Added caching to travis tests

.travis.yml

@@ -6,9 +6,10 @@ python:
 - 3.4
 - 3.5
 - pypy
+cache: pip
 install:
-- pip install pytest pytest-cov coveralls flake8 six blinker pytest-django
-- pip install -e .[django]
+- pip install --cache-dir $HOME/.cache/pip pytest pytest-cov coveralls flake8 six blinker pytest-django
+- pip install --cache-dir $HOME/.cache/pip -e .[django]
 - python setup.py develop
 script:
 - py.test --cov=graphene

graphene/utils/misc.py

@@ -0,0 +1,10 @@
+from collections import OrderedDict
+from graphql.core.type import GraphQLEnumType, GraphQLEnumValue
+
+
+def enum_to_graphql_enum(enumeration):
+    return GraphQLEnumType(
+        name=enumeration.__name__,
+        values=OrderedDict([(it.name, GraphQLEnumValue(it.value)) for it in enumeration]),
+        description=enumeration.__doc__
+    )

tests/django_settings.py

@@ -1,7 +1,6 @@
 SECRET_KEY = 1
 
 INSTALLED_APPS = [
-    'graphene.contrib.django',
     'examples.starwars_django',
     'tests.contrib_django',
 ]