diff --git a/docs/source/conf.py b/docs/source/conf.py
index 953d3df4cd..60d9385049 100644
--- a/docs/source/conf.py
+++ b/docs/source/conf.py
@@ -35,8 +35,8 @@ extensions = [
     "sphinx.ext.githubpages",
 ]
 
-source_suffix = ['.md', '.rst']
-master_doc = 'index'
+source_suffix = [".md", ".rst"]
+master_doc = "index"
 
 # make sure sectionlabel references can be used as path/to/file:heading
 autosectionlabel_prefix_document = True
@@ -74,9 +74,9 @@ smv_tag_whitelist = r"^$"
 # html_theme = 'scrolls'
 # html_theme = 'agogo'
 # html_theme = "traditional"
-html_theme = 'nature'
+html_theme = "nature"
 ## html_theme = 'pyramid'
-#html_theme = 'bizstyle'
+# html_theme = 'bizstyle'
 # html_theme = 'epub'
 
 # Custom extras for sidebar
@@ -100,23 +100,23 @@ pygments_style = "sphinx"
 # -- Options for LaTeX output ------------------------------------------------
 # experimental, not working well atm
 
-latex_engine = 'xelatex'
-latex_show_urls = 'footnote'
+latex_engine = "xelatex"
+latex_show_urls = "footnote"
 latex_elements = {
-    'papersize': 'a4paper',
-    'fncychap': r'\usepackage[Bjarne]{fncychap}',
-    'fontpkg': r'\usepackage{times,amsmath,amsfonts,amssymb,amsthm}',
-    'preamble': r'''
+    "papersize": "a4paper",
+    "fncychap": r"\usepackage[Bjarne]{fncychap}",
+    "fontpkg": r"\usepackage{times,amsmath,amsfonts,amssymb,amsthm}",
+    "preamble": r"""
         \usepackage[utf8]{fontenc}
         \usepackage{amsmath,amsfonts,amssymb,amsthm}
         \usepackage[math-style=literal]{unicode-math}
         \usepackage{newunicodechar}
         \usepackage{graphicx}
-    '''
+    """,
 }
 latex_documents = [
-    (master_doc,  'main.tex', 'Sphinx format', 'Evennia', 'report'),
-    ("toc", 'toc.tex', 'TOC', 'Evennia', 'report')
+    (master_doc, "main.tex", "Sphinx format", "Evennia", "report"),
+    ("toc", "toc.tex", "TOC", "Evennia", "report"),
 ]
 
 
@@ -139,7 +139,7 @@ def url_resolver(url):
         return _github_issue_choose
 
     elif url.startswith(githubstart):
-        urlpath = url[len(githubstart):]
+        urlpath = url[len(githubstart) :]
         if not (urlpath.startswith("develop/") or urlpath.startswith("master")):
             urlpath = "master/" + urlpath
         return _github_code_root + urlpath
@@ -240,13 +240,15 @@ napoleon_use_rtype = True
 # -- Main config setup ------------------------------------------
 # last setup steps for some plugins
 
+
 def setup(app):
     app.connect("autodoc-skip-member", autodoc_skip_member)
     app.add_transform(AutoStructify)
 
     # build toctree file
-    sys.path.insert(1, os.path.join(os.path.dirname(os.path.dirname(__file__)), 'docs'))
+    sys.path.insert(1, os.path.join(os.path.dirname(os.path.dirname(__file__)), "docs"))
     from docs.pylib import create_toctree
+
     create_toctree.create_toctree()
     print("Updated source/toc.md file")
 
diff --git a/evennia/commands/default/help.py b/evennia/commands/default/help.py
index 1e4786e1ee..a2bcf158ad 100644
--- a/evennia/commands/default/help.py
+++ b/evennia/commands/default/help.py
@@ -92,9 +92,7 @@ def help_search_with_index(query, candidate_entries, suggestion_maxnum=5):
     # matches (objs), suggestions (strs)
     return (
         [mapping[match["ref"]] for match in matches],
-        [
-            str(match["ref"]) for match in matches
-        ],  # + f" (score {match['score']})")   # good debug
+        [str(match["ref"]) for match in matches],  # + f" (score {match['score']})")   # good debug
     )
 
