title="{% trans 'View the video'%}">{{ dressing.ending_credits }}</a>
+                <a href="{% url 'video:video' slug=dressing.ending_credits.slug %}" title="{% trans 'View the video' %}">{{ dressing.ending_credits }}</a>
               {% else %}
                 {% trans 'None' %}
               {% endif %}
             </td>
           </tr>
-          {% empty %}
-            <tr>
-              <td colspan="11">{% trans 'No dressings found.' %}</td>
-            </tr>
-          {% endfor %}
+        {% empty %}
+          <tr>
+            <td colspan="11">{% trans 'No dressings found.' %}</td>
+          </tr>
+        {% endfor %}
       </tbody>
     </table>
   </fieldset>
@@ -140,6 +137,6 @@ <h2 class="card-header card-title pod-card__title h4"><i class="bi bi-gear" aria
 {% endblock page_aside %}
 
 {% block more_script %}
-  {% include 'videos/video-script.html'%}
+  {% include 'videos/video-script.html' %}
   <script src="{% static 'js/video_dressing.js' %}?ver={{VERSION}}"></script>
 {% endblock more_script %}
diff --git a/pod/dressing/tests/test_models.py b/pod/dressing/tests/test_models.py
index 6e26be2d8a..ed5c94ebf1 100644
--- a/pod/dressing/tests/test_models.py
+++ b/pod/dressing/tests/test_models.py
@@ -22,6 +22,7 @@ class DressingModelTest(TestCase):
     """Test case for Pod dressing models."""
 
     def setUp(self):
+        """Set up DressingModel Tests."""
         owner = User.objects.create(username="pod")
         currentdir = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
         simplefile = SimpleUploadedFile(
@@ -85,6 +86,7 @@ def test_attributs_full(self):
         print(" ---> test_attributs_full: OK! --- DressingModelTest")
 
     def test_dressing_to_json(self):
+        """Test the to_json function."""
         dressing = Dressing.objects.get(id=1)
         dressing_json = dressing.to_json()
         owner = User.objects.get(username="pod")
diff --git a/pod/dressing/tests/test_utils.py b/pod/dressing/tests/test_utils.py
index ccd99963b2..f48cdcb141 100644
--- a/pod/dressing/tests/test_utils.py
+++ b/pod/dressing/tests/test_utils.py
@@ -29,8 +29,7 @@ def test_get_position_value(self):
         print(" ---> test_get_position_value: OK! --- DressingUtilsTest")
 
     def test_get_dressing_input(self):
-        """Test for the get_dressing_input function"""
-
+        """Test for the get_dressing_input function."""
         dressing = Dressing(watermark=None, opening_credits=None, ending_credits=None)
 
         FFMPEG_DRESSING_INPUT = "input=%s"
diff --git a/pod/dressing/tests/test_views.py b/pod/dressing/tests/test_views.py
index 1b35275924..e72cf5ed0d 100644
--- a/pod/dressing/tests/test_views.py
+++ b/pod/dressing/tests/test_views.py
@@ -16,6 +16,7 @@ class VideoDressingViewTest(TestCase):
     fixtures = ["initial_data.json"]
 
     def setUp(self) -> None:
+        """Set up VideoDressingViewTest."""
         self.user = User.objects.create_user(
             username="user", password="password", is_staff=1
         )
@@ -33,7 +34,6 @@ def setUp(self) -> None:
 
     def test_video_dressing_view(self):
         """Test for video_dressing view."""
-
         print(" ---> test_video_dressing_view: OK! --- VideoDressingViewTest")
 
 
@@ -43,6 +43,7 @@ class DressingDeleteViewTest(TestCase):
     fixtures = ["initial_data.json"]
 
     def setUp(self) -> None:
+        """Set up DressingDeleteViewTest."""
         self.user = User.objects.create_user(
             username="user", password="password", is_staff=1
         )
diff --git a/pod/dressing/urls.py b/pod/dressing/urls.py
index b398b2ac0c..ad617546ef 100644
--- a/pod/dressing/urls.py
+++ b/pod/dressing/urls.py
@@ -1,3 +1,5 @@
+"""Esup-Pod dressing urls."""
+
 from django.urls import path
 from pod.dressing.views import video_dressing, my_dressings, dressing_edit
 from pod.dressing.views import dressing_create, dressing_delete
diff --git a/pod/dressing/utils.py b/pod/dressing/utils.py
index a3804d8841..72ded12e32 100644
--- a/pod/dressing/utils.py
+++ b/pod/dressing/utils.py
@@ -6,7 +6,7 @@
 from django.db.models import Q
 
 
-def get_position_value(position, height):
+def get_position_value(position: str, height: str) -> str:
     """
     Obtain dimensions proportional to the video format.
 
@@ -28,9 +28,9 @@ def get_position_value(position, height):
         return "overlay=" + height + ":main_h-overlay_h-" + height
 
 
-def get_dressing_input(dressing, FFMPEG_DRESSING_INPUT):
+def get_dressing_input(dressing: Dressing, FFMPEG_DRESSING_INPUT: str) -> str:
     """
-    Function to obtain the files necessary for encoding a dressed video.
+    Obtain the files necessary for encoding a dressed video.
 
     Args:
         dressing (:class:`pod.dressing.models.Dressing`): The dressing object.
@@ -42,7 +42,7 @@ def get_dressing_input(dressing, FFMPEG_DRESSING_INPUT):
     command = ""
     if dressing.watermark:
         command += FFMPEG_DRESSING_INPUT % {
-            "input": os.path.join(settings.BASE_DIR, dressing.watermark.file.url[1:])
+            "input": dressing.watermark.file.path
         }
     if dressing.opening_credits:
         command += FFMPEG_DRESSING_INPUT % {
@@ -57,9 +57,9 @@ def get_dressing_input(dressing, FFMPEG_DRESSING_INPUT):
     return command
 
 
-def get_dressings(user, accessgroup_set):
+def get_dressings(user, accessgroup_set) -> list:
     """
-    Function that returns the list of dressings that the user can use.
+    Return the list of dressings that the user can use.
 
     Args:
         user (:class:`django.contrib.auth.models.User`): The user object.
diff --git a/pod/enrichment/templates/enrichment/group_enrichment.html b/pod/enrichment/templates/enrichment/group_enrichment.html
index 020984bdef..cf33e4e3a6 100644
--- a/pod/enrichment/templates/enrichment/group_enrichment.html
+++ b/pod/enrichment/templates/enrichment/group_enrichment.html
@@ -3,7 +3,7 @@
 {% load static %}
 
 {% block breadcrumbs %}{{ block.super }}
-<li class="breadcrumb-item"><a href="{% url 'video:dashboard' %}">{% trans 'Dashboard' %}</a></li>
+<li class="breadcrumb-item"><a href="{% url 'video:dashboard' %}">{% trans "Dashboard" %}</a></li>
 <li class="breadcrumb-item active" aria-current="page">{% trans "Editing group for the enrichment of the video" %}</li>
 {% endblock %}
 
diff --git a/pod/import_video/templates/import_video/list.html b/pod/import_video/templates/import_video/list.html
index 9c87ec9ad1..f0e9513694 100644
--- a/pod/import_video/templates/import_video/list.html
+++ b/pod/import_video/templates/import_video/list.html
@@ -57,12 +57,12 @@
             <td>{{ record.type }}</td>
             <td>
               {% if record.presentationUrl != "" %}
-                <a class="btn btn-primary pod-btn-primary btn-sm" href="{{ record.presentationUrl }}" target="_blank" title="{% trans 'Display the recording in presentation format'%}" data-bs-toggle="tooltip" data-bs-placement="top">
+                <a class="btn btn-primary pod-btn-primary btn-sm" href="{{ record.presentationUrl }}" target="_blank" title="{% trans 'Display the recording in presentation format' %}" data-bs-toggle="tooltip" data-bs-placement="top">
                   <i class="bi bi-file-earmark-play" aria-hidden="true"></i>
                 </a>
               {% endif %}
               {% if record.videoUrl != "" %}
-                <a class="btn btn-primary pod-btn-primary btn-sm" href="{{ record.videoUrl }}" target="_blank" title="{% trans 'Display the recording in video format'%}" data-bs-toggle="tooltip" data-bs-placement="top">
+                <a class="btn btn-primary pod-btn-primary btn-sm" href="{{ record.videoUrl }}" target="_blank" title="{% trans 'Display the recording in video format' %}" data-bs-toggle="tooltip" data-bs-placement="top">
                   <i class="bi bi-camera-video" aria-hidden="true"></i>
                 </a>
               {% endif %}
@@ -73,18 +73,18 @@
                   <input type="hidden" name="recording_name" value="{{ record.name }}">
                   <input type="hidden" name="source_url" value="{{ record.videoUrl }}">
                   {% csrf_token %}
-                  <button type="submit" class="btn btn-secondary pod-btn-secondary btn-sm" title="{% trans 'Upload to Pod as a video'%}" data-bs-toggle="tooltip" data-bs-placement="top"><i class="bi bi-upload pod-add" aria-hidden="true"></i></button>
+                  <button type="submit" class="btn btn-secondary pod-btn-secondary btn-sm" title="{% trans 'Upload to Pod as a video' %}" data-bs-toggle="tooltip" data-bs-placement="top"><i class="bi bi-upload pod-add" aria-hidden="true"></i></button>
                 </form>
               {% endif %}
             </td><td>
               {% if record.canDelete %}
                 {% trans "Please confirm you want to delete the external recording" as confirmDelete %}
-                <a href="{% url 'import_video:edit_external_recording' record.id %}" class="btn btn-primary pod-btn-primary btn-sm" title="{% trans 'Edit the external recording'%}" data-bs-toggle="tooltip" data-bs-placement="top">
+                <a href="{% url 'import_video:edit_external_recording' record.id %}" class="btn btn-primary pod-btn-primary btn-sm" title="{% trans 'Edit the external recording' %}" data-bs-toggle="tooltip" data-bs-placement="top">
                   <i class="bi bi-pencil-square pod-add" aria-hidden="true"></i>
                 </a>
                 <form method="post" action="{% url "import_video:delete_external_recording" id=record.id %}" onsubmit="return confirm('{{ confirmDelete|escapejs }}');" style="display: inline;">
                   {% csrf_token %}
-                  <button type="submit" class="btn btn-danger pod-btn-primary btn-sm" title="{% trans 'Delete the external recording'%}" data-bs-toggle="tooltip" data-bs-placement="top"><i class="bi bi-trash3 pod-add" aria-hidden="true"></i></button>
+                  <button type="submit" class="btn btn-danger pod-btn-primary btn-sm" title="{% trans 'Delete the external recording' %}" data-bs-toggle="tooltip" data-bs-placement="top"><i class="bi bi-trash3 pod-add" aria-hidden="true"></i></button>
                 </form>
               {% endif %}
             </td>
diff --git a/pod/import_video/tests/test_models.py b/pod/import_video/tests/test_models.py
index 2328736c97..668b9bd3f1 100644
--- a/pod/import_video/tests/test_models.py
+++ b/pod/import_video/tests/test_models.py
@@ -15,7 +15,7 @@ class ExternalRecordingTestCase(TestCase):
     """
 
     def setUp(self):
-        """Setup for the recordings."""
+        """Set up for the recordings."""
         user = User.objects.create(username="pod")
         ExternalRecording.objects.create(
             id=1,
diff --git a/pod/live/live_transcript.py b/pod/live/live_transcript.py
index fa0a54d504..46b368d1b4 100644
--- a/pod/live/live_transcript.py
+++ b/pod/live/live_transcript.py
@@ -1,3 +1,4 @@
+"""Esup-Pod live transcription."""
 from django.conf import settings
 from vosk import Model, KaldiRecognizer, SetLogLevel
 from webvtt import WebVTT, Caption
@@ -15,7 +16,8 @@
 SetLogLevel(-1)
 
 
-def timestring(seconds):
+def timestring(seconds: int) -> str:
+    """Convert a number of seconds to a timestring."""
     minutes = seconds / 60
     seconds = seconds % 60
     hours = int(minutes / 60)
diff --git a/pod/live/templates/live/directs.html b/pod/live/templates/live/directs.html
index 688db706d3..e3102de3b9 100644
--- a/pod/live/templates/live/directs.html
+++ b/pod/live/templates/live/directs.html
@@ -4,7 +4,7 @@
 
