Upgrade Django 4.0 to 5.0

helios/models.py

@@ -197,7 +197,7 @@ def is_archived(self):
   @property
   def description_bleached(self):
     return bleach.clean(self.description,
-                        tags=bleach.ALLOWED_TAGS + ['p', 'h4', 'h5', 'h3', 'h2', 'br', 'u'],
+                        tags=list(bleach.ALLOWED_TAGS) + ['p', 'h4', 'h5', 'h3', 'h2', 'br', 'u'],
                         strip=True,
                         strip_comments=True,
                         )

helios/widgets.py

@@ -210,4 +210,4 @@ def compress(self, data_list):
     def render(self, name, value, attrs=None, renderer=None):
         value = self.compress(value)
         rendered_widgets = list(widget.render(name, value, attrs=attrs, renderer=renderer) for widget in self.widgets)
-        return '<br/>'.join(rendered_widgets)
+        return mark_safe('<br/>'.join(rendered_widgets))

settings.py

@@ -62,6 +62,8 @@ def get_from_env(var, default):
 # system time zone.
 TIME_ZONE = 'America/Los_Angeles'
 
+USE_TZ = False
+
 # Language code for this installation. All choices can be found here:
 # http://www.i18nguy.com/unicode/language-identifiers.html
 LANGUAGE_CODE = 'en-us'