See #297: linting of various, uncommon errors

api/config/api_urls.py

 from django.conf.urls import include, url
 from dynamic_preferences.api.viewsets import GlobalPreferencesViewSet
-from dynamic_preferences.users.viewsets import UserPreferencesViewSet
 from rest_framework import routers
 from rest_framework.urlpatterns import format_suffix_patterns
 from rest_framework_jwt import views as jwt_views
 
 from funkwhale_api.activity import views as activity_views
-from funkwhale_api.instance import views as instance_views
 from funkwhale_api.music import views
 from funkwhale_api.playlists import views as playlists_views
 from funkwhale_api.subsonic.views import SubsonicViewSet

api/config/asgi.py

@@ -2,7 +2,7 @@ import os
 
 import django
 
-from .routing import application
+from .routing import application  # noqa
 
 os.environ.setdefault("DJANGO_SETTINGS_MODULE", "config.settings.production")
 

api/config/routing.py

-from channels.auth import AuthMiddlewareStack
 from channels.routing import ProtocolTypeRouter, URLRouter
 from django.conf.urls import url
 

api/config/settings/common.py

@@ -11,7 +11,6 @@ https://docs.djangoproject.com/en/dev/ref/settings/
 from __future__ import absolute_import, unicode_literals
 
 import datetime
-import os
 from urllib.parse import urlparse, urlsplit
 
 import environ
@@ -23,7 +22,6 @@ ROOT_DIR = environ.Path(__file__) - 3  # (/a/b/myfile.py - 3 = /)
 APPS_DIR = ROOT_DIR.path("funkwhale_api")
 
 env = environ.Env()
-
 try:
     env.read_env(ROOT_DIR.file(".env"))
 except FileNotFoundError:
@@ -333,12 +331,12 @@ CACHES["default"]["OPTIONS"] = {
 }
 
 
-########## CELERY
+# CELERY
 INSTALLED_APPS += ("funkwhale_api.taskapp.celery.CeleryConfig",)
 CELERY_BROKER_URL = env(
     "CELERY_BROKER_URL", default=env("CACHE_URL", default=CACHE_DEFAULT)
 )
-########## END CELERY
+# END CELERY
 # Location of root django.contrib.admin URL, use {% url 'admin:index' %}
 
 # Your common stuff: Below this line define 3rd party library settings

api/config/settings/local.py

@@ -10,6 +10,7 @@ Local settings
 
 from .common import *  # noqa
 
+
 # DEBUG
 # ------------------------------------------------------------------------------
 DEBUG = env.bool("DJANGO_DEBUG", default=True)
@@ -49,10 +50,10 @@ INSTALLED_APPS += ("debug_toolbar",)
 # ------------------------------------------------------------------------------
 TEST_RUNNER = "django.test.runner.DiscoverRunner"
 
-########## CELERY
+# CELERY
 # In development, all tasks will be executed locally by blocking until the task returns
 CELERY_TASK_ALWAYS_EAGER = False
-########## END CELERY
+# END CELERY
 
 # Your local stuff: Below this line define 3rd party library settings
 

api/config/settings/production.py

@@ -11,8 +11,6 @@ Production Configurations
 """
 from __future__ import absolute_import, unicode_literals
 
-from django.utils import six
-
 from .common import *  # noqa
 
 # SECRET CONFIGURATION

api/config/urls.py

@@ -6,7 +6,6 @@ from django.conf.urls import include, url
 from django.conf.urls.static import static
 from django.contrib import admin
 from django.views import defaults as default_views
-from django.views.generic import TemplateView
 
 urlpatterns = [
     # Django Admin, use {% url 'admin:index' %}

api/funkwhale_api/federation/actors.py

@@ -35,7 +35,7 @@ def get_actor_data(actor_url):
     response.raise_for_status()
     try:
         return response.json()
-    except:
+    except Exception:
         raise ValueError("Invalid actor payload: {}".format(response.text))
 
 

api/funkwhale_api/federation/serializers.py

@@ -334,7 +334,7 @@ class FollowSerializer(serializers.Serializer):
         return models.Follow.objects.get_or_create(
             actor=self.validated_data["actor"],
             target=self.validated_data["object"],
-            **kwargs,
+            **kwargs,  # noqa
         )[0]
 
     def to_representation(self, instance):
@@ -345,7 +345,6 @@ class FollowSerializer(serializers.Serializer):
             "object": instance.target.url,
             "type": "Follow",
         }
-        return ret
 
 
 class APIFollowSerializer(serializers.ModelSerializer):

api/funkwhale_api/federation/views.py

 from django import forms
 from django.core import paginator
 from django.db import transaction
-from django.http import HttpResponse
+from django.http import HttpResponse, Http404
 from django.urls import reverse
 from rest_framework import mixins, response, viewsets
 from rest_framework.decorators import detail_route, list_route
@@ -144,7 +144,7 @@ class MusicFilesViewSet(FederationMixin, viewsets.GenericViewSet):
         else:
             try:
                 page_number = int(page)
-            except:
+            except Exception:
                 return response.Response({"page": ["Invalid page number"]}, status=400)
             p = paginator.Paginator(
                 qs, preferences.get("federation__collection_page_size")

api/funkwhale_api/music/models.py

@@ -259,13 +259,13 @@ class Work(APIModelMixin):
     import_hooks = [import_lyrics, link_recordings]
 
     def fetch_lyrics(self):
-        l = self.lyrics.first()
-        if l:
-            return l
+        lyric = self.lyrics.first()
+        if lyric:
+            return lyric
         data = self.api.get(self.mbid, includes=["url-rels"])["work"]
-        l = import_lyrics(self, {}, data)
+        lyric = import_lyrics(self, {}, data)
 