 
@@ -140,10 +138,7 @@ class CmdHelp(Command):
         if type(self).help_more:
             usemore = True
 
-            if self.session and self.session.protocol_key in (
-                "websocket",
-                "ajax/comet",
-            ):
+            if self.session and self.session.protocol_key in ("websocket", "ajax/comet",):
                 try:
                     options = self.account.db._saved_webclient_options
                     if options and options["helppopup"]:
@@ -177,9 +172,7 @@ class CmdHelp(Command):
         if title:
             string += "|CHelp for |w%s|n" % title
         if aliases:
-            string += " |C(aliases: %s|C)|n" % (
-                "|C,|n ".join("|w%s|n" % ali for ali in aliases)
-            )
+            string += " |C(aliases: %s|C)|n" % ("|C,|n ".join("|w%s|n" % ali for ali in aliases))
         if help_text:
             string += "\n%s" % dedent(help_text.rstrip())
         if suggested:
@@ -206,22 +199,15 @@ class CmdHelp(Command):
             category_str = f"-- {category.title()} "
             grid.append(
                 ANSIString(
-                    category_clr
-                    + category_str
-                    + "-" * (width - len(category_str))
-                    + topic_clr
+                    category_clr + category_str + "-" * (width - len(category_str)) + topic_clr
                 )
             )
             verbatim_elements.append(len(grid) - 1)
 
-            entries = sorted(
-                set(hdict_cmds.get(category, []) + hdict_db.get(category, []))
-            )
+            entries = sorted(set(hdict_cmds.get(category, []) + hdict_db.get(category, [])))
             grid.extend(entries)
 
-        gridrows = format_grid(
-            grid, width, sep="  ", verbatim_elements=verbatim_elements
-        )
+        gridrows = format_grid(grid, width, sep="  ", verbatim_elements=verbatim_elements)
         gridrows = ANSIString("\n").join(gridrows)
         return gridrows
 
@@ -293,9 +279,7 @@ class CmdHelp(Command):
         # retrieve all available commands and database topics
         all_cmds = [cmd for cmd in cmdset if self.check_show_help(cmd, caller)]
         all_topics = [
-            topic
-            for topic in HelpEntry.objects.all()
-            if topic.access(caller, "view", default=True)
+            topic for topic in HelpEntry.objects.all() if topic.access(caller, "view", default=True)
         ]
         all_categories = list(
             set(
@@ -320,11 +304,7 @@ class CmdHelp(Command):
             return
 
         # Try to access a particular help entry or category
-        entries = (
-            [cmd for cmd in all_cmds if cmd]
-            + list(HelpEntry.objects.all())
-            + all_categories
-        )
+        entries = [cmd for cmd in all_cmds if cmd] + list(HelpEntry.objects.all()) + all_categories
 
         for match_query in [f"{query}~1", f"{query}*"]:
             # We first do an exact word-match followed by a start-by query
@@ -459,9 +439,7 @@ class CmdSetHelp(COMMAND_DEFAULT_CLASS):
         # check if we have an old entry with the same name
         try:
             for querystr in topicstrlist:
-                old_entry = HelpEntry.objects.find_topicmatch(
-                    querystr
-                )  # also search by alias
+                old_entry = HelpEntry.objects.find_topicmatch(querystr)  # also search by alias
                 if old_entry:
                     old_entry = list(old_entry)[0]
                     break
@@ -483,11 +461,7 @@ class CmdSetHelp(COMMAND_DEFAULT_CLASS):
                 helpentry = old_entry
             else:
                 helpentry = create.create_help_entry(
-                    topicstr,
-                    self.rhs,
-                    category=category,
-                    locks=lockstring,
-                    aliases=aliases,
+                    topicstr, self.rhs, category=category, locks=lockstring, aliases=aliases,
                 )
             self.caller.db._editing_help = helpentry
 