 {% block breadcrumbs %}
   {{ block.super }}
-  <li class="breadcrumb-item"><a href="{% url 'live:directs_all'%}">{% trans "Lives" %}</a></li>
+  <li class="breadcrumb-item"><a href="{% url 'live:directs_all' %}">{% trans "Lives" %}</a></li>
   <li class="breadcrumb-item active" aria-current="page">{{page_title}}</li>
 {% endblock %}
 
diff --git a/pod/live/templates/live/event-info.html b/pod/live/templates/live/event-info.html
index 45b46b95e5..8bf28ec9b1 100644
--- a/pod/live/templates/live/event-info.html
+++ b/pod/live/templates/live/event-info.html
@@ -80,7 +80,7 @@ <h2 class="modal-title h5" id="shareLabel">
             <fieldset class="pod-share-fieldset">
               <legend><i class="bi bi-code" aria-hidden="true"></i>&nbsp;{% trans 'Embed in a web page' %}</legend>
               <div class="form-group ">
-                <label for="txtintegration">{% trans 'Copy the content of this text box and paste it in the page:'%}</label>
+                <label for="txtintegration">{% trans "Copy the content of this text box and paste it in the page:" %}</label>
                 <textarea name="txtintegration" id="txtintegration" class="form-control" rows="4">&lt;iframe src="{% if request.is_secure %}https{% else %}http{% endif %}://{{ request.META.HTTP_HOST }}{% url 'live:event' slug=event.slug %}{% if event.is_draft == True %}{{ event.get_hashkey }}/{% endif %}?is_iframe=true" width="640" height="360" style="padding: 0; margin: 0; border:0" allowfullscreen &gt;&lt;/iframe&gt;</textarea>
               </div>
             </fieldset>
diff --git a/pod/live/templates/live/event.html b/pod/live/templates/live/event.html
index 9a0bfeed27..1695b6f206 100644
--- a/pod/live/templates/live/event.html
+++ b/pod/live/templates/live/event.html
@@ -155,12 +155,12 @@ <h2 class="col-auto page_title pt-3">
             <div id="stream_btns" class="col-auto border border-secondary rounded d-none" style="margin: 10px 10px 10px 0">
               <button type="button" class="btn btn-outline-primary btn-sm border-0 m-1" disabled
                   id="startstream" title="{% trans 'Start stream' %}" aria-label="{% trans 'Start stream' %}"
-                  data-url="{% url 'live:ajax_event_start_streaming'%}">
+                  data-url="{% url 'live:ajax_event_start_streaming' %}">
               <i class="bi bi-person-video" aria-hidden="true" style="font-size: 2em"></i>
               </button>
               <button type="button" class="btn btn-outline-primary btn-sm border-0 m-1" disabled
                   id="stopstream" title="{% trans 'Stop stream' %}" aria-label="{% trans 'Stop stream' %}"
-                  data-url="{% url 'live:ajax_event_stop_streaming'%}">
+                  data-url="{% url 'live:ajax_event_stop_streaming' %}">
               <i class="bi bi-stop-btn" aria-hidden="true" style="font-size: 2em"></i>
               </button>
               </button>
@@ -174,17 +174,17 @@ <h2 class="col-auto page_title pt-3">
             <div id="recording_btns" class="col-auto border border-secondary rounded d-none" style="margin: 10px 0 10px 0">
             <button type="button" class="btn btn-outline-danger btn-sm border-0 m-1" disabled
                 id="startrecord" title="{% trans 'Start record' %}" aria-label="{% trans 'Start record' %}"
-                data-url="{% url 'live:ajax_event_startrecord'%}">
+                data-url="{% url 'live:ajax_event_startrecord' %}">
               <i class="bi bi-circle-fill" aria-hidden="true" style="font-size: 2em"></i>
             </button>
             <button type="button" class="btn btn-outline-primary btn-sm border-0 m-1" disabled
                 id="stoprecord" title="{% trans 'Stop record' %}" aria-label="{% trans 'Stop record' %}"
-                  data-url="{% url 'live:ajax_event_stoprecord'%}">
+                  data-url="{% url 'live:ajax_event_stoprecord' %}">
               <i class="bi bi-square-fill" aria-hidden="true" style="font-size: 2em"></i>
             </button>
             <button type="button" class="btn btn-outline-primary btn-sm border-0 m-1" disabled
                 id="splitrecord" title="{% trans 'Split record' %}" aria-label="{% trans 'Split record' %}"
-                  data-url="{% url 'live:ajax_event_splitrecord'%}">
+                  data-url="{% url 'live:ajax_event_splitrecord' %}">
               <i class="bi bi-slash-circle-fill" aria-hidden="true" style="font-size: 2em"></i>
             </button>
             </div>
diff --git a/pod/live/templates/live/event_edit.html b/pod/live/templates/live/event_edit.html
index d62fa0d6a2..9c0a0c69db 100644
--- a/pod/live/templates/live/event_edit.html
+++ b/pod/live/templates/live/event_edit.html
@@ -148,15 +148,7 @@ <h2 class="h4 card-header card-title pl-2">{% trans "Event planning" %}</h2>
         <p>{% trans "Finally, remember to provide as precise a description as possible." %}<p>
       </div>
     </div>
-    <div class="card mt-1" id="card-mandatory-fields">
-      <h2 class="h4 card-header card-title pl-2">{% trans "Mandatory fields" %}</h2>
-      <div class="card-body card-text">
-        <p>
-          <span class="required_star">*</span>
-          {% trans "Fields marked with an asterisk are mandatory." %}
-        </p>
-      </div>
-    </div>
+    {% include "main/mandatory_fields.html" %}
   {% endif %}
 {% endblock page_aside %}
 
@@ -208,7 +200,6 @@ <h2 class="h4 card-header card-title pl-2">{% trans "Mandatory fields" %}</h2>
         var clockCount = 0;
         document.querySelectorAll('.clockbox').forEach( (e) => {
           var $this = e;
-          console.log('clockbox');
           $this.querySelector('h2').remove();
         });
         document.querySelectorAll('ul.timelist').forEach( (e) => {
diff --git a/pod/live/templates/live/event_immediate_edit.html b/pod/live/templates/live/event_immediate_edit.html
index 666c15baab..4965344710 100644
--- a/pod/live/templates/live/event_immediate_edit.html
+++ b/pod/live/templates/live/event_immediate_edit.html
@@ -3,147 +3,133 @@
 {% load static %}
 
 {% block page_extra_head %}
-    <link rel="stylesheet" type="text/css" href="{% static 'admin/css/widgets.css' %}?ver={{ VERSION }}">
+  <link rel="stylesheet" type="text/css" href="{% static 'admin/css/widgets.css' %}?ver={{ VERSION }}">
 {% endblock %}
 
 {% block breadcrumbs %}{{ block.super }}
-    <li class="breadcrumb-item"><a href="{% url 'live:my_events' %}">{% trans 'My events' %}</a></li>
-    {% if form.instance.title and form.instance.slug != '' %}
-        <li class="breadcrumb-item">
-            <a href="{% url 'live:event' slug=form.instance.slug %}"
-               title="{{ form.instance.title }}">{{ form.instance.title|title|truncatechars:45 }}</a>
-        </li>
-    {% endif %}
-    <li class="breadcrumb-item active" aria-current="page">{{ page_title }}</li>
+  <li class="breadcrumb-item"><a href="{% url 'live:my_events' %}">{% trans 'My events' %}</a></li>
+  {% if form.instance.title and form.instance.slug != '' %}
+    <li class="breadcrumb-item">
+      <a href="{% url 'live:event' slug=form.instance.slug %}"
+         title="{{ form.instance.title }}">{{ form.instance.title|title|truncatechars:45 }}</a>
+    </li>
+  {% endif %}
+  <li class="breadcrumb-item active" aria-current="page">{{ page_title }}</li>
 {% endblock %}
 
 {% block collapse_page_aside %}
-    {% if access_not_allowed != True %}
-        {{ block.super }}
-    {% endif %}
+  {% if access_not_allowed != True %}
+    {{ block.super }}
+  {% endif %}
 {% endblock collapse_page_aside %}
 
 {% block page_content %}
 
-    {% if access_not_allowed == True %}
-        <p class="text-info-emphasis">
-            <i class="bi bi-info-circle" aria-hidden="true"></i>&nbsp;{% trans "Access to adding event has been restricted. If you want to add events on the platform, please" %}
-            <a href="{% url 'contact_us' %}">{% trans 'contact us' %}</a>
-        </p>
-    {% else %}
-        <form action="{% url 'live:event_immediate_edit' broadcaster_id=broadcaster %}" method="post" class='needs-validation' novalidate>
-            {% csrf_token %}
-            <div class="list-group">
-                <fieldset>
-                    {% if form.errors %}
-                        <div class="text-danger">
-                            {% trans "One or more errors have been found in the form." %}
-                            <ul>
-                                {% for error in form.non_field_errors %}
-                                    <li>{{ error }}</li>
-                                {% endfor %}
-                            </ul>
-                        </div>
-                    {% endif %}
-                    {% for field_hidden in form.hidden_fields %}
-                        {{ field_hidden }}
-                    {% endfor %}
-                    {% for field in form.visible_fields %}
-                        {% spaceless %}
-                            <div class="{% if "description_" in field.name or "title_"  in field.name %}collapse{% else %}{% endif %}{% if "description_" in field.name %} description{% endif %}{% if "title_" in field.name %} title{% endif %}">
-                                <div class="list-group-item">
-                                    <div class="{% if field.name == "owners" or field.name == "users" %}form-row {% endif %}form-group {% if field.field.required %}form-group-required {% endif %}">
-                                        {{ field.errors }}
-                                        {% if "form-check-input" in field.field.widget.attrs.class %}
-                                            <div class="form-check">
-                                                {{ field }}
-                                                <label for="{{ field.id_for_label }}" class="form-check-label">{{ field.label }}</label>
-                                            </div>
-                                        {% else %}
-                                            <label for="{{ field.id_for_label }}">{{ field.label }}</label>
-                                            {{ field }}
-                                        {% endif %}
-                                        {% if field.help_text %}
-                                            <small id="{{ field.id_for_label }}Help" class="form-text">{{ field.help_text|safe }}</small>
-                                        {% endif %}
-                                        {% if field.field.required %}
-                                            <div class="invalid-feedback">{% trans "Please provide a valid value for this field." %}</div>
-                                        {% endif %}
-                                    </div>
-                                </div>
-                            </div>
-                        {% endspaceless %}
-                    {% endfor %}
-                </fieldset>
-            </div>
-            <div class="text-center mb-3">
-                <button type="submit" class="btn btn-primary">{% trans "Send" %}</button>
+  {% if access_not_allowed == True %}
+    <p class="text-info-emphasis">
+      <i class="bi bi-info-circle" aria-hidden="true"></i>&nbsp;{% trans "Access to adding event has been restricted. If you want to add events on the platform, please" %}
+      <a href="{% url 'contact_us' %}">{% trans 'contact us' %}</a>
+    </p>
+  {% else %}
+    <form action="{% url 'live:event_immediate_edit' broadcaster_id=broadcaster %}" method="post" class='needs-validation' novalidate>
+      {% csrf_token %}
+      <div class="list-group">
+        <fieldset>
+          {% if form.errors %}
+            <div class="text-danger">
+              {% trans "One or more errors have been found in the form." %}
+              <ul>
+                {% for error in form.non_field_errors %}
+                  <li>{{ error }}</li>
+                {% endfor %}
+              </ul>
             </div>
-        </form>
+          {% endif %}
+          {% for field_hidden in form.hidden_fields %}
+            {{ field_hidden }}
+          {% endfor %}
+          {% for field in form.visible_fields %}
+            {% spaceless %}
+              <div class="{% if "description_" in field.name or "title_"  in field.name %}collapse{% else %}{% endif %}{% if "description_" in field.name %} description{% endif %}{% if "title_" in field.name %} title{% endif %}">
+                <div class="list-group-item">
+                  <div class="{% if field.name == "owners" or field.name == "users" %}form-row {% endif %}form-group {% if field.field.required %}form-group-required {% endif %}">
+                    {{ field.errors }}
+                    {% if "form-check-input" in field.field.widget.attrs.class %}
+                      <div class="form-check">
+                        {{ field }}
+                        <label for="{{ field.id_for_label }}" class="form-check-label">{{ field.label }}</label>
+                      </div>
+                    {% else %}
+                      <label for="{{ field.id_for_label }}">{{ field.label }}</label>
+                      {{ field }}
+                    {% endif %}
+                    {% if field.help_text %}
+                      <small id="{{ field.id_for_label }}Help" class="form-text">{{ field.help_text|safe }}</small>
+                    {% endif %}
+                    {% if field.field.required %}
+                      <div class="invalid-feedback">{% trans "Please provide a valid value for this field." %}</div>
+                    {% endif %}
+                  </div>
+                </div>
+              </div>
+            {% endspaceless %}
+          {% endfor %}
+        </fieldset>
+      </div>
+      <div class="text-center mb-3">
+        <button type="submit" class="btn btn-primary">{% trans "Send" %}</button>
+      </div>
+    </form>
 
