Removed unused imports

src/pretix/plugins/banktransfer/views.py

@@ -3,7 +3,6 @@ import json
 import logging
 import re
 import shutil
-import sys
 from decimal import Decimal
 
 from django import forms

src/pretix/plugins/reports/exporters.py

@@ -2,7 +2,6 @@ import tempfile
 
 from django.conf import settings
 from django.contrib.staticfiles import finders
-from django.http import HttpResponse
 from django.utils.timezone import now
 from django.utils.translation import ugettext as _
 

src/pretix/plugins/statistics/views.py

@@ -1,10 +1,9 @@
 import datetime
 import json
-from decimal import Decimal
 
 import dateutil.parser
 import dateutil.rrule
-from django.db.models import Count, Sum
+from django.db.models import Count
 from django.views.generic import TemplateView
 
 from pretix.base.models import Item, Order, OrderPosition

src/pretix/plugins/ticketoutputpdf/ticketoutput.py

@@ -6,7 +6,6 @@ from django import forms
 from django.contrib.staticfiles import finders
 from django.core.files import File
 from django.core.files.storage import default_storage
-from django.http import HttpResponse
 from django.utils.translation import ugettext_lazy as _
 
 from pretix.base.ticketoutput import BaseTicketOutput