@@ -504,9 +478,7 @@ class CmdSetHelp(COMMAND_DEFAULT_CLASS):
         if "append" in switches or "merge" in switches or "extend" in switches:
             # merge/append operations
             if not old_entry:
-                self.msg(
-                    "Could not find topic '%s'. You must give an exact name." % topicstr
-                )
+                self.msg("Could not find topic '%s'. You must give an exact name." % topicstr)
                 return
             if not self.rhs:
                 self.msg("You must supply text to append/merge.")
@@ -553,9 +525,7 @@ class CmdSetHelp(COMMAND_DEFAULT_CLASS):
                 topicstr, self.rhs, category=category, locks=lockstring, aliases=aliases
             )
             if new_entry:
-                self.msg(
-                    "Topic '%s'%s was successfully created." % (topicstr, aliastxt)
-                )
+                self.msg("Topic '%s'%s was successfully created." % (topicstr, aliastxt))
                 if "edit" in switches:
                     # open the line editor to edit the helptext
                     self.caller.db._editing_help = new_entry
@@ -570,6 +540,5 @@ class CmdSetHelp(COMMAND_DEFAULT_CLASS):
                     return
             else:
                 self.msg(
-                    "Error when creating topic '%s'%s! Contact an admin."
-                    % (topicstr, aliastxt)
+                    "Error when creating topic '%s'%s! Contact an admin." % (topicstr, aliastxt)
                 )
diff --git a/evennia/commands/default/tests.py b/evennia/commands/default/tests.py
index c6eff24809..9ed9a4129b 100644
--- a/evennia/commands/default/tests.py
+++ b/evennia/commands/default/tests.py
@@ -265,16 +265,17 @@ class TestGeneral(CommandTest):
 
 
 class TestHelp(CommandTest):
-
     def setUp(self):
         super().setUp()
         # we need to set up a logger here since lunr takes over the logger otherwise
         import logging
+
         logging.basicConfig(level=logging.ERROR)
 
     def tearDown(self):
         super().tearDown()
         import logging
+
         logging.disable(level=logging.ERROR)
 
     def test_help(self):
diff --git a/evennia/contrib/puzzles.py b/evennia/contrib/puzzles.py
index 924addfc32..6052b7d43f 100644
--- a/evennia/contrib/puzzles.py
+++ b/evennia/contrib/puzzles.py
@@ -611,7 +611,6 @@ class CmdUsePuzzleParts(MuxCommand):
     passed in.
     """
 
-
     key = "use"
     aliases = "combine"
     locks = "cmd:pperm(use) or pperm(Player)"
diff --git a/evennia/server/portal/tests.py b/evennia/server/portal/tests.py
index 8ba98732a3..6bd76db827 100644
--- a/evennia/server/portal/tests.py
+++ b/evennia/server/portal/tests.py
@@ -1,4 +1,3 @@
-
 try:
     from django.utils.unittest import TestCase
 except ImportError:
@@ -290,7 +289,7 @@ class TestWebSocket(EvenniaTest):
         self.proto.sessionhandler = PORTAL_SESSIONS
         self.proto.sessionhandler.portal = Mock()
         self.proto.transport = proto_helpers.StringTransport()
-        #self.proto.transport = proto_helpers.FakeDatagramTransport()
+        # self.proto.transport = proto_helpers.FakeDatagramTransport()
         self.proto.transport.client = ["localhost"]
         self.proto.transport.setTcpKeepAlive = Mock()
         self.proto.state = MagicMock()
@@ -318,4 +317,4 @@ class TestWebSocket(EvenniaTest):
         self.proto.sendLine = MagicMock()
         msg = json.dumps(["logged_in", (), {}])
         self.proto.sessionhandler.data_out(self.proto, text=[["Excepting Alice"], {}])
-        self.proto.sendLine.assert_called_with(json.dumps(['text', ['Excepting Alice'], {}]))
+        self.proto.sendLine.assert_called_with(json.dumps(["text", ["Excepting Alice"], {}]))
diff --git a/evennia/server/server.py b/evennia/server/server.py
index 0dc7e1cc57..a1b70820ea 100644
--- a/evennia/server/server.py
+++ b/evennia/server/server.py
@@ -132,7 +132,7 @@ def _server_maintenance():
     else:
         # adjust the runtime not with 60s but with the actual elapsed time
         # in case this may varies slightly from 60s.
-        _GAMETIME_MODULE.SERVER_RUNTIME += (now - _LAST_SERVER_TIME_SNAPSHOT)
+        _GAMETIME_MODULE.SERVER_RUNTIME += now - _LAST_SERVER_TIME_SNAPSHOT
     _LAST_SERVER_TIME_SNAPSHOT = now
 
