Install and config graphene-django.

openlobby/settings.py

@@ -26,6 +26,7 @@ INSTALLED_APPS = [
     'django.contrib.contenttypes',
     'django.contrib.sessions',
     'django.contrib.staticfiles',
+    'graphene_django',
     'openlobby.core',
 ]
 
@@ -127,6 +128,10 @@ LOGGING = {
 }
 
 
+GRAPHENE = {
+    'SCHEMA': 'openlobby.core.schema.schema'
+}
+
 ###############################################################################
 # Custom settings
 

openlobby/urls.py

-from django.urls import path
+from django.urls import path, re_path
+from graphene_django.views import GraphQLView
+
 from openlobby.core.views import IndexView
 
 urlpatterns = [
     path('', IndexView.as_view(), name='index'),
+    re_path(r'^graphql', GraphQLView.as_view(graphiql=True)),
 ]

requirements.txt

 Django>=2,<2.1
 graphene>=2.0,<3.0
+graphene-django>=2.0,<3.0
 flask>=0.12,<0.13
 flask_graphQL>=1.4,<1.5
 elasticsearch-dsl>=5.3.0,<6.0.0