Test Django 1.11 on Python 2

We don't want to stop testing Django on Python2 entirely.

Author: Zac-HD

scripts/basic-test.sh

@@ -57,12 +57,15 @@ $PYTEST tests/fakefactory/
 pip uninstall -y faker
 
 if [ "$(python -c 'import platform; print(platform.python_implementation())')" != "PyPy" ]; then
-  if [ "$(python -c 'import sys; print(sys.version_info[:2] >= (3, 4))')" == "True" ] ; then
+  if [ "$(python -c 'import sys; print(sys.version_info[0] == 3)')" = "True" ] ; then
     pip install .[django]
-    HYPOTHESIS_DJANGO_USETZ=TRUE python -m tests.django.manage test tests.django
-    HYPOTHESIS_DJANGO_USETZ=FALSE python -m tests.django.manage test tests.django
-    pip uninstall -y django
+  else
+    pip install django~=1.11.8
+    pip install pytz
   fi
+  HYPOTHESIS_DJANGO_USETZ=TRUE python -m tests.django.manage test tests.django
+  HYPOTHESIS_DJANGO_USETZ=FALSE python -m tests.django.manage test tests.django
+  pip uninstall -y django pytz
 
   if [ "$(python -c 'import sys; print(sys.version_info[:2] in ((2, 7), (3, 6)))')" = "True" ] ; then
     pip install numpy