     # update game time and save it across reloads
diff --git a/evennia/typeclasses/attributes.py b/evennia/typeclasses/attributes.py
index 001cee929d..d224c5173c 100644
--- a/evennia/typeclasses/attributes.py
+++ b/evennia/typeclasses/attributes.py
@@ -162,6 +162,7 @@ class Attribute(IAttribute, SharedMemoryModel):
     """
     This attribute is stored via Django. Most Attributes will be using this class.
     """
+
     #
     # Attribute Database Model setup
     #
@@ -269,10 +270,12 @@ class Attribute(IAttribute, SharedMemoryModel):
 
     value = property(__value_get, __value_set, __value_del)
 
+
 #
 # Handlers making use of the Attribute model
 #
 
+
 class IAttributeBackend:
     """
     Abstract interface for the backends used by the Attribute Handler.
@@ -336,8 +339,10 @@ class IAttributeBackend:
         if not _TYPECLASS_AGGRESSIVE_CACHE:
             return
         attrs = self.query_all()
-        self._cache = {f"{to_str(attr.key).lower()}-{attr.category.lower() if attr.category else None}": attr
-                       for attr in attrs}
+        self._cache = {
+            f"{to_str(attr.key).lower()}-{attr.category.lower() if attr.category else None}": attr
+            for attr in attrs
+        }
         self._cache_complete = True
 
     def _get_cache_key(self, key, category):
@@ -623,7 +628,9 @@ class IAttributeBackend:
                 # update an existing attribute object
                 self.do_batch_update_attribute(attr_obj, category, lockstring, new_value, strattr)
             else:
-                new_attr = self.do_create_attribute(keystr, category, lockstring, new_value, strvalue=strattr)
+                new_attr = self.do_create_attribute(
+                    keystr, category, lockstring, new_value, strvalue=strattr
+                )
                 new_attrobjs.append(new_attr)
         if new_attrobjs:
             self.do_batch_finish(new_attrobjs)
@@ -696,8 +703,13 @@ class IAttributeBackend:
             attrs = self._cache.values()
 
         if accessing_obj:
-            self.do_batch_delete([attr for attr in attrs if attr.access(accessing_obj, self._attredit,
-                                                                        default=default_access)])
+            self.do_batch_delete(
+                [
+                    attr
+                    for attr in attrs
+                    if attr.access(accessing_obj, self._attredit, default=default_access)
+                ]
+            )
         else:
             # have to cast the results to a list or we'll get a RuntimeError for removing from the dict we're iterating
             self.do_batch_delete(list(attrs))
@@ -765,7 +777,9 @@ class InMemoryAttributeBackend(IAttributeBackend):
 
         strvalue has no meaning for InMemory attributes.
         """
-        new_attr = self._attrclass(pk=self._next_id(), key=key, category=category, lock_storage=lockstring, value=value)
+        new_attr = self._attrclass(
+            pk=self._next_id(), key=key, category=category, lock_storage=lockstring, value=value
+        )
         self._storage[(key, category)] = new_attr
         self._category_storage[category].append(new_attr)
         return new_attr
@@ -805,6 +819,7 @@ class ModelAttributeBackend(IAttributeBackend):
     """
     Uses Django models for storing Attributes.
     """
+
     _attrclass = Attribute
     _m2m_fieldname = "db_attributes"
 