-        return l
+        return lyric
 
 
 class Lyrics(models.Model):
@@ -606,7 +606,7 @@ def update_request_status(sender, instance, created, **kwargs):
     if not instance.import_request:
         return
 
-    if not created and not "status" in update_fields:
+    if not created and "status" not in update_fields:
         return
 
     r_status = instance.import_request.status

api/funkwhale_api/music/tasks.py

@@ -256,7 +256,7 @@ def import_job_run(self, import_job, replace=False, use_acoustid=False):
         if not settings.DEBUG:
             try:
                 self.retry(exc=exc, countdown=30, max_retries=3)
-            except:
+            except Exception:
                 mark_errored(exc)
                 raise
         mark_errored(exc)

api/funkwhale_api/music/views.py

@@ -4,7 +4,7 @@ import urllib
 
 from django.conf import settings
 from django.core.exceptions import ObjectDoesNotExist
-from django.db import models, transaction
+from django.db import transaction
 from django.db.models import Count
 from django.db.models.functions import Length
 from django.utils import timezone

api/funkwhale_api/providers/audiofile/tasks.py

-import os
-
-import acoustid
-from django.core.files import File
 from django.db import transaction
 
 from funkwhale_api.music import metadata, models
-from funkwhale_api.providers.acoustid import get_acoustid_client
-from funkwhale_api.taskapp import celery
 
 
 @transaction.atomic
@@ -49,33 +43,3 @@ def import_track_data_from_path(path):
         defaults={"title": data.get("title"), "position": position},
     )[0]
     return track
-
-
-def import_metadata_with_musicbrainz(path):
-    pass
-
-
-@celery.app.task(name="audiofile.from_path")
-def from_path(path):
-    acoustid_track_id = None
-    try:
-        client = get_acoustid_client()
-        result = client.get_best_match(path)
-        acoustid_track_id = result["id"]
-    except acoustid.WebServiceError:
-        track = import_track_data_from_path(path)
-    except (TypeError, KeyError):
-        track = import_metadata_without_musicbrainz(path)
-    else:
-        track, created = models.Track.get_or_create_from_api(
-            mbid=result["recordings"][0]["id"]
-        )
-
-    if track.files.count() > 0:
-        raise ValueError("File already exists for track {}".format(track.pk))
-
-    track_file = models.TrackFile(track=track, acoustid_track_id=acoustid_track_id)
-    track_file.audio_file.save(os.path.basename(path), File(open(path, "rb")))
-    track_file.save()
-
-    return track_file

api/funkwhale_api/radios/factories.py

@@ -24,7 +24,7 @@ class RadioSessionFactory(factory.django.DjangoModelFactory):
 
 
 @registry.register(name="radios.CustomRadioSession")
-class RadioSessionFactory(factory.django.DjangoModelFactory):
+class CustomRadioSessionFactory(factory.django.DjangoModelFactory):
     user = factory.SubFactory(UserFactory)
     radio_type = "custom"
     custom_radio = factory.SubFactory(

api/funkwhale_api/radios/filters.py

@@ -175,7 +175,6 @@ class TagFilter(RadioFilter):
             "type": "list",
             "subtype": "string",
             "autocomplete": reverse_lazy("api:v1:tags-list"),
-            "autocomplete_qs": "",
             "autocomplete_fields": {
                 "remoteValues": "results",
                 "name": "name",

api/funkwhale_api/subsonic/views.py

@@ -456,6 +456,6 @@ class SubsonicViewSet(viewsets.GenericViewSet):
                 {"error": {"code": 0, "message": "Invalid payload"}}
             )
         if serializer.validated_data["submission"]:
-            l = serializer.save()
-            record.send(l)
+            listening = serializer.save()
+            record.send(listening)
         return response.Response({})

api/funkwhale_api/users/models.py

@@ -90,7 +90,8 @@ class User(AbstractUser):
             perms[p] = v
         return perms
 
-    def has_permissions(self, *perms, operator="and"):
+    def has_permissions(self, *perms, **kwargs):
+        operator = kwargs.pop("operator", "and")
         if operator not in ["and", "or"]:
             raise ValueError("Invalid operator {}".format(operator))
         permissions = self.get_permissions()

api/setup.cfg

 [flake8]
 max-line-length = 120
-exclude = .tox,.git,*/migrations/*,*/static/CACHE/*,docs,node_modules
+exclude = .tox,.git,*/migrations/*,*/static/CACHE/*,docs,node_modules,tests/data,tests/music/conftest.py
+ignore = F405,W503,E203
 
 [isort]
 skip_glob = .tox,.git,*/migrations/*,*/static/CACHE/*,docs,node_modules

api/tests/data/youtube.py

-
-
 search = {}
 
 
@@ -13,7 +11,7 @@ search["8 bit adventure"] = {
             "etag": '"gMxXHe-zinKdE9lTnzKu8vjcmDI/GxK-wHBWUYfrJsd1dijBPTufrVE"',
             "snippet": {
                 "liveBroadcastContent": "none",
-                "description": "Make sure to apply adhesive evenly before use. GET IT HERE: http://adhesivewombat.bandcamp.com/album/marsupial-madness Facebook: ...",
+                "description": "Description",
                 "channelId": "UCps63j3krzAG4OyXeEyuhFw",
                 "title": "AdhesiveWombat - 8 Bit Adventure",
                 "channelTitle": "AdhesiveWombat",