-    {% endif %}
+  {% endif %}
 {% endblock page_content %}
 
 {% block page_aside %}
-    {% if access_not_allowed != True %}
-        <div class="card mt-1" id="card-sharedraftversion">
-            <h2 class="h4 card-header card-title pl-2">{% trans "Event planning" %}</h2>
-            <div class="card-body card-text">
-                <p>{% trans "You can create a live event starting now." %}</p>
-                <p>{% trans "You will just need to specify a title and an end time." %}</p>
-                <p>{% trans "Please note that 2 events cannot be scheduled in the same room simultaneously." %}<p>
-            </div>
-        </div>
-        <div class="card mt-1" id="card-mandatory-fields">
-            <h2 class="h4 card-header card-title pl-2">{% trans "Mandatory fields" %}</h2>
-            <div class="card-body card-text">
-                <p>
-                    <span class="required_star">*</span>
-                    {% trans "Fields marked with an asterisk are mandatory." %}
-                </p>
-            </div>
-        </div>
-    {% endif %}
+  {% if access_not_allowed != True %}
+    <div class="card mt-1" id="card-sharedraftversion">
+      <h2 class="h4 card-header card-title pl-2">{% trans "Event planning" %}</h2>
+      <div class="card-body card-text">
+        <p>{% trans "You can create a live event starting now." %}</p>
+        <p>{% trans "You will just need to specify a title and an end time." %}</p>
+        <p>{% trans "Please note that 2 events cannot be scheduled in the same room simultaneously." %}<p>
+      </div>
+    </div>
+    {% include "main/mandatory_fields.html" %}
+  {% endif %}
 {% endblock page_aside %}
 
 {% block more_script %}
-    <script src="{% static 'admin/js/core.js' %}?ver={{ VERSION }}"></script>
-    <script src="{% static 'admin/js/vendor/jquery/jquery.js' %}?ver={{ VERSION }}"></script>
-    <script src="{% static 'admin/js/jquery.init.js' %}?ver={{ VERSION }}"></script>
-
-    {{ form.media }}
-
-    <script>
+  <script src="{% static 'admin/js/core.js' %}?ver={{ VERSION }}"></script>
+  <script src="{% static 'admin/js/vendor/jquery/jquery.js' %}?ver={{ VERSION }}"></script>
+  <script src="{% static 'admin/js/jquery.init.js' %}?ver={{ VERSION }}"></script>
 
-        document.addEventListener("DOMContentLoaded", function () {
-            DateTimeShortcuts.overrideTimeOptions = function () {
-                var clockCount = 0;
-                document.querySelectorAll('.clockbox').forEach((e) => {
-                    var $this = e;
-                    console.log('clockbox');
-                    $this.querySelector('h2').remove();
-                });
-                document.querySelectorAll('ul.timelist').forEach((e) => {
-                    var $this = e;
-                    var originalHref = $this.querySelector('a').getAttribute('href');
-                    console.log(originalHref);
-                    $this.querySelector('li').remove();
-                    for (i = 8; i <= 20; i++) {
-                        var newLink = '<li><a href="javascript:DateTimeShortcuts.handleClockQuicklink(' + clockCount + ', ' + i
-                            + ');"> ' + i + ':00</a></li>';
-                        // Plan B : forcer le format au lieu de changer TIME_INPUT_FORMATS dans settings.py
-                        // var newLink = '<li><a href="javascript:settime('+ clockCount + ', ' + i
-                        //    + ');"> ' + i + ':00</a></li>';
-                        $this.append(newLink);
-                    }
-
-                    clockCount++;
-                });
-            };
-            DateTimeShortcuts.overrideTimeOptions();
+  {{ form.media }}
 
+  <script>
+    document.addEventListener("DOMContentLoaded", function () {
+      DateTimeShortcuts.overrideTimeOptions = function () {
+        var clockCount = 0;
+        document.querySelectorAll('.clockbox').forEach((e) => {
+          var $this = e;
+          $this.querySelector('h2').remove();
         });
+        document.querySelectorAll('ul.timelist').forEach((e) => {
+          var $this = e;
+          var originalHref = $this.querySelector('a').getAttribute('href');
+          console.log(originalHref);
+          $this.querySelector('li').remove();
+          for (i = 8; i <= 20; i++) {
+            var newLink = `<li><a href="javascript:DateTimeShortcuts.handleClockQuicklink(${clockCount}, ${i});">${i}:00</a></li>`;
+            // Plan B : forcer le format au lieu de changer TIME_INPUT_FORMATS dans settings.py
+            // var newLink = '<li><a href="javascript:settime('+ clockCount + ', ' + i
+            //    + ');"> ' + i + ':00</a></li>';
+            $this.append(newLink);
+          }
 
-    </script>
-
+          clockCount++;
+        });
+      };
+      DateTimeShortcuts.overrideTimeOptions();
+    });
+  </script>
 {% endblock more_script %}
diff --git a/pod/live/utils.py b/pod/live/utils.py
index 7fd15504d5..519f5de279 100644
--- a/pod/live/utils.py
+++ b/pod/live/utils.py
@@ -1,3 +1,4 @@
+"""Esup-Pod live utilities."""
 import json
 import logging
 import os
@@ -149,7 +150,8 @@ def send_email(subject, message, from_email, to_email, cc_email, html_message):
 
 def date_string_to_second(date_string):
     """
-    Calcul the number of seconds from a date string.
+    Calculate the number of seconds from a date string.
+
     Args:
         date_string: the format must be like "hh:mm:ss".
     Returns:
@@ -169,7 +171,8 @@ def date_string_to_second(date_string):
 
 def get_event_id_and_broadcaster_id(request):
     """
-    Extracts the event ID and broadcaster ID from the given HTTP request.
+    Extract the event ID and broadcaster ID from the given HTTP request.
+
     Args:
         request: An HTTP request object.
     Returns:
@@ -192,7 +195,8 @@ def get_event_id_and_broadcaster_id(request):
 
 def check_size_not_changing(resource_path, max_attempt=EVENT_CHECK_MAX_ATTEMPT):
     """
-    Checks  if the size of a resource remains unchanged over a specified number of attempts.
+    Check if the size of a resource remains unchanged over a specified number of attempts.
+
     Args:
         resource_path: resource path and name.
         max_attempt: number of attempt before aborting if the resource size still changes.
@@ -224,7 +228,8 @@ def check_size_not_changing(resource_path, max_attempt=EVENT_CHECK_MAX_ATTEMPT):
 
 def check_exists(resource_path, is_dir, max_attempt=EVENT_CHECK_MAX_ATTEMPT):
     """
-    Checks whether a file or directory exists.
+    Check whether a file or directory exists.
+
     Args:
         resource_path: resource path and name.
         is_dir(bool): True for a dir, False for a file .
@@ -248,7 +253,8 @@ def check_exists(resource_path, is_dir, max_attempt=EVENT_CHECK_MAX_ATTEMPT):
 
 def check_permission(request):
     """
-    Checks whether the current user has permission to view a page.
+    Check whether the current user has permission to view a page.
+
     Args:
         request: An HTTP request object.
     Raises:
diff --git a/pod/locale/fr/LC_MESSAGES/django.mo b/pod/locale/fr/LC_MESSAGES/django.mo
index 6972170723..5c8c91bc7b 100644
Binary files a/pod/locale/fr/LC_MESSAGES/django.mo and b/pod/locale/fr/LC_MESSAGES/django.mo differ
diff --git a/pod/locale/fr/LC_MESSAGES/django.po b/pod/locale/fr/LC_MESSAGES/django.po
index 79a09769d9..cd7cf7ad45 100644
--- a/pod/locale/fr/LC_MESSAGES/django.po
+++ b/pod/locale/fr/LC_MESSAGES/django.po
@@ -5,7 +5,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: Pod\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2024-02-06 10:47+0000\n"
+"POT-Creation-Date: 2024-02-09 09:42+0000\n"
 "PO-Revision-Date: \n"
 "Last-Translator: obado <bado@unice.fr>\n"
 "Language-Team: Pod Team cotech-esup-pod@esup-portail.org\n"
@@ -856,7 +856,7 @@ msgid "slug"
 msgstr "titre court"
 
 #: pod/chapter/models.py pod/completion/models.py pod/enrichment/models.py
-#: pod/live/models.py pod/playlist/models.py pod/video/models.py
+#: pod/live/models.py pod/video/models.py
 msgid ""
 "Used to access this instance, the \"slug\" is a short label containing only "
 "letters, numbers, underscore or dash top."
@@ -2018,7 +2018,7 @@ msgstr "En bas à gauche"
 #: pod/dressing/models.py pod/video/models.py
 msgid ""
 "Please choose a title as short and accurate as possible, reflecting the main "
-"subject / context of the content.(max length: 100 characters)"
+"subject / context of the content. (max length: 100 characters)"
 msgstr ""
 "Veuillez choisir un titre aussi court et précis que possible, qui reflète le "
 "sujet principal / le contexte de votre contenu. (taille maximale : 100 "
@@ -6033,7 +6033,7 @@ msgstr "Veuillez choisir une description. Celle-ci est vide par défaut."
 msgid "Right of access"
 msgstr "Droit d’accès"
 
-#: pod/playlist/forms.py
+#: pod/playlist/forms.py pod/playlist/models.py
 msgid ""
 "Please choose an access right among “public”, “password-protected”, "
 "“private”."
@@ -6051,7 +6051,7 @@ msgstr ""
 msgid "Promoted"
 msgstr "Promue"
 
-#: pod/playlist/forms.py pod/playlist/models.py
+#: pod/playlist/forms.py
 msgid ""
 "Selecting this setting causes your playlist to be promoted on the page "
 "listing promoted public playlists. However, if this setting is deactivated, "
@@ -6118,15 +6118,16 @@ msgstr "Liste de lecture"
 
 #: pod/playlist/models.py
 msgid ""
-"\n"
-"            Please chosse a right of access among 'public', 'password-"
-"protected', 'private'.\n"
-"            "
+"Selecting this setting causes your playlist to be promoted on the page "
+"listing promoted public playlists. However, if this setting is deactivated "
+"your playlist will still be accessible to everyone.<br>For general use, we "
+"recommend that you leave this setting disabled."
 msgstr ""
-"\n"
-"            Veuillez choisir un droit d’accès entre « public », « protégée "
-"par un mot de passe », « privée ».\n"
-"            "
+"En sélectionnant ce paramètre, votre liste de lecture sera mise en avant "
+"dans la page listant les listes de lecture publiques promues. En revanche, "
+"si ce paramètre est désactivé, votre liste de lecture restera tout de même "
+"accessible par tous.<br>Pour une utilisation générale, il est conseillé de "
+"laisser ce paramètre désactivé."
 
 #: pod/playlist/models.py
 msgid "Editable"
@@ -6136,6 +6137,15 @@ msgstr "Éditable"
 msgid "Please choose if this playlist is editable or not."
 msgstr "Veuillez choisir si cette playlist est éditable ou non."
 
+#: pod/playlist/models.py
+msgid ""
+"Used to access this instance, the “slug” is a short label containing only "
+"letters, numbers, underscore or dash top."
+msgstr ""
+"Utilisé pour accéder à cette instance, le « titre court » est une étiquette "
+"formée uniquement de lettres (non accentuées), de chiffres, de l’underscore "
+"(barre de soulignement) et du tiret."
+
 #: pod/playlist/models.py
 msgid "You can add additional owners to the playlist."
 msgstr "Vous pouvez ajouter des propriétaires additionnels à la playlist."
@@ -7134,7 +7144,7 @@ msgstr "Définir comme brouillon"
 
 #: pod/video/admin.py
 msgid "Transcript selected"
-msgstr "Transcription selectionnée"
+msgstr "Transcrire la sélection"
 
 #: pod/video/forms.py
 msgid "File field"
@@ -7580,6 +7590,15 @@ msgstr "Partagé avec le propriétaire de la vidéo"
 msgid "%(app)s version"
 msgstr "Version %(app)s"
 
+#: pod/video/models.py
+msgid ""
+"Please choose a title as short and accurate as possible, reflecting the main "
+"subject / context of the content.(max length: 100 characters)"
+msgstr ""
+"Veuillez choisir un titre aussi court et précis que possible, qui reflète le "
+"sujet principal / le contexte de votre contenu. (taille maximale : 100 "
+"caractères)"
+
 #: pod/video/models.py
 msgid ""
 "The background color for your channel. You can use the format #. i.e.: "
@@ -7803,15 +7822,6 @@ msgstr "Votes"
 msgid "Category title"
 msgstr "Titre de la catégorie"
 
-#: pod/video/models.py
-msgid ""
-"Please choose a title as short and accurate as possible, reflecting the main "
-"subject / context of the content. (max length: 100 characters)"
-msgstr ""
-"Veuillez choisir un titre aussi court et précis que possible, qui reflète le "
-"sujet principal / le contexte de votre contenu. (taille maximale : 100 "
-"caractères)"
-
 #: pod/video/models.py pod/video/templates/videos/category_modal.html
 msgid "Category"
 msgstr "Catégorie"
@@ -8844,6 +8854,10 @@ msgstr "La transcription de la vidéo a été relancée."
 msgid "An available transcription language must be specified."
 msgstr "Une langue de transcription disponible doit être spécifié."
 