@@ -844,9 +859,7 @@ class ModelAttributeBackend(IAttributeBackend):
         }
         return [
             conn.attribute
-            for conn in getattr(self.obj, self._m2m_fieldname).through.objects.filter(
-                **query
-            )
+            for conn in getattr(self.obj, self._m2m_fieldname).through.objects.filter(**query)
         ]
 
     def do_create_attribute(self, key, category, lockstring, value, strvalue):
@@ -855,7 +868,7 @@ class ModelAttributeBackend(IAttributeBackend):
             "db_category": category,
             "db_model": self._model,
             "db_lock_storage": lockstring if lockstring else "",
-            "db_attrtype": self._attrtype
+            "db_attrtype": self._attrtype,
         }
         if strvalue:
             kwargs["db_value"] = None
@@ -901,6 +914,7 @@ class AttributeHandler:
     """
     Handler for adding Attributes to the object.
     """
+
     _attrcreate = "attrcreate"
     _attredit = "attredit"
     _attrread = "attrread"
diff --git a/evennia/typeclasses/managers.py b/evennia/typeclasses/managers.py
index 092a8eba6c..9e14a4870e 100644
--- a/evennia/typeclasses/managers.py
+++ b/evennia/typeclasses/managers.py
@@ -31,14 +31,7 @@ class TypedObjectManager(idmapper.manager.SharedMemoryManager):
 
     # Attribute manager methods
     def get_attribute(
-        self,
-        key=None,
-        category=None,
-        value=None,
-        strvalue=None,
-        obj=None,
-        attrtype=None,
-        **kwargs
+        self, key=None, category=None, value=None, strvalue=None, obj=None, attrtype=None, **kwargs
     ):
         """
         Return Attribute objects by key, by category, by value, by
@@ -82,9 +75,9 @@ class TypedObjectManager(idmapper.manager.SharedMemoryManager):
             # no reason to make strvalue/value mutually exclusive at this level
             query.append(("attribute__db_value", value))
         return Attribute.objects.filter(
-            pk__in=self.model.db_attributes.through.objects.filter(
-                **dict(query)
-            ).values_list("attribute_id", flat=True)
+            pk__in=self.model.db_attributes.through.objects.filter(**dict(query)).values_list(
+                "attribute_id", flat=True
+            )
         )
 
     def get_nick(self, key=None, category=None, value=None, strvalue=None, obj=None):
@@ -111,13 +104,7 @@ class TypedObjectManager(idmapper.manager.SharedMemoryManager):
         )
 
     def get_by_attribute(
-        self,
-        key=None,
-        category=None,
-        value=None,
-        strvalue=None,
-        attrtype=None,
-        **kwargs
+        self, key=None, category=None, value=None, strvalue=None, attrtype=None, **kwargs
     ):
         """
         Return objects having attributes with the given key, category,
@@ -174,15 +161,11 @@ class TypedObjectManager(idmapper.manager.SharedMemoryManager):
             obj (list): Objects having the matching Nicks.
 
         """
-        return self.get_by_attribute(
-            key=key, category=category, strvalue=nick, attrtype="nick"
-        )
+        return self.get_by_attribute(key=key, category=category, strvalue=nick, attrtype="nick")
 
     # Tag manager methods
 
-    def get_tag(
-        self, key=None, category=None, obj=None, tagtype=None, global_search=False
-    ):
+    def get_tag(self, key=None, category=None, obj=None, tagtype=None, global_search=False):
         """
         Return Tag objects by key, by category, by object (it is
         stored on) or with a combination of those criteria.
@@ -226,9 +209,9 @@ class TypedObjectManager(idmapper.manager.SharedMemoryManager):
             if category:
                 query.append(("tag__db_category", category))
             return Tag.objects.filter(
-                pk__in=self.model.db_tags.through.objects.filter(
-                    **dict(query)
-                ).values_list("tag_id", flat=True)
+                pk__in=self.model.db_tags.through.objects.filter(**dict(query)).values_list(
+                    "tag_id", flat=True
+                )
             )
 
