Resolve flake8 style warnings (mostly unused imports)

src/pretix/base/tests/test_models.py

@@ -5,8 +5,7 @@ from django.utils.timezone import now
 from pretix.base.models import (
     Event, Organizer, Item, ItemVariation,
     Property, PropertyValue, User, Quota,
-    Order, OrderPosition, CartPosition,
+    Order, OrderPosition, CartPosition)
-    OrganizerSetting)
 from pretix.base.types import VariationDict
 from pretix.base import settings
 

src/pretix/presale/tests/test_event.py

@@ -1,7 +1,6 @@
 import datetime
-import time
 
-from pretix.base.models import Item, Organizer, Event, ItemCategory, Quota, Property, PropertyValue, ItemVariation, User
+from pretix.base.models import Item, Organizer, Event, ItemCategory, Quota, Property, PropertyValue, ItemVariation
 from pretix.base.tests import BrowserTest
 
 

src/pretix/presale/views/__init__.py

@@ -1,4 +1,3 @@
-import uuid
 from itertools import groupby
 from datetime import timedelta
 from django.contrib.auth.views import redirect_to_login

src/pretix/presale/views/checkout.py

@@ -7,7 +7,7 @@ from django import forms
 from django.shortcuts import redirect
 from django.utils.functional import cached_property
 from django.utils.timezone import now
-from django.views.generic import View, TemplateView
+from django.views.generic import TemplateView
 from django.utils.translation import ugettext_lazy as _
 from pretix.base.models import CartPosition, Question, QuestionAnswer, Quota, Order, OrderPosition
 from pretix.base.signals import register_payment_providers

src/setup.cfg

@@ -1,5 +1,5 @@
 [flake8]
-ignore = E128,N802,W503
+ignore = N802,W503
 max-line-length = 160
 exclude = migrations,.ropeproject,static
 max-complexity = 16