+#: pod/video/views.py
+msgid "No audio file found."
+msgstr "Aucun fichier audio trouvé."
+
 #: pod/video/views.py
 #, python-format
 msgid "You cannot %s this note or comment."
diff --git a/pod/locale/nl/LC_MESSAGES/django.po b/pod/locale/nl/LC_MESSAGES/django.po
index ef8e96cb62..6d1065ad46 100644
--- a/pod/locale/nl/LC_MESSAGES/django.po
+++ b/pod/locale/nl/LC_MESSAGES/django.po
@@ -5,7 +5,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: Pod\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2024-02-06 10:47+0000\n"
+"POT-Creation-Date: 2024-02-09 09:42+0000\n"
 "PO-Revision-Date: 2023-06-08 14:37+0200\n"
 "Last-Translator: obado <bado@unice.fr>\n"
 "Language-Team: \n"
@@ -680,6 +680,10 @@ msgstr ""
 msgid "There are no BigBlueButton sessions in progress."
 msgstr ""
 
+#: pod/bbb/templates/bbb/live_publish_meeting.html
+msgid "Confirmation of performing a BigBlueButton live"
+msgstr ""
+
 #: pod/bbb/templates/bbb/live_publish_meeting.html
 msgid "Are you sure you want to perform a BigBlueButton live?"
 msgstr ""
@@ -771,10 +775,6 @@ msgstr ""
 msgid "The BigBlueButton live has been performed."
 msgstr ""
 
-#: pod/bbb/views.py
-msgid "Confirmation of performing a BigBlueButton live"
-msgstr ""
-
 #: pod/chapter/apps.py pod/chapter/models.py
 #: pod/chapter/templates/video_chapter.html
 #: pod/video/templates/videos/video-element.html
@@ -806,7 +806,7 @@ msgid "slug"
 msgstr ""
 
 #: pod/chapter/models.py pod/completion/models.py pod/enrichment/models.py
-#: pod/live/models.py pod/playlist/models.py pod/video/models.py
+#: pod/live/models.py pod/video/models.py
 msgid ""
 "Used to access this instance, the \"slug\" is a short label containing only "
 "letters, numbers, underscore or dash top."
@@ -1920,7 +1920,7 @@ msgstr ""
 #: pod/dressing/models.py pod/video/models.py
 msgid ""
 "Please choose a title as short and accurate as possible, reflecting the main "
-"subject / context of the content.(max length: 100 characters)"
+"subject / context of the content. (max length: 100 characters)"
 msgstr ""
 
 #: pod/dressing/models.py pod/enrichment/forms.py pod/enrichment/models.py
@@ -5693,7 +5693,7 @@ msgstr ""
 msgid "Right of access"
 msgstr ""
 
-#: pod/playlist/forms.py
+#: pod/playlist/forms.py pod/playlist/models.py
 msgid ""
 "Please choose an access right among “public”, “password-protected”, "
 "“private”."
@@ -5707,7 +5707,7 @@ msgstr ""
 msgid "Promoted"
 msgstr ""
 
-#: pod/playlist/forms.py pod/playlist/models.py
+#: pod/playlist/forms.py
 msgid ""
 "Selecting this setting causes your playlist to be promoted on the page "
 "listing promoted public playlists. However, if this setting is deactivated, "
@@ -5765,10 +5765,10 @@ msgstr ""
 
 #: pod/playlist/models.py
 msgid ""
-"\n"
-"            Please chosse a right of access among 'public', 'password-"
-"protected', 'private'.\n"
-"            "
+"Selecting this setting causes your playlist to be promoted on the page "
+"listing promoted public playlists. However, if this setting is deactivated "
+"your playlist will still be accessible to everyone.<br>For general use, we "
+"recommend that you leave this setting disabled."
 msgstr ""
 
 #: pod/playlist/models.py
@@ -5779,6 +5779,12 @@ msgstr ""
 msgid "Please choose if this playlist is editable or not."
 msgstr ""
 
+#: pod/playlist/models.py
+msgid ""
+"Used to access this instance, the “slug” is a short label containing only "
+"letters, numbers, underscore or dash top."
+msgstr ""
+
 #: pod/playlist/models.py
 msgid "You can add additional owners to the playlist."
 msgstr ""
@@ -7098,6 +7104,12 @@ msgstr ""
 msgid "%(app)s version"
 msgstr ""
 
+#: pod/video/models.py
+msgid ""
+"Please choose a title as short and accurate as possible, reflecting the main "
+"subject / context of the content.(max length: 100 characters)"
+msgstr ""
+
 #: pod/video/models.py
 msgid ""
 "The background color for your channel. You can use the format #. i.e.: "
@@ -7313,12 +7325,6 @@ msgstr ""
 msgid "Category title"
 msgstr "Categorie titel"
 
-#: pod/video/models.py
-msgid ""
-"Please choose a title as short and accurate as possible, reflecting the main "
-"subject / context of the content. (max length: 100 characters)"
-msgstr ""
-
 #: pod/video/models.py pod/video/templates/videos/category_modal.html
 msgid "Category"
 msgstr ""
@@ -8304,6 +8310,10 @@ msgstr ""
 msgid "An available transcription language must be specified."
 msgstr ""
 
+#: pod/video/views.py
+msgid "No audio file found."
+msgstr ""
+
 #: pod/video/views.py
 #, python-format
 msgid "You cannot %s this note or comment."
diff --git a/pod/main/configuration.json b/pod/main/configuration.json
index d90feb631a..2b759e6213 100644
--- a/pod/main/configuration.json
+++ b/pod/main/configuration.json
@@ -2833,13 +2833,13 @@
                     },
                     "settings": {
                         "CELERY_BROKER_URL": {
-                            "default_value": "amqp://pod:xxx@localhost/rabbitpod",
+                            "default_value": "redis://127.0.0.1:6379/5",
                             "description": {
                                 "en": [
                                     ""
                                 ],
                                 "fr": [
-                                    "URL de Celery pour la gestion des taches d’encodage."
+                                    "URL du courtier de messages où Celery stocke les ordres d’encodage et de transcription."
                                 ]
                             },
                             "pod_version_end": "",
diff --git a/pod/main/templates/base.html b/pod/main/templates/base.html
index 1f6924d36a..56f4912265 100644
--- a/pod/main/templates/base.html
+++ b/pod/main/templates/base.html
@@ -130,7 +130,7 @@ <h1 class="page_title">{{page_title|capfirst}}</h1>
         {% if not request.GET.is_iframe %}
           <aside class="pod-aside collapse" id="collapseAside">
             {% block page_aside %}
-              {% include 'aside.html'%}
+              {% include "aside.html" %}
             {% endblock page_aside %}
           </aside>
         {% endif %}
diff --git a/pod/main/templates/contact_us.html b/pod/main/templates/contact_us.html
index 4999448196..0872814621 100644
--- a/pod/main/templates/contact_us.html
+++ b/pod/main/templates/contact_us.html
@@ -4,8 +4,8 @@
 {% load honeypot %}
 
 {% block breadcrumbs %}
-{{ block.super }}
-<li class="breadcrumb-item active" aria-current="page">{{page_title}}</li>
+  {{ block.super }}
+  <li class="breadcrumb-item active" aria-current="page">{{page_title}}</li>
 {% endblock %}
 
 {% block page_content %}
@@ -57,22 +57,7 @@
 
 {% endblock page_content %}
 
-{% block collapse_page_aside %}
-  {{block.super}}
-{% endblock collapse_page_aside %}
-
 {% block page_aside %}
-  <div class="card card-body p-3">
-    <h2 class="h4 card-title pod-card__title ps-2">{% trans "Mandatory fields" %}</h2>
-    <div class="card-text">
-      <p>
-        <span class="required_star">*</span>
-        {% trans "Fields marked with an asterisk are mandatory." %}
-      </p>
-    </div>
-  </div>
+  {% include "main/mandatory_fields.html" %}
   {{block.super}}
 {% endblock page_aside %}
-
-{% block more_script %}
-{% endblock more_script %}
diff --git a/pod/main/templates/footer.html b/pod/main/templates/footer.html
index a7b41fa2db..e14beaf64c 100644
--- a/pod/main/templates/footer.html
+++ b/pod/main/templates/footer.html
@@ -3,7 +3,7 @@
 {% spaceless %}
 <div>
   <p class="float-end">
-    <a class="pod-gotoup" href="#" data-bs-toggle="tooltip" data-bs-placement="left" title="{% trans 'Return to top of page'%}">
+    <a class="pod-gotoup" href="#" data-bs-toggle="tooltip" data-bs-placement="left" title="{% trans 'Return to top of page' %}">
       <i class="bi bi-arrow-up-circle pod-gotoup" aria-hidden="true"></i></a>
   </p>
   <div class="pod-footer-content row">
diff --git a/pod/main/templates/main/mandatory_fields.html b/pod/main/templates/main/mandatory_fields.html
new file mode 100644
index 0000000000..67c01d2a45
--- /dev/null
+++ b/pod/main/templates/main/mandatory_fields.html
@@ -0,0 +1,10 @@
+{% load i18n %}
+<div class="card mt-1" id="card-mandatory-fields">
+  <h2 class="h4 card-header card-title pl-2">{% trans "Mandatory fields" %}</h2>
+  <div class="card-body card-text">
+    <p>
+      <span class="required_star">*</span>
+      {% trans "Fields marked with an asterisk are mandatory." %}
+    </p>
+  </div>
+</div>
diff --git a/pod/main/templates/navbar.html b/pod/main/templates/navbar.html
index 978b3c0c88..b636d62fca 100644
--- a/pod/main/templates/navbar.html
+++ b/pod/main/templates/navbar.html
@@ -48,7 +48,7 @@ <h5 class="offcanvas-title" id="pod-navbar__menuLabel">{% trans "Main menu" %}</
 
         {% if "live" in THIRD_PARTY_APPS %}
           <li class="nav-item" id="nav-live">
-            <a class="nav-link" href="{% url 'live:events'%}">
+            <a class="nav-link" href="{% url 'live:events' %}">
               <i class="bi bi-broadcast pod-nav-link-icon" aria-hidden="true"></i>&nbsp;{% trans 'Lives' %}
             </a>
           </li>
@@ -131,14 +131,14 @@ <h5 class="offcanvas-title" id="pod-navbar__menuLabel">{% trans "Main menu" %}</
       <button class="btn btn-link pod-params-button px-1"
         type="button" id="pod-param-buttons__button"
         data-bs-toggle="offcanvas" data-bs-target="#pod-navbar__menusettings"
-        data-pod-tooltip="true" aria-label="{% trans 'Configuration panel'%}"
-        title="{% trans 'Toggle configuration panel'%}"
+        data-pod-tooltip="true" aria-label="{% trans 'Configuration panel' %}"
+        title="{% trans 'Toggle configuration panel' %}"
         >
         <i class="bi bi-gear" aria-hidden="true"></i>
       </button>
       <div class="offcanvas offcanvas-end pod-offcanvas" tabindex="-1" id="pod-navbar__menusettings" aria-labelledby="pod-navbar__menusettingsLabel">
         <div class="offcanvas-header">
-          <h5 id="pod-navbar__menusettingsLabel">{% trans 'Configuration'%}</h5>
+          <h5 id="pod-navbar__menusettingsLabel">{% trans 'Configuration' %}</h5>
           <button type="button" class="btn-close text-reset"
             data-bs-dismiss="offcanvas" data-pod-tooltip="true"
             aria-label="{% trans 'Close' %}"
@@ -250,15 +250,15 @@ <h5 id="pod-navbar__menuuserLabel">{% if user.get_full_name != '' %}{{ user.get_
                 <a class="nav-item nav-link" href="{% url 'playlist:content' slug=playlist.slug %}"><i class="bi bi-star pod-nav-link-icon mx-1" aria-hidden="true"></i>{% trans 'My favorite videos' %}</a>
               {% endif %}
               {% if USE_OPENCAST_STUDIO %}
-                <a class="nav-item nav-link" href="{% url 'recorder:studio_pod'%}"><i class="bi bi-camera-video pod-nav-link-icon mx-1" aria-hidden="true"></i>{% trans 'Video Record' %}</a>
+                <a class="nav-item nav-link" href="{% url 'recorder:studio_pod' %}"><i class="bi bi-camera-video pod-nav-link-icon mx-1" aria-hidden="true"></i>{% trans 'Video Record' %}</a>
               {% endif %}
               {% show_meeting_button as meeting_button %}
               {% if meeting_button %}
-                <a class="nav-item nav-link" href="{% url 'meeting:my_meetings'%}"><i class="bi bi-person-video pod-nav-link-icon mx-1" aria-hidden="true"></i>{% trans 'My meetings' %}</a>
+                <a class="nav-item nav-link" href="{% url 'meeting:my_meetings' %}"><i class="bi bi-person-video pod-nav-link-icon mx-1" aria-hidden="true"></i>{% trans 'My meetings' %}</a>
               {% endif %}
               {% show_import_video_button as import_video_button %}
               {% if import_video_button %}
-                <a class="nav-item nav-link" href="{% url 'import_video:external_recordings'%}"><i class="bi bi-collection-play-fill pod-nav-link-icon mx-1" aria-hidden="true"></i>{% trans 'Import an external video' %}</a>
+                <a class="nav-item nav-link" href="{% url 'import_video:external_recordings' %}"><i class="bi bi-collection-play-fill pod-nav-link-icon mx-1" aria-hidden="true"></i>{% trans 'Import an external video' %}</a>
               {% endif %}
               {% if "live" in THIRD_PARTY_APPS and request.user|can_manage_event_filter %}
                 <a class="nav-item nav-link" href="{% url 'live:my_events' %}" title="{% trans 'My events' %}">
diff --git a/pod/main/templates/navbar_collapse.html b/pod/main/templates/navbar_collapse.html
index 4e636ef81a..43b6776350 100644
--- a/pod/main/templates/navbar_collapse.html
+++ b/pod/main/templates/navbar_collapse.html
@@ -22,7 +22,7 @@ <h2 class="modal-title">
         </div>
       </div>
       <div class="modal-footer">
-        <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">{% trans 'Close'%}</button>
+        <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">{% trans 'Close' %}</button>
       </div>
     </div>
   </div>
@@ -33,7 +33,7 @@ <h2 class="modal-title">
   <div class="modal-dialog modal-lg modal-pod-full">
     <div class="modal-content">
       <div class="modal-header">
-        <h2 class="modal-title"><i class="bi bi-tv"></i>&nbsp;{% trans 'Types of videos'%}</h2>
+        <h2 class="modal-title"><i class="bi bi-tv"></i>&nbsp;{% trans 'Types of videos' %}</h2>
         <button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="{% trans 'Close' %}"></button>
       </div>
       <div class="modal-body">
@@ -45,7 +45,7 @@ <h2 class="modal-title"><i class="bi bi-tv"></i>&nbsp;{% trans 'Types of videos'
         </ul>
       </div>
       <div class="modal-footer">
-        <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">{% trans 'Close'%}</button>
+        <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">{% trans 'Close' %}</button>
       </div>
     </div>
   </div>
@@ -61,7 +61,7 @@ <h2 class="modal-title"><i class="bi bi-people"></i>&nbsp;{% trans "Users"%}</h2
       <div class="modal-body">
         <div class="row">
             <div class="col-12">
-                <p>{% trans 'Use the input to filter user by last name.'%}</p>
+                <p>{% trans 'Use the input to filter user by last name.' %}</p>
                 <label for="ownerboxnavbar">{% trans 'Search' %}</label>
                 <input placeholder="{% trans 'Search' %}" id="ownerboxnavbar" class="form-control" type="text">
             </div>
@@ -77,7 +77,7 @@ <h2 class="modal-title"><i class="bi bi-people"></i>&nbsp;{% trans "Users"%}</h2
           </div>
       </div>
       <div class="modal-footer">
-        <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">{% trans 'Close'%}</button>
+        <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">{% trans 'Close' %}</button>
       </div>
     </div>
   </div>
diff --git a/pod/playlist/apps.py b/pod/playlist/apps.py
index c29c4f5286..2a495f8d75 100644
--- a/pod/playlist/apps.py
+++ b/pod/playlist/apps.py
@@ -213,7 +213,7 @@ def update_playlists(self):
         print("update_playlists --> OK")
 
