Move mail() to services/

src/pretix/base/services/orders.py

@@ -38,7 +38,8 @@ def mark_order_paid(order, provider=None, info=None, date=None, manual=None, for
         for quota in quotas_locked:
             quota.release()
 
-    from pretix.base.mail import mail
+    from pretix.base.services import mail
+
     mail(
         order.user, _('Payment received for your order: %(code)s') % {'code': order.code},
         'pretixpresale/email/order_paid.txt',

src/pretix/presale/views/checkout.py

@@ -10,7 +10,7 @@ from django.utils.functional import cached_property
 from django.utils.timezone import now
 from django.views.generic import TemplateView
 from django.utils.translation import ugettext_lazy as _
-from pretix.base.mail import mail
+from pretix.base.services.mail import mail
 from pretix.base.models import CartPosition, QuestionAnswer, Quota, Order, OrderPosition
 from pretix.base.signals import register_payment_providers
 from pretix.presale.forms.checkout import QuestionsForm

src/pretix/presale/views/event.py

@@ -12,7 +12,7 @@ from django.contrib.auth import login
 from django.views.generic import TemplateView, View
 from django.utils.translation import ugettext_lazy as _
 from django.conf import settings
-from pretix.base.mail import mail
+from pretix.base.services.mail import mail
 from pretix.base.models import User
 from pretix.presale.forms.auth import GlobalRegistrationForm, LocalRegistrationForm, PasswordForgotForm, \
     PasswordRecoverForm