     def get_permission(self, key=None, category=None, obj=None):
@@ -310,9 +293,7 @@ class TypedObjectManager(idmapper.manager.SharedMemoryManager):
 
         dbmodel = self.model.__dbclass__.__name__.lower()
         query = (
-            self.filter(
-                db_tags__db_tagtype__iexact=tagtype, db_tags__db_model__iexact=dbmodel
-            )
+            self.filter(db_tags__db_tagtype__iexact=tagtype, db_tags__db_model__iexact=dbmodel)
             .distinct()
             .order_by("id")
         )
@@ -332,9 +313,7 @@ class TypedObjectManager(idmapper.manager.SharedMemoryManager):
             clauses = Q()
             for ikey, key in enumerate(keys):
                 # ANY mode; must match any one of the given tags/categories
-                clauses |= Q(
-                    db_key__iexact=key, db_category__iexact=categories[ikey]
-                )
+                clauses |= Q(db_key__iexact=key, db_category__iexact=categories[ikey])
         else:
             # only one or more categories given
             clauses = Q()
@@ -344,8 +323,7 @@ class TypedObjectManager(idmapper.manager.SharedMemoryManager):
 
         tags = _Tag.objects.filter(clauses)
         query = query.filter(db_tags__in=tags).annotate(
-            matches=Count("db_tags__pk", filter=Q(db_tags__in=tags),
-                          distinct=True)
+            matches=Count("db_tags__pk", filter=Q(db_tags__in=tags), distinct=True)
         )
 
         if anymatch:
@@ -412,9 +390,7 @@ class TypedObjectManager(idmapper.manager.SharedMemoryManager):
         # try to get old tag
 
         dbmodel = self.model.__dbclass__.__name__.lower()
-        tag = self.get_tag(
-            key=key, category=category, tagtype=tagtype, global_search=True
-        )
+        tag = self.get_tag(key=key, category=category, tagtype=tagtype, global_search=True)
         if tag and data is not None:
             # get tag from list returned by get_tag
             tag = tag[0]
@@ -428,9 +404,7 @@ class TypedObjectManager(idmapper.manager.SharedMemoryManager):
                 from evennia.typeclasses.models import Tag as _Tag
             tag = _Tag.objects.create(
                 db_key=key.strip().lower() if key is not None else None,
-                db_category=category.strip().lower()
-                if category and key is not None
-                else None,
+                db_category=category.strip().lower() if category and key is not None else None,
                 db_data=data,
                 db_model=dbmodel,
                 db_tagtype=tagtype.strip().lower() if tagtype is not None else None,
@@ -539,8 +513,7 @@ class TypedObjectManager(idmapper.manager.SharedMemoryManager):
                 typeclass=F("db_typeclass_path"),
                 # Calculate this class' percentage of total composition
                 percent=ExpressionWrapper(
-                    ((F("count") / float(self.count())) * 100.0),
-                    output_field=FloatField(),
+                    ((F("count") / float(self.count())) * 100.0), output_field=FloatField(),
                 ),
             )
             .values("typeclass", "count", "percent")
@@ -560,9 +533,7 @@ class TypedObjectManager(idmapper.manager.SharedMemoryManager):
         stats = self.get_typeclass_totals().order_by("typeclass")
         return {x.get("typeclass"): x.get("count") for x in stats}
 
-    def typeclass_search(
-        self, typeclass, include_children=False, include_parents=False
-    ):
+    def typeclass_search(self, typeclass, include_children=False, include_parents=False):
         """
         Searches through all objects returning those which has a
         certain typeclass. If location is set, limit search to objects
@@ -837,8 +808,7 @@ class TypeclassManager(TypedObjectManager):
 