     def add_playlists_contents(self):
-        """Add playlist content record from existing datas"""
+        """Add playlist content record from existing datas."""
         from pod.playlist.models import PlaylistContent
 
         print("Start add_playlists_contents")
diff --git a/pod/playlist/models.py b/pod/playlist/models.py
index 1a27d0582e..87093ca94c 100644
--- a/pod/playlist/models.py
+++ b/pod/playlist/models.py
@@ -1,3 +1,4 @@
+"""Esup-Pod Playlist models."""
 from django.contrib.auth.models import User
 from django.contrib.sites.models import Site
 from django.conf import settings
@@ -48,9 +49,8 @@ class Playlist(models.Model):
         choices=VISIBILITY_CHOICES,
         default="private",
         help_text=_(
-            """
-            Please chosse a right of access among 'public', 'password-protected', 'private'.
-            """
+            "Please choose an access right among “public”,"
+            + " “password-protected”, “private”."
         ),
     )
     autoplay = models.BooleanField(
@@ -63,7 +63,8 @@ class Playlist(models.Model):
         default=False,
         help_text=_(
             "Selecting this setting causes your playlist to be promoted on the page"
-            + " listing promoted public playlists. However, if this setting is deactivated,"
+            + " listing promoted public playlists."
+            + " However, if this setting is deactivated"
             + " your playlist will still be accessible to everyone."
             + "<br>For general use, we recommend that you leave this setting disabled."
         ),
@@ -78,9 +79,8 @@ class Playlist(models.Model):
         unique=True,
         max_length=105,
         help_text=_(
-            'Used to access this instance, the "slug" is a short'
-            + " label containing only letters, numbers, underscore"
-            + " or dash top."
+            "Used to access this instance, the “slug” is a short label"
+            + " containing only letters, numbers, underscore or dash top."
         ),
         editable=False,
     )
diff --git a/pod/playlist/templatetags/playlist_list_modal.py b/pod/playlist/templatetags/playlist_list_modal.py
index ea2ebc5a1a..fa0e548240 100644
--- a/pod/playlist/templatetags/playlist_list_modal.py
+++ b/pod/playlist/templatetags/playlist_list_modal.py
@@ -1,3 +1,4 @@
+"""Esup-Pod Playlist list modal."""
 from django.template import Library
 from django.contrib.auth.models import User
 
diff --git a/pod/playlist/utils.py b/pod/playlist/utils.py
index 52d443fefd..e8304a5cd5 100644
--- a/pod/playlist/utils.py
+++ b/pod/playlist/utils.py
@@ -106,7 +106,7 @@ def get_number_video_in_playlist(playlist: Playlist) -> int:
 
 def get_number_video_added_in_playlist(video: Video) -> int:
     """
-    Get the number of times a video has been added to a playlist
+    Get the number of times a video has been added to a playlist.
 
     Args:
         video (:class:`pod.video.models.Video`): The video object
@@ -119,7 +119,7 @@ def get_number_video_added_in_playlist(video: Video) -> int:
 
 def get_number_video_added_in_specific_playlist(playlist: Playlist) -> int:
     """
-    Get the number of times a video has been added to a specific playlist
+    Get the number of times a video has been added to a specific playlist.
 
     Args:
         playlist (:class:`pod.playlist.models.Playlist`): The playlist object
@@ -194,7 +194,7 @@ def get_video_list_for_playlist(playlist: Playlist) -> list:
 
 def get_playlist(slug: str) -> Playlist:
     """
-    Get a playlist with a slug
+    Get a playlist with a slug.
 
     Args:
         slug (str): The slug of the playlist
@@ -342,7 +342,7 @@ def user_can_see_playlist_video(request: WSGIRequest, video: Video) -> bool:
 
 def sort_playlist_list(playlist_list: list, sort_field: str, sort_direction="") -> list:
     """
-    Return playlist list sorted by specific column name and ascending or descending direction.
+    Return playlist list sorted by specific column name and asc or desc direction.
 
     Args:
         playlist_list (:class:`list(pod.playlist.models.Playlist)`): The list of playlist
diff --git a/pod/video/admin.py b/pod/video/admin.py
index e1a8356a09..ad76dbfcba 100644
--- a/pod/video/admin.py
+++ b/pod/video/admin.py
@@ -296,6 +296,7 @@ class updateOwnerAdmin(admin.ModelAdmin):
     def changelist_view(self, request, extra_context=None):
         """View for the change_video_owner admin page."""
         extra_context = extra_context or {}
+        extra_context["page_title"] = _("Change video owner")
         return super(updateOwnerAdmin, self).changelist_view(
             request, extra_context=extra_context
         )
diff --git a/pod/video/management/commands/create_thumbnail.py b/pod/video/management/commands/create_thumbnail.py
index a6b884f10c..c2e4010f1f 100755
--- a/pod/video/management/commands/create_thumbnail.py
+++ b/pod/video/management/commands/create_thumbnail.py
@@ -1,3 +1,4 @@
+"""Esup-Pod Django command to create a video thumbnail."""
 from django.core.management.base import BaseCommand
 from pod.video.models import Video
 from pod.video_encode_transcript.Encoding_video_model import Encoding_video_model
@@ -5,9 +6,12 @@
 
 
 class Command(BaseCommand):
+    """Esup-pod create_thumbnail command."""
+
     help = "Add thumbnail to video by id"
 
     def add_arguments(self, parser):
+        """Add args to the create_thumbnail command."""
         parser.add_argument(
             "id",
             type=int,
@@ -15,6 +19,7 @@ def add_arguments(self, parser):
         )
 
     def handle(self, *args, **options):
+        """Handle the create_thumbnail command."""
         vid = Video.objects.get(id=options["id"])
         encoding_video = Encoding_video_model(vid.id, vid.video.path)
         encoding_video.recreate_thumbnail()
@@ -30,4 +35,4 @@ def handle(self, *args, **options):
                 self.style.SUCCESS('The thumbnail is "%s"' % new_vid.thumbnail.file)
             )
         else:
-            self.stdout.write("Error when addgin new thumbnail %s" % ec.log)
+            self.stdout.write("Error when adding new thumbnail %s" % ec.log)
diff --git a/pod/video/static/css/change_video_owner.css b/pod/video/static/css/change_video_owner.css
index 4966ea4888..44e9246f39 100644
--- a/pod/video/static/css/change_video_owner.css
+++ b/pod/video/static/css/change_video_owner.css
@@ -8,12 +8,7 @@
   align-items: center;
 }
 
-.flex {
-  align-self: flex-end;
-  display: flex;
-  align-items: center;
-  gap: 0 0.8em;
-}
+
 
 .full-width {
   width: 100% !important;
@@ -24,56 +19,8 @@
   max-width: 320px;
 }
 
-/*
-main {
-  min-height: calc(100vh - 186px);
-}
-
-.container {
-  width: 1050px;
-  max-width: calc(100% - 2em);
-  margin: 0 auto;
-}
-
-.content {
-  background-color: var(--background-dark);
-  padding: 1em;
-}
-*/
 
-.form {
-  display: flex;
-  flex-wrap: wrap;
-  justify-content: space-between;
-  margin-top: 2em;
-}
-
-.form .form-wrapper {
-  display: flex;
-  flex-direction: column;
-  flex-grow: 1;
-  padding: 0.4em;
-}
-
-[data-theme="dark"] .form .form-wrapper input {
-  background: var(--bs-dark) !important;
-  border-color: var(--bs-dark) !important;
-}
-
-.form .form-wrapper.select_all_wrapper {
-  flex-flow: row wrap;
-  justify-content: space-between;
-  padding: 0.8em 1em 0 0;
-  align-items: center;
-}
-
-/*
-.form .form-wrapper.select_all_wrapper label {
-  margin: 0;
-}
-*/
-
-.form-wrapper .suggestions {
+.suggestions {
   max-height: 310px;
   border-bottom-left-radius: 4px;
   border-bottom-right-radius: 4px;
@@ -86,7 +33,7 @@ main {
   z-index: 1;
 }
 
-.form-wrapper .suggestions > *:nth-child(even) {
+.suggestions > *:nth-child(even) {
   border-top: 1px solid #2c2f38;
   border-bottom: 1px solid #2c2f38;
 }
@@ -100,11 +47,11 @@ main {
   border-left-color: #fff;
 }
 
-.form-wrapper .suggestions > p:hover {
+.suggestions > p:hover {
   background-color: var(--pod-link-color);
 }
 
-.form-wrapper .suggestions > * {
+.suggestions > * {
   padding: 0.8em;
   cursor: pointer;
   margin: 0;
@@ -164,6 +111,10 @@ main {
   opacity: 1;
 }
 
