The use of Context is deprecated since Django 1.8

src/pretix/base/payment.py

@@ -4,7 +4,6 @@ from django import forms
 
 from django.forms import Form
 from django.http import HttpRequest
-from django.template import Context
 from django.template.loader import get_template
 from django.utils.translation import ugettext_lazy as _
 from pretix.base.forms import SettingsForm
@@ -156,7 +155,7 @@ class BasePaymentProvider:
         """
         form = self.checkout_form(request)
         template = get_template('pretixpresale/event/checkout_payment_form_default.html')
-        ctx = Context({'request': request, 'form': form})
+        ctx = {'request': request, 'form': form}
         return template.render(ctx)
 
     def checkout_confirm_render(self, request) -> str:

src/pretix/plugins/banktransfer/payment.py

@@ -1,6 +1,5 @@
 from collections import OrderedDict
 import json
-from django.template import Context
 from django.template.loader import get_template
 from django.utils.translation import ugettext_lazy as _
 from django import forms
@@ -27,7 +26,7 @@ class BankTransfer(BasePaymentProvider):
 
     def checkout_form_render(self, request) -> str:
         template = get_template('pretixplugins/banktransfer/checkout_payment_form.html')
-        ctx = Context({'request': request, 'event': self.event, 'settings': self.settings})
+        ctx = {'request': request, 'event': self.event, 'settings': self.settings}
         return template.render(ctx)
 
     def checkout_prepare(self, request, total):
@@ -39,12 +38,12 @@ class BankTransfer(BasePaymentProvider):
     def checkout_confirm_render(self, request):
         form = self.checkout_form(request)
         template = get_template('pretixplugins/banktransfer/checkout_payment_confirm.html')
-        ctx = Context({'request': request, 'form': form, 'settings': self.settings})
+        ctx = {'request': request, 'form': form, 'settings': self.settings}
         return template.render(ctx)
 
     def order_pending_render(self, request, order) -> str:
         template = get_template('pretixplugins/banktransfer/pending.html')
-        ctx = Context({'request': request, 'order': order, 'settings': self.settings})
+        ctx = {'request': request, 'order': order, 'settings': self.settings}
         return template.render(ctx)
 
     def order_control_render(self, request, order) -> str:
@@ -54,6 +53,6 @@ class BankTransfer(BasePaymentProvider):
         else:
             payment_info = None
         template = get_template('pretixplugins/banktransfer/control.html')
-        ctx = Context({'request': request, 'event': self.event, 'settings': self.settings,
-                       'payment_info': payment_info, 'order': order})
+        ctx = {'request': request, 'event': self.event, 'settings': self.settings,
+               'payment_info': payment_info, 'order': order}
         return template.render(ctx)

src/pretix/plugins/paypal/payment.py

@@ -3,7 +3,6 @@ import json
 import logging
 from django.contrib import messages
 from django.core.urlresolvers import reverse
-from django.template import Context
 from django.template.loader import get_template
 from django.utils.translation import ugettext_lazy as _
 from django.utils.translation import ugettext as __
@@ -63,7 +62,7 @@ class Paypal(BasePaymentProvider):
 
     def checkout_form_render(self, request) -> str:
         template = get_template('pretixplugins/paypal/checkout_payment_form.html')
-        ctx = Context({'request': request, 'event': self.event, 'settings': self.settings})
+        ctx = {'request': request, 'event': self.event, 'settings': self.settings}
         return template.render(ctx)
 
     def checkout_prepare(self, request, cart):
@@ -130,7 +129,7 @@ class Paypal(BasePaymentProvider):
         on the 'confirm order' page.
         """
         template = get_template('pretixplugins/paypal/checkout_payment_confirm.html')
-        ctx = Context({'request': request, 'event': self.event, 'settings': self.settings})
+        ctx = {'request': request, 'event': self.event, 'settings': self.settings}
         return template.render(ctx)
 
     def checkout_perform(self, request, order) -> str:
@@ -191,8 +190,8 @@ class Paypal(BasePaymentProvider):
         except KeyError:
             pass
         template = get_template('pretixplugins/paypal/pending.html')
-        ctx = Context({'request': request, 'event': self.event, 'settings': self.settings,
-                       'retry': retry, 'order': order})
+        ctx = {'request': request, 'event': self.event, 'settings': self.settings,
+               'retry': retry, 'order': order}
         return template.render(ctx)
 
     def order_control_render(self, request, order) -> str:
@@ -201,6 +200,6 @@ class Paypal(BasePaymentProvider):
         else:
             payment_info = None
         template = get_template('pretixplugins/paypal/control.html')
-        ctx = Context({'request': request, 'event': self.event, 'settings': self.settings,
-                       'payment_info': payment_info, 'order': order})
+        ctx = {'request': request, 'event': self.event, 'settings': self.settings,
+               'payment_info': payment_info, 'order': order}
         return template.render(ctx)

src/pretix/plugins/stripe/payment.py

@@ -2,7 +2,6 @@ from collections import OrderedDict
 import json
 import logging
 from django.contrib import messages
-from django.template import Context
 from django.template.loader import get_template
 from django.utils.translation import ugettext_lazy as _
 from django import forms
@@ -49,7 +48,7 @@ class Stripe(BasePaymentProvider):
 
     def checkout_form_render(self, request) -> str:
         template = get_template('pretixplugins/stripe/checkout_payment_form.html')
-        ctx = Context({'request': request, 'event': self.event, 'settings': self.settings})
+        ctx = {'request': request, 'event': self.event, 'settings': self.settings}
         return template.render(ctx)
 
     def _init_api(self):
@@ -57,7 +56,7 @@ class Stripe(BasePaymentProvider):
 
     def checkout_confirm_render(self, request) -> str:
         template = get_template('pretixplugins/stripe/checkout_payment_confirm.html')
-        ctx = Context({'request': request, 'event': self.event, 'settings': self.settings})
+        ctx = {'request': request, 'event': self.event, 'settings': self.settings}
         return template.render(ctx)
 
     def checkout_perform(self, request, order) -> str:
@@ -80,8 +79,8 @@ class Stripe(BasePaymentProvider):
 
     def order_pending_render(self, request, order) -> str:
         template = get_template('pretixplugins/stripe/pending.html')
-        ctx = Context({'request': request, 'event': self.event, 'settings': self.settings,
-                       'order': order})
+        ctx = {'request': request, 'event': self.event, 'settings': self.settings,
+               'order': order}
         return template.render(ctx)
 
     def order_control_render(self, request, order) -> str:
@@ -91,6 +90,6 @@ class Stripe(BasePaymentProvider):
         else:
             payment_info = None
         template = get_template('pretixplugins/stripe/control.html')
-        ctx = Context({'request': request, 'event': self.event, 'settings': self.settings,
-                       'payment_info': payment_info, 'order': order})
+        ctx = {'request': request, 'event': self.event, 'settings': self.settings,
+               'payment_info': payment_info, 'order': order}
         return template.render(ctx)