Allow overriding of database url

project/settings.py

@@ -1,4 +1,5 @@
 import os
+import dj_database_url
 
 BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
 
@@ -97,11 +98,16 @@ WSGI_APPLICATION = 'project.wsgi.application'
 # Database
 # https://docs.djangoproject.com/en/1.10/ref/settings/#databases
 
-DATABASES = {
-    'default': {
+if 'DATABASE_URL' in os.environ:
+    DATABASE_CONFIG = dj_database_url.config(default=os.environ['DATABASE_URL'], conn_max_age=300)
+else:
+    DATABASE_CONFIG = {
         'ENGINE': 'django.db.backends.sqlite3',
         'NAME': os.path.join(BASE_DIR, 'db.sqlite3'),
     }
+
+DATABASES = {
+    'default': DATABASE_CONFIG
 }
 
 

requirements.txt

@@ -1,4 +1,5 @@
 coverage==4.2
+dj_database_url==0.4.1
 Django>=1.10,<1.11
 flake8==3.2.1
 honcho==0.7.1