+.choosed>.card-body {
+  opacity:.66;
+}
+
 .form-wrapper__control.select-videos .card.manage_video img {
   width: 100%;
 }
@@ -180,82 +131,3 @@ main {
   text-overflow: ellipsis;
   white-space: nowrap;
 }
-
-/* Alert message */
-
-alert-message {
-  display: flex;
-  flex-direction: column;
-  padding: 11px 30px;
-  border-radius: 4px;
-  font-weight: 400;
-  position: fixed;
-  bottom: 20px;
-  right: 20px;
-  transition: opacity 1s;
-  animation: up 1s cubic-bezier(0.77, 0, 0.18, 1) forwards;
-  animation-direction: normal;
-  z-index: 9;
-}
-
-.alert {
-  background-color: #00baf3;
-  color: #fff;
-}
-
-alert-message .alert_message {
-  font-weight: 600;
-  font-size: 20px;
-}
-
-.alert_close {
-  animation: down 1s cubic-bezier(0.77, 0, 0.18, 1) forwards;
-}
-
-.alert .close_btn {
-  width: 10px;
-  position: absolute;
-  right: 8px;
-  top: 5px;
-  cursor: pointer;
-}
-
-@keyframes down {
-  0% {
-    bottom: 20px;
-    opacity: 1;
-  }
-
-  100% {
-    bottom: -100%;
-    opacity: 0.1;
-  }
-}
-
-@keyframes up {
-  0% {
-    bottom: -100%;
-    opacity: 0.1;
-  }
-
-  100% {
-    bottom: 20px;
-    opacity: 1;
-  }
-}
-
-/* End Alert message */
-
-/* Loader */
-
-/*
-.manage-video__loader {
-  position: relative;
-  width: 100%;
-  height: 40px;
-  display: flex;
-  justify-content: center;
-  align-items: flex-start;
-  padding-top: .8em;
-}
-*/
diff --git a/pod/video/static/js/change_video_owner.js b/pod/video/static/js/change_video_owner.js
index 85f76435a1..13a8a2cc06 100644
--- a/pod/video/static/js/change_video_owner.js
+++ b/pod/video/static/js/change_video_owner.js
@@ -1,3 +1,9 @@
+/**
+ * @file Esup-Pod functions to change owner of multiple videos.
+ * @since 2.8.2
+*/
+
+
 (function () {
   const base = window.location.origin;
   const update_videos_url = `${base}/video/updateowner/put/`;
@@ -73,7 +79,7 @@
     constructor(message, alert_class = "success") {
       super();
       let html = document.createElement("DIV");
-      html.setAttribute("class", "alert " + `alert-${alert_class}`);
+      html.setAttribute("class", "m-2 alert " + `alert-${alert_class}`);
       let content = document.createElement("DIV");
       content.setAttribute("class", "alert_message");
       content.innerText = message || alert_class;
@@ -355,7 +361,7 @@
         const url = `${get_videos_url}${current_username_id}?limit=${limit}&offset=${offset}`;
         getVideos(url, (data) => {
           DATA = data;
-          if (!!!data.results.length) {
+          if (!data.results.length) {
             addNotFound(videos_container);
             return;
           }
@@ -434,19 +440,19 @@
       });
 
       const body = document.createElement("DIV");
-      body.setAttribute("class", "body");
+      body.setAttribute("class", "card-body");
 
       const footer = document.createElement("DIV");
-      footer.setAttribute("class", "footer");
+      footer.setAttribute("class", "card-footer");
 
       const title = document.createElement("SPAN");
       title.setAttribute("class", "video-title");
       title.setAttribute("title", video.title);
       title.innerText = video.title;
 
-      img = document.createElement("img");
+      const img = document.createElement("img");
       img.setAttribute("src", video.thumbnail);
-      img.setAttribute("alt", video.title);
+      img.setAttribute("alt", "");
       body.appendChild(img);
       footer.appendChild(title);
       card.appendChild(body);
@@ -483,7 +489,7 @@
       listenerCallback(search, id, input, search_text, url);
       input.nextElementSibling.appendChild(search);
     }
-    p = document.createElement("P");
+    const p = document.createElement("P");
     p.setAttribute("class", cls);
     p.innerText = `${text}`;
     listenerCallback(p, id, input, null, url);
@@ -499,7 +505,7 @@
     if (username.length >= 3) {
       getUsers(username).then((users) => {
         clearSuggestions(input.nextElementSibling);
-        if (!!!users.length) addNotFound(input.nextElementSibling, true);
+        if (!users.length) addNotFound(input.nextElementSibling, true);
         users.forEach((user) => {
           addSuggestionElement(
             `${user.first_name} ${user.last_name}`,
@@ -533,7 +539,7 @@
         url,
         (data) => {
           DATA = { ...data };
-          if (!!!data.results.length) {
+          if (!data.results.length) {
             addNotFound(list_videos__search.nextElementSibling, true);
           } else {
             // Remove loader
diff --git a/pod/video/templates/channel/channel_edit.html b/pod/video/templates/channel/channel_edit.html
index 8c4f6fe208..ab3081635c 100644
--- a/pod/video/templates/channel/channel_edit.html
+++ b/pod/video/templates/channel/channel_edit.html
@@ -111,20 +111,8 @@ <h2 class="accordion-header">
 </form>
 {% endblock page_content %}
 
-{% block collapse_page_aside %}
-{{ block.super }}
-{% endblock collapse_page_aside %}
-
 {% block page_aside %}
-<div class="card">
-  <h2 class="h4 card-header card-title pod-card__title">{% trans "Mandatory fields" %}</h2>
-  <div class="card-body">
-    <p>
-      <span class="required_star">*</span>
-      {% trans "Fields marked with an asterisk are mandatory." %}
-    </p>
-  </div>
-</div>
+{% include 'main/mandatory_fields.html'%}
 <div class="card">
   <h2 class="h4 card-header card-title pod-card__title">{% trans "Form fields"%}</h2>
   <div class="card-body" id="formfields">
@@ -135,7 +123,7 @@ <h2 class="h4 card-header card-title pod-card__title">{% trans "Form fields"%}</
       </button>
       <div id="collapse-{{forloop.counter}}" class="card-body collapse card-text small" aria-labelledby="heading-{{forloop.counter}}" data-bs-parent="#formfields">
         {% for value in values %}
-        <p>{{value|safe}}</p>
+          <p>{{value|safe}}</p>
         {% endfor %}
       </div>
     </div>
diff --git a/pod/video/templates/channel/theme_edit.html b/pod/video/templates/channel/theme_edit.html
index aa8394b0a3..2b532b3e6d 100644
--- a/pod/video/templates/channel/theme_edit.html
+++ b/pod/video/templates/channel/theme_edit.html
@@ -59,20 +59,8 @@ <h1 class="page_title">{% trans "Editing the channel’s themes" %} {{channel.ti
 </form>
 {% endblock page_content %}
 
-{% block collapse_page_aside %}
-{{ block.super }}
-{% endblock collapse_page_aside %}
-
 {% block page_aside %}
-<div class="card">
-  <h2 class="h4 card-header card-title pod-card__title">{% trans "Mandatory fields" %}</h2>
-  <div class="card-body card-text">
-    <p>
-      <span class="required_star">*</span>
-      {% trans "Fields marked with an asterisk are mandatory." %}
-    </p>
-  </div>
-</div>
+{% include 'main/mandatory_fields.html'%}
 <div class="card">
   <h2 class="h4 card-header card-title pod-card__title">{% trans "Form fields"%}</h2>
   <div class="card-body" id="formfields">
diff --git a/pod/video/templates/videos/add_video.html b/pod/video/templates/videos/add_video.html
index fec991a717..a72b73585d 100644
--- a/pod/video/templates/videos/add_video.html
+++ b/pod/video/templates/videos/add_video.html
@@ -4,7 +4,7 @@
 {% load tagging_tags %}
 
 {% block breadcrumbs %}{{ block.super }}
-<li class="breadcrumb-item"><a href="{% url 'video:dashboard' %}">{% trans 'Dashboard' %}</a></li>
+<li class="breadcrumb-item"><a href="{% url 'video:dashboard' %}">{% trans "Dashboard" %}</a></li>
 <li class="breadcrumb-item active" aria-current="page">{{page_title}}</li>
 {% endblock %}
 
diff --git a/pod/video/templates/videos/change_video_owner.html b/pod/video/templates/videos/change_video_owner.html
index a661b4a835..2eabbb17f8 100644
--- a/pod/video/templates/videos/change_video_owner.html
+++ b/pod/video/templates/videos/change_video_owner.html
@@ -1,95 +1,103 @@
 {% extends "base.html" %} {% load i18n %} {% load static %}
 
-{% block opengraph %}
- {{block.super }}
-  <link rel="stylesheet" href="{% static 'css/change_video_owner.css' %}">
+{% block page_extra_head %}
+  <link
+    rel="stylesheet"
+    href="{% static 'css/change_video_owner.css' %}?ver={{VERSION}}"
+  >
   <link
     rel="stylesheet"
     href="{% static 'css/paginator.css' %}?ver={{VERSION}}"
- >
-{% endblock opengraph %}
+  >
+{% endblock page_extra_head %}
 
-{% block page_title %}
-  {% trans "Change video owner" %}
-{%endblock page_title %}
-{% block more_script %}
-  <script src="{% static 'js/change_video_owner.js' %}"></script>
-{% endblock more_script %}
-{% block content %}
-<main>
-  <div class="container change_video_owner">
-    <div class="content">
-      <h1 class="page_title">{% trans "Change video owner" %}</h1>
-      <form class="form" autocomplete="off">
-        {% csrf_token %}
 
-        <div class="form-wrapper">
-          <label for="oldlogin" class="form-label"
-            >{% trans "Old owner" %}<i class="required">*</i></label
-          >
-          <input
-            type="text"
-            id="oldlogin"
-            class="form-control"
-            placeholder="{% trans 'FirstName/LastName' %}"
-            required
-         >
-          <div class="oldlogin suggestions"></div>
-        </div>
+{% block breadcrumbs %}
+  {{ block.super }}
+  <li class="breadcrumb-item active" aria-current="page">{{ page_title }}</li>
+{% endblock %}
+
+
+{% block page_content %}
+  <form class="form" autocomplete="off">
+    {% csrf_token %}
+
+    <div class="row">
+      <div class="mt-3 field-oldlogin col-md-6">
+        <label for="oldlogin" class="form-label">
+          {% trans "Old owner" %}
+          <span class="required_star">*</span>
+        </label>
+        <input
+          type="text"
+          id="oldlogin"
+          class="required form-control"
+          placeholder="{% trans 'FirstName/LastName' %}"
+          required
+        >
+        <div class="oldlogin suggestions"></div>
+      </div>
 
-        <div class="form-wrapper">
-          <label for="newlogin" class="form-label"
-            >{% trans "New owner" %}<i class="required">*</i></label
-          >
-          <input
-            type="text"
-            id="newlogin"
-            class="form-control"
-            placeholder="{% trans 'FirstName/LastName' %}"
-            required
-         >
-          <div class="newlogin suggestions"></div>
-        </div>
+      <div class="mt-3 field-newlogin col-md-6">
+        <label for="newlogin" class="form-label">
+          {% trans "New owner" %}
+          <span class="required_star">*</span>
+        </label>
+        <input
+          type="text"
+          id="newlogin"
+          class="required form-control"
+          placeholder="{% trans 'FirstName/LastName' %}"
+          required
+        >
+        <div class="newlogin suggestions"></div>
+      </div>
+    </div>
+
+    <div class="mt-3 field-filter">
+      <label for="list_videos__search">{% trans "Filter" %}</label>
+      <input
+        name="all"
+        placeholder="{% trans 'Filter by title' %}"
+        type="text"
+        id="list_videos__search"
+        class="form-control"
+      >
+      <div class="filter suggestions semi-width"></div>
+    </div>
 
-        <div class="form-wrapper full-width">
-          <label for="list_videos__search">{% trans "Filter" %}</label>
-          <input
-            name="all"
-            placeholder="{% trans 'Filter by title' %}"
-            type="text"
-            id="list_videos__search"
-            class="form-control"
-         >
-          <div class="filter suggestions semi-width"></div>
-        </div>
+    <fieldset class="mt-4 field-select_all row">
+      <legend>
+        {% trans "Select video(s) to edit" %}
+        <span class="required_star">*</span>
+      </legend>
+      <div class="text-end">
+        <label for="select_all" class="form-check-label">
+          {% trans "Select/Deselect all videos" %}
+        </label>
+        <input
+          name="select_all"
+          type="checkbox"
+          id="select_all"
+          class="select_all form-check-input"
+        >
+      </div>
+      <div class="form-wrapper__control select-videos form-control"></div>
+      {% include "videos/paginator.html" with disable_next=True%}
+    </fieldset>
 
-        <div class="form-wrapper select_all_wrapper">
-            <label class="label-control"
-              >{% trans "Select video(s) to edit" %}<i class="required"
-                >*</i
-              ></label
-            >
-            <div class="flex">
-              <label for="select_all" class="form-check-label"
-                >{% trans "Select/Deselect all videos" %}</label
-              >
-              <input
-                name="select_all"
-                type="checkbox"
-                id="select_all"
-                class="select_all form-check-input"
-             >
-            </div>
-        </div>
-        <div class="form-wrapper__control select-videos form-control"></div>
-        {% include "videos/paginator.html" with disable_next=True%}
-        <div class="form-wrapper children-center">
-          <button id="submitChanges" class="btn btn-primary">
-            {% trans "Submit changes" %}
-          </button>
-        </div>
-      </form>
+    <div class="form-wrapper children-center">
+      <button id="submitChanges" class="btn btn-primary" type="submit">
+        {% trans "Submit changes" %}
+      </button>
     </div>
-  </div>
-</main>
-{% endblock content %}
+  </form>
+{% endblock page_content %}
+
+{% block page_aside %}
+  {% include 'main/mandatory_fields.html'%}
+{% endblock page_aside %}
+
+{% block more_script %}
+  <script src="{% static 'js/change_video_owner.js' %}?ver={{VERSION}}"></script>
+{% endblock more_script %}
diff --git a/pod/video/templates/videos/video_collaborate.html b/pod/video/templates/videos/video_collaborate.html
index 6b12986ba2..bd5ab67461 100644
--- a/pod/video/templates/videos/video_collaborate.html
+++ b/pod/video/templates/videos/video_collaborate.html
@@ -9,7 +9,7 @@
 
