Fix syntax error in setup.py

src/pretix/__init__.py

@@ -1 +1 @@
-__version__ = "1.5.0"
+__version__ = "1.5.1"

src/requirements/production.txt

@@ -31,9 +31,6 @@ markdown
 bleach==2.*
 raven
 django-i18nfield>=1.0.1
-# API docs
-coreapi==2.3.*
-pygments
 # Stripe
 stripe==1.22.*
 # PayPal

src/setup.py

@@ -63,12 +63,14 @@ setup(
     keywords='tickets web shop ecommerce',
     install_requires=[
         'Django==1.11.*',
+        'djangorestframework==3.6.*',
         'python-dateutil==2.4.*',
         'pytz',
         'django-bootstrap3==8.2.*',
         'django-formset-js-improved==0.5.0.1',
         'django-compressor==2.1',
-        'django-hierarkey==1.0.*',
+        'django-hierarkey==1.0.*,>=1.0.2',
+        'django-filter==1.0.*',
         'reportlab==3.2.*',
         'easy-thumbnails==2.4.*',
         'PyPDF2==1.26.*',

src/tests/plugins/banktransfer/test_api.py

@@ -1,8 +1,8 @@
 import copy
 import json
 from datetime import datetime, timedelta
+from unittest import mock
 
-import mock
 import pytest
 from django.utils.timezone import now
 from pytz import UTC