diff --git a/scripts/startup/bl_operators/wm.py b/scripts/startup/bl_operators/wm.py
index ba6734d77ae..47f577f8827 100644
--- a/scripts/startup/bl_operators/wm.py
+++ b/scripts/startup/bl_operators/wm.py
@@ -1049,8 +1049,7 @@ class WM_OT_url_open(Operator):
     @staticmethod
     def _get_utm_source():
         version = bpy.app.version_string
-        formatted_version = version.replace(' ', '-').lower()
-        return f"blender-{formatted_version}"
+        return "blender-" + version.replace(" ", "-").lower()
 
     def execute(self, _context):
         import webbrowser
@@ -2799,7 +2798,7 @@ class WM_OT_batch_rename(Operator):
                     "name",
                     iface_("Material(s)"),
                 )
-            elif data_type == "ACTION_CLIP":
+            elif data_type == 'ACTION_CLIP':
                 data = (
                     (
                         # Outliner.
diff --git a/scripts/startup/bl_ui/generic_ui_list.py b/scripts/startup/bl_ui/generic_ui_list.py
index 2109f7afa93..8e58983d38e 100644
--- a/scripts/startup/bl_ui/generic_ui_list.py
+++ b/scripts/startup/bl_ui/generic_ui_list.py
@@ -238,8 +238,8 @@ class UILIST_OT_entry_move(GenericUIListOperator, Operator):
         active_index = self.get_active_index(context)
 
         delta = {
-            "DOWN": 1,
-            "UP": -1,
+            'DOWN': 1,
+            'UP': -1,
         }[self.direction]
 
         to_index = (active_index + delta) % len(my_list)
diff --git a/scripts/startup/bl_ui/properties_data_armature.py b/scripts/startup/bl_ui/properties_data_armature.py
index 9a8cfc263ad..94fe4766348 100644
--- a/scripts/startup/bl_ui/properties_data_armature.py
+++ b/scripts/startup/bl_ui/properties_data_armature.py
@@ -99,7 +99,7 @@ class DATA_UL_bone_groups(UIList):
         layout.prop(item, "name", text="", emboss=False, icon='GROUP_BONE')
 
         if item.is_custom_color_set or item.color_set == 'DEFAULT':
-            layout.prop(item, "color_set", icon_only=True, icon="COLOR")
+            layout.prop(item, "color_set", icon_only=True, icon='COLOR')
         else:
             layout.prop(item, "color_set", icon_only=True)
 
@@ -174,7 +174,7 @@ class DATA_PT_bone_groups(ArmatureButtonsPanel, Panel):
 
 class DATA_PT_iksolver_itasc(ArmatureButtonsPanel, Panel):
     bl_label = "Inverse Kinematics"
-    bl_options = {"DEFAULT_CLOSED"}
+    bl_options = {'DEFAULT_CLOSED'}
 
     @classmethod
     def poll(cls, context):
diff --git a/scripts/startup/bl_ui/properties_paint_common.py b/scripts/startup/bl_ui/properties_paint_common.py
index 982e09d7a57..f524353be92 100644
--- a/scripts/startup/bl_ui/properties_paint_common.py
+++ b/scripts/startup/bl_ui/properties_paint_common.py
@@ -964,7 +964,7 @@ def brush_settings_advanced(layout, context, brush, popover=False):
 
         if is_cavity_active:
             props = row.operator("sculpt.mask_from_cavity", text="Create Mask")
-            props.settings_source = "BRUSH"
+            props.settings_source = 'BRUSH'
 
         col.prop(brush, "use_automasking_cavity_inverted", text="Cavity (inverted)")
 
diff --git a/scripts/startup/bl_ui/space_graph.py b/scripts/startup/bl_ui/space_graph.py
index e663231bd1e..55e5145adda 100644
--- a/scripts/startup/bl_ui/space_graph.py
+++ b/scripts/startup/bl_ui/space_graph.py
@@ -292,7 +292,7 @@ class GRAPH_MT_key_blending(Menu):
 
     def draw(self, _context):
         layout = self.layout
-        layout.operator_context = "INVOKE_DEFAULT"
+        layout.operator_context = 'INVOKE_DEFAULT'
         layout.operator("graph.breakdown", text="Breakdown")
         layout.operator("graph.blend_to_neighbor", text="Blend to Neighbor")
         layout.operator("graph.blend_to_default", text="Blend to Default Value")
@@ -304,7 +304,7 @@ class GRAPH_MT_key_smoothing(Menu):
 
     def draw(self, _context):
         layout = self.layout
-        layout.operator_context = "INVOKE_DEFAULT"
+        layout.operator_context = 'INVOKE_DEFAULT'
         layout.operator("graph.gaussian_smooth", text="Smooth (Gaussian)")
         layout.operator("graph.smooth", text="Smooth (Legacy)")
 
@@ -377,7 +377,7 @@ class GRAPH_MT_slider(Menu):
 
     def draw(self, _context):
         layout = self.layout
-        layout.operator_context = "INVOKE_DEFAULT"
+        layout.operator_context = 'INVOKE_DEFAULT'
         layout.operator("graph.breakdown", text="Breakdown")
         layout.operator("graph.blend_to_neighbor", text="Blend to Neighbor")
         layout.operator("graph.blend_to_default", text="Blend to Default Value")
diff --git a/scripts/startup/bl_ui/space_view3d.py b/scripts/startup/bl_ui/space_view3d.py
index bea148e6e8b..07a1aa02955 100644
--- a/scripts/startup/bl_ui/space_view3d.py
+++ b/scripts/startup/bl_ui/space_view3d.py
@@ -569,7 +569,7 @@ class _draw_tool_settings_context_mode:
             row.prop(brush.curves_sculpt_settings, "density_add_attempts", text="Count Max")
             layout.popover("VIEW3D_PT_tools_brush_falloff")
             layout.popover("VIEW3D_PT_curves_sculpt_add_shape", text="Curve Shape")
-        elif curves_tool == "SLIDE":
+        elif curves_tool == 'SLIDE':
             layout.popover("VIEW3D_PT_tools_brush_falloff")
 
         return True
@@ -3413,7 +3413,7 @@ class VIEW3D_MT_mask(Menu):
         layout.separator()
 
         props = layout.operator("sculpt.mask_from_cavity", text="Mask From Cavity")
-        props.settings_source = "OPERATOR"
+        props.settings_source = 'OPERATOR'
 
         layout.separator()
 
@@ -7899,7 +7899,7 @@ class VIEW3D_PT_sculpt_automasking(Panel):
 
         if is_cavity_active:
             props = row.operator("sculpt.mask_from_cavity", text="Create Mask")
-            props.settings_source = "SCENE"
+            props.settings_source = 'SCENE'
 
         col.prop(sculpt, "use_automasking_cavity_inverted", text="Cavity (inverted)")