 {% block breadcrumbs %}
     {{block.super}}
-    <li class="breadcrumb-item"><a href="{% url 'video:dashboard' %}">{% trans 'Dashboard' %}</a></li>
+    <li class="breadcrumb-item"><a href="{% url 'video:dashboard' %}">{% trans "Dashboard" %}</a></li>
 
     <li class="breadcrumb-item">
         <a href="{% url 'video:video' slug=video.slug %}">
diff --git a/pod/video/templates/videos/video_delete.html b/pod/video/templates/videos/video_delete.html
index e2743baf23..46d0450058 100644
--- a/pod/video/templates/videos/video_delete.html
+++ b/pod/video/templates/videos/video_delete.html
@@ -5,7 +5,7 @@
 
 {% block breadcrumbs %}
   {{ block.super }}
-  <li class="breadcrumb-item"><a href="{% url 'video:dashboard' %}">{% trans 'Dashboard' %}</a></li>
+  <li class="breadcrumb-item"><a href="{% url 'video:dashboard' %}">{% trans "Dashboard" %}</a></li>
   <li class="breadcrumb-item"><a href="{% url 'video:video' slug=video.slug %}">{{video.title}}</a></li>
   <li class="breadcrumb-item active" aria-current="page">{% trans "Delete" %}</li>
 {% endblock %}
diff --git a/pod/video/templates/videos/video_edit.html b/pod/video/templates/videos/video_edit.html
index c290f3a211..2dc94a3fa7 100644
--- a/pod/video/templates/videos/video_edit.html
+++ b/pod/video/templates/videos/video_edit.html
@@ -4,7 +4,7 @@
 {% load tagging_tags %}
 
 {% block breadcrumbs %}{{ block.super }}
-  <li class="breadcrumb-item"><a href="{% url 'video:dashboard' %}">{% trans 'Dashboard' %}</a></li>
+  <li class="breadcrumb-item"><a href="{% url 'video:dashboard' %}">{% trans "Dashboard" %}</a></li>
   {% if form.instance.title and form.instance.slug != '' %}
     <li class="breadcrumb-item"><a href="{% url 'video:video' slug=form.instance.slug %}" title="{{form.instance.title}}">{{form.instance.title|title|truncatechars:45}}</a></li>
     <li class="breadcrumb-item active" aria-current="page">{% trans "Edit" %}</li>
@@ -229,19 +229,12 @@ <h2 class="h4 card-header card-title pod-card__title ps-2">{% trans "Uploading"
       <p>{% blocktrans with form.VIDEO_MAX_UPLOAD_SIZE as video_max_upload_size %}The file size must be lower than {{video_max_upload_size}} Go.{% endblocktrans %}</p>
       <p>{% trans "The sending time depends on the size of your file and your upload speed. This can be quite long." %}</p>
       <p>{% trans "While sending your file, do not close your browser until you have received a message of success or failure." %}</p>
-      <p>{% trans "An email will be sent to you when all encoding tasks are completed." %}
-      <p>
-    </div>
-  </div>
-  <div class="card" id="card-mandatory-fields">
-    <h2 class="h4 card-header card-title pod-card__title ps-2">{% trans "Mandatory fields" %}</h2>
-    <div class="card-body card-text">
-      <p>
-        <span class="required_star">*</span>
-        {% trans "Fields marked with an asterisk are mandatory." %}
-      </p>
+      <p>{% trans "An email will be sent to you when all encoding tasks are completed." %}</p>
     </div>
   </div>
+
+  {% include 'main/mandatory_fields.html'%}
+
   <div class="card" id="card-helpfields">
     <h2 class="h4 card-header card-title pod-card__title ps-2">{% trans "Help for form fields" %}</h2>
     <div class="card-body" id="formfields">
diff --git a/pod/video/tests/test_obsolescence.py b/pod/video/tests/test_obsolescence.py
index d30c04c7d5..f0b94ef592 100644
--- a/pod/video/tests/test_obsolescence.py
+++ b/pod/video/tests/test_obsolescence.py
@@ -182,7 +182,7 @@ def test_obsolete_video(self):
         self.assertTrue(video7 in list_video["other"]["7"])
         print("--->  test_obsolete_video of ObsolescenceTestCase: OK")
 
-    def test_delete_video(self):
+    def test_delete_obsolete_video(self):
         """Check that obsolete videos are deleted."""
         from pod.video.management.commands import check_obsolete_videos
 
@@ -239,7 +239,7 @@ def test_delete_video(self):
         fd.close()
         self.assertEqual(n, 2)
 
-        print("--->  test_obsolete_video of ObsolescenceTestCase: OK")
+        print("--->  test_delete_obsolete_video of ObsolescenceTestCase: OK")
 
     def tearDown(self):
         """Cleanup all created stuffs."""
diff --git a/pod/video_encode_transcript/Encoding_video.py b/pod/video_encode_transcript/Encoding_video.py
index d4c5ce70f2..2dc96d5076 100644
--- a/pod/video_encode_transcript/Encoding_video.py
+++ b/pod/video_encode_transcript/Encoding_video.py
@@ -1,4 +1,4 @@
-"""Encoding video."""
+"""Esup-Pod video encoding."""
 
 import json
 import os
@@ -201,7 +201,7 @@ def __init__(self, id=0, video_file="", start=0, stop=0, dressing=None):
         self.cutting_stop = stop or 0
         self.dressing = dressing or None
 
-    def is_video(self):
+    def is_video(self) -> bool:
         """Check if current encoding correspond to a video."""
         return len(self.list_video_track) > 0
 
@@ -287,7 +287,7 @@ def add_stream(self, stream):
                 language = stream.get("tags").get("language", "")
             self.list_subtitle_track["%s" % stream.get("index")] = {"language": language}
 
-    def get_output_dir(self):
+    def get_output_dir(self) -> str:
         dirname = os.path.dirname(self.video_file)
         return os.path.join(dirname, "%04d" % int(self.id))
 
@@ -297,7 +297,7 @@ def create_output_dir(self):
             os.makedirs(output_dir)
         self.output_dir = output_dir
 
-    def get_mp4_command(self):
+    def get_mp4_command(self) -> str:
         mp4_command = "%s " % FFMPEG_CMD
         list_rendition = get_list_rendition()
         # remove rendition if encode_mp4 == False
@@ -358,7 +358,7 @@ def get_mp4_command(self):
                 self.list_mp4_files[rend] = output_file
         return mp4_command
 
-    def get_hls_command(self):
+    def get_hls_command(self) -> str:
         hls_command = "%s " % FFMPEG_CMD
         list_rendition = get_list_rendition()
         hls_command += FFMPEG_INPUT % {
@@ -393,15 +393,15 @@ def get_hls_command(self):
                 self.list_hls_files[rend] = output_file
         return hls_command
 
-    def get_dressing_file(self):
+    def get_dressing_file(self) -> str:
         """Create or replace the dressed video file."""
         dirname = os.path.dirname(self.video_file)
         filename, ext = os.path.splitext(os.path.basename(self.video_file))
         output_file = os.path.join(dirname, filename + "_dressing" + ext)
         return output_file
 
-    def get_dressing_command(self):
-        """Get the command based on the dressing object parameters"""
+    def get_dressing_command(self) -> str:
+        """Get the command based on the dressing object parameters."""
         height = str(list(self.list_video_track.items())[0][1]["height"])
         order_opening_credits = 0
         dressing_command_params = "[vid][0:a]"
@@ -498,6 +498,7 @@ def encode_video_dressing(self):
         self.video_file = self.get_dressing_file()
 
     def encode_video_part(self):
+        """Encode the video part of a file."""
         mp4_command = self.get_mp4_command()
         return_value, return_msg = launch_cmd(mp4_command)
         self.add_encoding_log("mp4_command", mp4_command, return_value, return_msg)
@@ -534,7 +535,7 @@ def create_main_livestream(self):
         livestream_file.write(livestream_content.replace("\n\n", "\n"))
         livestream_file.close()
 
-    def get_mp3_command(self):
+    def get_mp3_command(self) -> str:
         mp3_command = "%s " % FFMPEG_CMD
         mp3_command += FFMPEG_INPUT % {
             "input": self.video_file,
@@ -549,7 +550,7 @@ def get_mp3_command(self):
         self.list_mp3_files[FFMPEG_AUDIO_BITRATE] = output_file
         return mp3_command
 
-    def get_m4a_command(self):
+    def get_m4a_command(self) -> str:
         m4a_command = "%s " % FFMPEG_CMD
         m4a_command += FFMPEG_INPUT % {
             "input": self.video_file,
@@ -565,6 +566,7 @@ def get_m4a_command(self):
         return m4a_command
 
     def encode_audio_part(self):
+        """Encode the audio part of a video."""
         mp3_command = self.get_mp3_command()
         return_value, return_msg = launch_cmd(mp3_command)
         self.add_encoding_log("mp3_command", mp3_command, return_value, return_msg)
@@ -576,7 +578,7 @@ def encode_audio_part(self):
             return_value, return_msg = launch_cmd(m4a_command)
             self.add_encoding_log("m4a_command", m4a_command, return_value, return_msg)
 
-    def get_extract_thumbnail_command(self):
+    def get_extract_thumbnail_command(self) -> str:
         thumbnail_command = "%s " % FFMPEG_CMD
         thumbnail_command += FFMPEG_INPUT % {
             "input": self.video_file,
@@ -591,7 +593,7 @@ def get_extract_thumbnail_command(self):
             self.list_thumbnail_files[img] = output_file
         return thumbnail_command
 
-    def get_create_thumbnail_command(self):
+    def get_create_thumbnail_command(self) -> str:
         thumbnail_command = "%s " % FFMPEG_CMD
         first_item = self.get_first_item()
         input_file = self.list_mp4_files[first_item[0]]
@@ -614,7 +616,7 @@ def get_create_thumbnail_command(self):
         return thumbnail_command
 
     def get_first_item(self):
-        """get the first mp4 render from setting"""
+        """Get the first mp4 render from setting."""
         list_rendition = get_list_rendition()
         for rend in list_rendition.copy():
             if list_rendition[rend]["encode_mp4"] is False:
@@ -720,7 +722,7 @@ def encode_image_part(self):
         if self.is_video() and self.duration >= 10:
             self.create_overview()
 
-    def get_extract_subtitle_command(self):
+    def get_extract_subtitle_command(self) -> str:
         subtitle_command = "%s " % FFMPEG_CMD
         subtitle_command += FFMPEG_INPUT % {
             "input": self.video_file,
@@ -755,6 +757,7 @@ def export_to_json(self):
             json.dump(data_to_dump, outfile, indent=2)
 
     def add_encoding_log(self, title, command, result, msg):
+        """Add Encoding step to the encoding_log dict."""
         self.encoding_log[title] = {"command": command, "result": result, "msg": msg}
         if result is False and self.error_encoding is False:
             self.error_encoding = True
@@ -777,7 +780,7 @@ def start_encode(self):
         self.export_to_json()
 
 
-def fix_input(input):
+def fix_input(input) -> str:
     filename = ""
     if args.input.startswith("/"):
         path_file = args.input
diff --git a/pod/video_encode_transcript/Encoding_video_model.py b/pod/video_encode_transcript/Encoding_video_model.py
index 60f48f36b0..e7e095a5f9 100644
--- a/pod/video_encode_transcript/Encoding_video_model.py
+++ b/pod/video_encode_transcript/Encoding_video_model.py
@@ -285,7 +285,7 @@ def store_json_list_thumbnail_files(self, info_video):
                 os.remove(list_thumbnail_files[thumbnail_path])
         return video
 
-    def store_json_list_overview_files(self, info_video):
+    def store_json_list_overview_files(self, info_video) -> Video:
         list_overview_files = info_video["list_overview_files"]
         video = Video.objects.get(id=self.id)
         if len(list_overview_files) > 0:
@@ -298,7 +298,7 @@ def store_json_list_overview_files(self, info_video):
             video.save()
         return video
 
-    def store_json_info(self):
+    def store_json_info(self) -> Video:
         """Open json file and store its data in current instance."""
         with open(self.get_output_dir() + "/info_video.json") as json_file:
             info_video = json.load(json_file)
diff --git a/pod/video_encode_transcript/encode.py b/pod/video_encode_transcript/encode.py
index bcb6a3ada9..ff0f773c74 100644
--- a/pod/video_encode_transcript/encode.py
+++ b/pod/video_encode_transcript/encode.py
@@ -1,4 +1,4 @@
-"""This module handles video encoding with CPU."""
+"""Esup-Pod module to handle video encoding with CPU."""
 
