diff --git a/eit_dash/utils/common.py b/eit_dash/utils/common.py
index 3ed9ac8..c025ec4 100644
--- a/eit_dash/utils/common.py
+++ b/eit_dash/utils/common.py
@@ -38,7 +38,10 @@ def create_filter_results_card(parameters: dict) -> dbc.Card:
     card_list = [
         html.H4("Data filtered", className="card-title"),
     ]
-    card_list += [dbc.Row(f"{data}: {value}", style=styles.INFO_CARD) for data, value in parameters.items()]
+    card_list += [
+        dbc.Row(f"{data}: {value}", style=styles.INFO_CARD)
+        for data, value in parameters.items()
+    ]
 
     return dbc.Card(dbc.CardBody(card_list), id=ids.FILTERING_SAVED_CARD)
 
@@ -64,7 +67,10 @@ def create_info_card(dataset: Sequence, remove_button: bool = False) -> dbc.Card
         html.H4(dataset.label, className="card-title"),
         html.H6(dataset.eit_data["raw"].vendor, className="card-subtitle"),
     ]
-    card_list += [dbc.Row(f"{data}: {value}", style=styles.INFO_CARD) for data, value in info_data.items()]
+    card_list += [
+        dbc.Row(f"{data}: {value}", style=styles.INFO_CARD)
+        for data, value in info_data.items()
+    ]
     if remove_button:
         card_list += [
             dbc.Button(
@@ -100,7 +106,10 @@ def create_selected_period_card(
     card_list = [
         html.H4(period.label, className="card-title"),
     ]
-    card_list += [dbc.Row(f"{data}: {value}", style=styles.INFO_CARD) for data, value in info_data.items()]
+    card_list += [
+        dbc.Row(f"{data}: {value}", style=styles.INFO_CARD)
+        for data, value in info_data.items()
+    ]
     if remove_button:
         card_list += [
             dbc.Button(
@@ -238,7 +247,7 @@ def mark_selected_periods(
                 )
             selected_signal = go.Scatter(**params).to_plotly_json()
 
-            if type(original_figure) == go.Figure:
+            if isinstance(original_figure, go.Figure):
                 original_figure.add_trace(selected_signal)
             else:
                 original_figure["data"].append(selected_signal)