         """
         paths = [self.model.path] + [
-            "%s.%s" % (cls.__module__, cls.__name__)
-            for cls in self._get_subclasses(self.model)
+            "%s.%s" % (cls.__module__, cls.__name__) for cls in self._get_subclasses(self.model)
         ]
         kwargs.update({"db_typeclass_path__in": paths})
         return super().get(**kwargs)
@@ -860,8 +830,7 @@ class TypeclassManager(TypedObjectManager):
         """
         # query, including all subclasses
         paths = [self.model.path] + [
-            "%s.%s" % (cls.__module__, cls.__name__)
-            for cls in self._get_subclasses(self.model)
+            "%s.%s" % (cls.__module__, cls.__name__) for cls in self._get_subclasses(self.model)
         ]
         kwargs.update({"db_typeclass_path__in": paths})
         return super().filter(*args, **kwargs)
@@ -876,7 +845,6 @@ class TypeclassManager(TypedObjectManager):
 
         """
         paths = [self.model.path] + [
-            "%s.%s" % (cls.__module__, cls.__name__)
-            for cls in self._get_subclasses(self.model)
+            "%s.%s" % (cls.__module__, cls.__name__) for cls in self._get_subclasses(self.model)
         ]
         return super().all().filter(db_typeclass_path__in=paths)
diff --git a/evennia/typeclasses/models.py b/evennia/typeclasses/models.py
index 84ec1dd408..dbc2c970a8 100644
--- a/evennia/typeclasses/models.py
+++ b/evennia/typeclasses/models.py
@@ -36,7 +36,12 @@ from django.urls import reverse
 from django.utils.encoding import smart_str
 from django.utils.text import slugify
 
-from evennia.typeclasses.attributes import Attribute, AttributeHandler, ModelAttributeBackend, InMemoryAttributeBackend
+from evennia.typeclasses.attributes import (
+    Attribute,
+    AttributeHandler,
+    ModelAttributeBackend,
+    InMemoryAttributeBackend,
+)
 from evennia.typeclasses.attributes import DbHolder
 from evennia.typeclasses.tags import Tag, TagHandler, AliasHandler, PermissionHandler
 
@@ -122,6 +127,7 @@ class TypeclassBase(SharedMemoryModelBase):
         signals.pre_delete.connect(remove_attributes_on_delete, sender=new_class)
         return new_class
 
+
 #
 # Main TypedObject abstraction
 #
diff --git a/evennia/typeclasses/tests.py b/evennia/typeclasses/tests.py
index 93b100f87b..3818d3028b 100644
--- a/evennia/typeclasses/tests.py
+++ b/evennia/typeclasses/tests.py
@@ -58,16 +58,12 @@ class TestTypedObjectManager(EvenniaTest):
         self.obj2.tags.add("tag4")
         self.obj2.tags.add("tag2c")
         self.assertEqual(self._manager("get_by_tag", "tag1"), [self.obj1])
-        self.assertEqual(
-            set(self._manager("get_by_tag", "tag2")), set([self.obj1, self.obj2])
-        )
+        self.assertEqual(set(self._manager("get_by_tag", "tag2")), set([self.obj1, self.obj2]))
         self.assertEqual(self._manager("get_by_tag", "tag2a"), [self.obj2])
         self.assertEqual(self._manager("get_by_tag", "tag3 with spaces"), [self.obj2])
         self.assertEqual(self._manager("get_by_tag", ["tag2a", "tag2b"]), [self.obj2])
         self.assertEqual(self._manager("get_by_tag", ["tag2a", "tag1"]), [])
-        self.assertEqual(
-            self._manager("get_by_tag", ["tag2a", "tag4", "tag2c"]), [self.obj2]
-        )
+        self.assertEqual(self._manager("get_by_tag", ["tag2a", "tag4", "tag2c"]), [self.obj2])
 
     def test_get_by_tag_and_category(self):
         self.obj1.tags.add("tag5", "category1")
@@ -83,24 +79,17 @@ class TestTypedObjectManager(EvenniaTest):
         self.obj1.tags.add("tag8", "category6")
         self.obj2.tags.add("tag9", "category6")
 
