Used isort to order all import statements

src/pretix/plugins/sendmail/__init__.py

@@ -1,5 +1,6 @@
 from django.apps import AppConfig
 from django.utils.translation import ugettext_lazy as _
+
 from pretix.base.plugins import PluginType
 
 

src/pretix/plugins/sendmail/forms.py

@@ -1,5 +1,6 @@
 from django import forms
 from django.utils.translation import ugettext_lazy as _
+
 from pretix.base.i18n import I18nFormField, I18nTextarea, I18nTextInput
 from pretix.base.models import Order
 

src/pretix/plugins/sendmail/signals.py

@@ -1,4 +1,4 @@
-from django.core.urlresolvers import reverse, resolve
+from django.core.urlresolvers import resolve, reverse
 from django.dispatch import receiver
 from django.utils.translation import ugettext_lazy as _
 

src/pretix/plugins/sendmail/urls.py

@@ -2,7 +2,6 @@ from django.conf.urls import url
 
 from . import views
 
-
 urlpatterns = [
     url(r'^control/event/(?P<organizer>[^/]+)/(?P<event>[^/]+)/sendmail/', views.SenderView.as_view(),
         name='send'),

src/pretix/plugins/sendmail/views.py

@@ -1,4 +1,5 @@
 import logging
+
 from django.contrib import messages
 from django.shortcuts import redirect
 from django.utils.translation import ugettext_lazy as _
@@ -10,7 +11,6 @@ from pretix.control.permissions import EventPermissionRequiredMixin
 
 from . import forms
 
-
 logger = logging.getLogger('pretix.plugins.sendmail')