 from django.conf import settings
 from webpush.models import PushInformation
@@ -6,6 +6,7 @@
 from pod.video.models import Video
 from .Encoding_video_model import Encoding_video_model
 from .encoding_studio import encode_video_studio
+from .models import EncodingLog
 
 from pod.cut.models import CutVideo
 from pod.dressing.models import Dressing
@@ -48,7 +49,7 @@
 
 # Disable for the moment, will be reactivated in future version
 """
-def start_remote_encode(video_id):
+def start_remote_encode(video_id: int):
     # load module here to prevent circular import
     from .remote_encode import remote_encode_video
 
@@ -59,7 +60,7 @@ def start_remote_encode(video_id):
 """
 
 
-def start_encode(video_id, threaded=True):
+def start_encode(video_id: int, threaded=True):
     """Start local encoding."""
     if threaded:
         if CELERY_TO_ENCODE:
@@ -104,7 +105,7 @@ def start_studio_remote_encode(recording_id, video_output, videos, subtime, pres
 """
 
 
-def encode_video(video_id):
+def encode_video(video_id: int) -> None:
     """ENCODE VIDEO: MAIN FUNCTION."""
     start = "Start at: %s" % time.ctime()
 
@@ -138,10 +139,19 @@ def encode_video(video_id):
     else:
         encoding_video.start_encode()
         final_video = store_encoding_info(video_id, encoding_video)
-        end_of_encoding(final_video)
 
+        if encoding_video.error_encoding:
+            enc_log, created = EncodingLog.objects.get_or_create(video=final_video)
+            msg = "Error during video `%s` encoding." % video_id
+            if created is False:
+                msg += " See log at:\n%s" % enc_log.logfile.url
 
-def store_encoding_info(video_id, encoding_video):
+            send_email(msg, video_id)
+        else:
+            end_of_encoding(final_video)
+
+
+def store_encoding_info(video_id: int, encoding_video: Encoding_video_model) -> Video:
     """Store all encoding file and informations from encoding tasks."""
     change_encoding_step(video_id, 3, "store encoding info")
     final_video = encoding_video.store_json_info()
@@ -151,7 +161,7 @@ def store_encoding_info(video_id, encoding_video):
     return final_video
 
 
-def get_encoding_video(video_to_encode):
+def get_encoding_video(video_to_encode: Video) -> Encoding_video_model:
     """Get the encoding video object from video."""
     dressing = None
     if Dressing.objects.filter(videos=video_to_encode).exists():
@@ -171,8 +181,8 @@ def get_encoding_video(video_to_encode):
     )
 
 
-def end_of_encoding(video):
-    """Send mail at the end of encoding, call transcription."""
+def end_of_encoding(video: Video):
+    """Notify user at the end of encoding & call transcription."""
     if (
         USE_NOTIFICATIONS
         and video.owner.owner.accepts_notifications
@@ -186,7 +196,7 @@ def end_of_encoding(video):
     change_encoding_step(video.id, 0, "end of encoding")
 
 
-def transcript_video(video_id):
+def transcript_video(video_id: int):
     """Transcript video audio to text."""
     video = Video.objects.get(id=video_id)
     if USE_TRANSCRIPTION and video.transcript not in ["", "0", "1"]:
diff --git a/pod/video_encode_transcript/encoding_tasks.py b/pod/video_encode_transcript/encoding_tasks.py
index f21752f5d7..1ec358ffb6 100644
--- a/pod/video_encode_transcript/encoding_tasks.py
+++ b/pod/video_encode_transcript/encoding_tasks.py
@@ -1,3 +1,4 @@
+"""Esup-Pod encoding tasks."""
 # pip3 install celery==5.2.7
 # pip3 install webvtt-py
 # pip3 install redis==4.5.4
diff --git a/pod/video_encode_transcript/importing_tasks.py b/pod/video_encode_transcript/importing_tasks.py
index a5bc312117..1ca11acc04 100644
--- a/pod/video_encode_transcript/importing_tasks.py
+++ b/pod/video_encode_transcript/importing_tasks.py
@@ -1,3 +1,4 @@
+"""Esup-Pod import video tasks."""
 from celery import Celery
 
 try:
diff --git a/pod/video_encode_transcript/importing_transcript_tasks.py b/pod/video_encode_transcript/importing_transcript_tasks.py
index 2b8819907c..1bab572854 100644
--- a/pod/video_encode_transcript/importing_transcript_tasks.py
+++ b/pod/video_encode_transcript/importing_transcript_tasks.py
@@ -1,3 +1,4 @@
+"""Esup-Pod import transcription tasks."""
 from celery import Celery
 
 try:
diff --git a/pod/video_encode_transcript/tests/test_encode.py b/pod/video_encode_transcript/tests/test_encode.py
index a20d5f38af..19832fe751 100644
--- a/pod/video_encode_transcript/tests/test_encode.py
+++ b/pod/video_encode_transcript/tests/test_encode.py
@@ -1,4 +1,8 @@
-"""Encode Test Case."""
+"""
+Video & Audio encoding test cases.
+
+*  run with `python manage.py test pod.video_encode_transcript.tests.test_encode`
+"""
 
 from django.conf import settings
 from django.test import TestCase
@@ -22,12 +26,24 @@
 
 
 class EncodeTestCase(TestCase):
+    """Video and audio encoding tests."""
+
     fixtures = [
         "initial_data.json",
     ]
 
+    _one_time_setup_complete = False
+
     def setUp(self):
-        """Encode video and audio test files."""
+        """Set up video and audio encoding tests."""
+        if not self._one_time_setup_complete:
+            self.before_running_all_tests()
+            self._one_time_setup_complete = True
+
+        self.before_running_each_test()
+
+    def before_running_all_tests(self):
+        """Set up that must be run just once before all tests."""
         user = User.objects.create(username="pod", password="pod1234pod")
         # owner1 = Owner.objects.get(user__username="pod")
         video = Video.objects.create(
@@ -40,9 +56,9 @@ def setUp(self):
         video.video.save("test.mp4", tempfile)
         dest = os.path.join(settings.MEDIA_ROOT, video.video.name)
         shutil.copyfile(VIDEO_TEST, dest)
-        print("\n ---> Start Encoding video")
+        print("\n ---> Start Encoding video test.mp4")
         encode.encode_video(video.id)
-        print("\n ---> End Encoding video")
+        print("\n ---> End Encoding video test.mp4")
 
         audio = Video.objects.create(
             title="Audio1",
@@ -54,12 +70,16 @@ def setUp(self):
         audio.video.save("test.mp3", tempfile)
         dest = os.path.join(settings.MEDIA_ROOT, audio.video.name)
         shutil.copyfile(AUDIO_TEST, dest)
-        print("\n ---> Start Encoding audio")
+        print("\n ---> Start Encoding audio test.mp3")
         encode.encode_video(audio.id)
-        print("\n ---> End Encoding audio")
+        print("\n ---> End Encoding audio test.mp3")
 
         print(" --->  SetUp of EncodeTestCase: OK!")
 
+    def before_running_each_test(self):
+        """Set up what must be run before each test."""
+        pass
+
     def test_encoding_wrong_file(self):
         """Test if a try to encode a wrong file ends well."""
         video = Video.objects.create(
@@ -77,6 +97,7 @@ def test_result_encoding_video(self):
         """Test if video encoding worked properly."""
         # video id=1 et audio id=2
         video_to_encode = Video.objects.get(id=1)
+        self.assertEqual("Video1", video_to_encode.title)
         list_mp2t = EncodingVideo.objects.filter(
             video=video_to_encode, encoding_format="video/mp2t"
         )
@@ -105,6 +126,7 @@ def test_result_encoding_audio(self):
         """Test if audio encoding worked properly."""
         # video id=1 & audio id=2
         audio = Video.objects.get(id=2)
+        self.assertEqual("Audio1", audio.title)
         list_m4a = EncodingAudio.objects.filter(video=audio, encoding_format="video/mp4")
         list_mp3 = EncodingAudio.objects.filter(video=audio, encoding_format="audio/mp3")
         el = EncodingLog.objects.get(video=audio)
@@ -115,9 +137,10 @@ def test_result_encoding_audio(self):
         self.assertFalse(audio.thumbnail)
         print(" --->  test_result_encoding_audio of EncodeTestCase: OK!")
 
-    def test_delete_object(self):
-        """Tester la suppression de la video et la suppression en cascade."""
+    def test_delete_video(self):
+        """Test video deletion and cascade deleting."""
         video_to_encode = Video.objects.get(id=1)
+        self.assertEqual("Video1", video_to_encode.title)
         video = video_to_encode.video.path
         video_dir = os.path.join(os.path.dirname(video), "%04d" % video_to_encode.id)
         log_file = os.path.join(video_dir, "info_video.json")
@@ -162,6 +185,7 @@ def test_delete_object(self):
         self.assertFalse(os.path.isdir(video_dir))
 
         audio = Video.objects.get(id=2)
+        self.assertEqual("Audio1", audio.title)
         audio_video_path = audio.video.path
         audio_dir = os.path.join(os.path.dirname(audio_video_path), "%04d" % audio.id)
         audio_log_file = os.path.join(audio_dir, "info_video.json")
@@ -171,4 +195,4 @@ def test_delete_object(self):
         # check audio folder remove
         self.assertFalse(os.path.isdir(audio_dir))
 
-        print("   --->  test_delete_object of EncodeTestCase: OK!")
+        print("   --->  test_delete_video of EncodeTestCase: OK!")
diff --git a/pod/video_encode_transcript/transcripting_tasks.py b/pod/video_encode_transcript/transcripting_tasks.py
index 104ff1b191..1618dccceb 100644
--- a/pod/video_encode_transcript/transcripting_tasks.py
+++ b/pod/video_encode_transcript/transcripting_tasks.py
@@ -1,3 +1,4 @@
+"""Esup-Pod transcripting tasks."""
 # pip3 install celery==5.2.7
 # pip3 install webvtt-py
 # pip3 install redis==4.5.4
diff --git a/pod/video_encode_transcript/utils.py b/pod/video_encode_transcript/utils.py
index 458e49c755..7ba5d2fc58 100644
--- a/pod/video_encode_transcript/utils.py
+++ b/pod/video_encode_transcript/utils.py
@@ -109,9 +109,9 @@ def create_outputdir(video_id, video_path):
 
 def send_email_item(msg, item, item_id):
     """Send email notification when encoding fails for a specific item."""
-    subject = "[" + __TITLE_SITE__ + "] Error Encoding %s id:%s" % (item, item_id)
-    message = "Error Encoding  %s id : %s\n%s" % (item, item_id, msg)
-    html_message = "<p>Error Encoding %s id : %s</p><p>%s</p>" % (
+    subject = "[" + __TITLE_SITE__ + "] Error Encoding %s id: %s" % (item, item_id)
+    message = "Error Encoding %s id: %s\n%s" % (item, item_id, msg)
+    html_message = "<p>Error Encoding %s id: %s</p><p>%s</p>" % (
         item,
         item_id,
         msg.replace("\n", "<br>"),
diff --git a/pod/xapi/apps.py b/pod/xapi/apps.py
index 493544df03..b42bbbd975 100644
--- a/pod/xapi/apps.py
+++ b/pod/xapi/apps.py
@@ -1,3 +1,4 @@
+"""Esup-Pod xAPI apps."""
 from django.apps import AppConfig
 from django.utils.translation import gettext_lazy as _
 
diff --git a/pod/xapi/urls.py b/pod/xapi/urls.py
index d4feb36403..772fe72d58 100644
--- a/pod/xapi/urls.py
+++ b/pod/xapi/urls.py
@@ -1,3 +1,4 @@
+"""Esup-Pod xAPI urls."""
 from django.urls import path
 
 from . import views
diff --git a/pod/xapi/views.py b/pod/xapi/views.py
index 45622724e5..119f098516 100644
--- a/pod/xapi/views.py
+++ b/pod/xapi/views.py
@@ -1,3 +1,4 @@
+"""Esup-Pod Xapi views."""
 from django.http import JsonResponse
 from django.views.decorators.csrf import ensure_csrf_cookie
 from django.views.decorators.csrf import csrf_protect
diff --git a/pod/xapi/xapi_tasks.py b/pod/xapi/xapi_tasks.py
index 70ce9a0838..bd4c4605c2 100644
--- a/pod/xapi/xapi_tasks.py
+++ b/pod/xapi/xapi_tasks.py
@@ -1,4 +1,4 @@
-# xapi/tasks.py
+"""Esup-pod xapi tasks."""
 from celery import Celery
 import requests
 import logging
@@ -24,7 +24,7 @@
 
 @xapi_app.task
 def send_xapi_statement_task(statement):
-    """Sends the xapi statement to the specified LRS."""
+    """Send the xapi statement to the specified LRS."""
     x = requests.post(
         XAPI_LRS_URL, json=statement, auth=HTTPBasicAuth(XAPI_LRS_LOGIN, XAPI_LRS_PWD)
     )