-        self.assertEqual(
-            self._manager("get_by_tag", "tag5", "category1"), [self.obj1, self.obj2]
-        )
+        self.assertEqual(self._manager("get_by_tag", "tag5", "category1"), [self.obj1, self.obj2])
         self.assertEqual(self._manager("get_by_tag", "tag6", "category1"), [])
-        self.assertEqual(
-            self._manager("get_by_tag", "tag6", "category3"), [self.obj1, self.obj2]
-        )
+        self.assertEqual(self._manager("get_by_tag", "tag6", "category3"), [self.obj1, self.obj2])
         self.assertEqual(
             self._manager("get_by_tag", ["tag5", "tag6"], ["category1", "category3"]),
             [self.obj1, self.obj2],
         )
         self.assertEqual(
-            self._manager("get_by_tag", ["tag5", "tag7"], "category1"),
-            [self.obj1, self.obj2],
-        )
-        self.assertEqual(
-            self._manager("get_by_tag", category="category1"), [self.obj1, self.obj2]
+            self._manager("get_by_tag", ["tag5", "tag7"], "category1"), [self.obj1, self.obj2],
         )
+        self.assertEqual(self._manager("get_by_tag", category="category1"), [self.obj1, self.obj2])
         self.assertEqual(self._manager("get_by_tag", category="category2"), [self.obj2])
         self.assertEqual(
             self._manager("get_by_tag", category=["category1", "category3"]),
@@ -110,39 +99,27 @@ class TestTypedObjectManager(EvenniaTest):
             self._manager("get_by_tag", category=["category1", "category2"]),
             [self.obj1, self.obj2],
         )
-        self.assertEqual(
-            self._manager("get_by_tag", category=["category5", "category4"]), []
-        )
-        self.assertEqual(
-            self._manager("get_by_tag", category="category1"), [self.obj1, self.obj2]
-        )
-        self.assertEqual(
-            self._manager("get_by_tag", category="category6"), [self.obj1, self.obj2]
-        )
+        self.assertEqual(self._manager("get_by_tag", category=["category5", "category4"]), [])
+        self.assertEqual(self._manager("get_by_tag", category="category1"), [self.obj1, self.obj2])
+        self.assertEqual(self._manager("get_by_tag", category="category6"), [self.obj1, self.obj2])
 
     def test_get_tag_with_all(self):
         self.obj1.tags.add("tagA", "categoryA")
         self.assertEqual(
-            self._manager(
-                "get_by_tag", ["tagA", "tagB"], ["categoryA", "categoryB"], match="all"
-            ),
+            self._manager("get_by_tag", ["tagA", "tagB"], ["categoryA", "categoryB"], match="all"),
             [],
         )
 
     def test_get_tag_with_any(self):
         self.obj1.tags.add("tagA", "categoryA")
         self.assertEqual(
-            self._manager(
-                "get_by_tag", ["tagA", "tagB"], ["categoryA", "categoryB"], match="any"
-            ),
+            self._manager("get_by_tag", ["tagA", "tagB"], ["categoryA", "categoryB"], match="any"),
             [self.obj1],
         )
 
     def test_get_tag_withnomatch(self):
         self.obj1.tags.add("tagC", "categoryC")
         self.assertEqual(
-            self._manager(
-                "get_by_tag", ["tagA", "tagB"], ["categoryA", "categoryB"], match="any"
-            ),
+            self._manager("get_by_tag", ["tagA", "tagB"], ["categoryA", "categoryB"], match="any"),
             [],
         )
diff --git a/evennia/utils/test_resources.py b/evennia/utils/test_resources.py
index 606927e524..d128302a71 100644
--- a/evennia/utils/test_resources.py
+++ b/evennia/utils/test_resources.py
@@ -158,11 +158,13 @@ class EvenniaTest(TestCase):
         self.account2.delete()
         super().tearDown()
 
+
 class LocalEvenniaTest(EvenniaTest):
     """
     This test class is intended for inheriting in mygame tests.
     It helps ensure your tests are run with your own objects.
     """
+
     account_typeclass = settings.BASE_ACCOUNT_TYPECLASS
     object_typeclass = settings.BASE_OBJECT_TYPECLASS
     character_typeclass = settings.BASE_CHARACTER_TYPECLASS