Import whole module to avoid cyclic import

parler/models.py

@@ -78,7 +78,7 @@ class Meta:
     is_missing,
 )
 from parler.fields import TranslatedField, LanguageCodeDescriptor, TranslatedFieldDescriptor
-from parler.managers import TranslatableManager
+from parler import managers
 from parler.utils import compat
 from parler.utils.i18n import (normalize_language_code, get_language, get_language_settings, get_language_title,
                                get_null_language_error)
@@ -896,7 +896,7 @@ class Meta:
         abstract = True
 
     # change the default manager to the translation manager
-    objects = TranslatableManager()
+    objects = managers.TranslatableManager()
 
 
 class TranslatedFieldsModelBase(ModelBase):

parler/utils/fields.py

@@ -1,5 +1,7 @@
 from django.db.models.constants import LOOKUP_SEP
 from django.db import models
+from parler import models as parler_models
+
 import django.db.models.fields
 
 
@@ -20,9 +22,8 @@ def get_model_from_relation(field):
 def get_extra_related_translation_paths(model, path):
     # type: (models.Model, str) -> List[str]
     """
-    Returns paths with active and default transalation models for all Translatable models in path
+    Returns paths with active and default translation models for all Translatable models in path
     """
-    from parler.models import TranslatableModel
     pieces = path.split(LOOKUP_SEP)
     parent = model
     current_path = ''
@@ -31,7 +32,7 @@ def get_extra_related_translation_paths(model, path):
         field = parent._meta.get_field(piece)
         parent = get_model_from_relation(field)
         current_path += LOOKUP_SEP + piece if current_path else piece
-        if issubclass(parent, TranslatableModel):
+        if issubclass(parent, parler_models.TranslatableModel):
             for extension in parent._parler_meta:
                 extra_paths.append(current_path + LOOKUP_SEP + extension.rel_name_active)
                 extra_paths.append(current_path + LOOKUP_SEP + extension.rel_name_default)