Use pgsql on CI

.travis.yml

 sudo: false
 env:
-- DJANGO_DEBUG=True DJANGO_SETTINGS_MODULE=memopol.settings
+  global:
+  - DJANGO_DEBUG=True
+  - DJANGO_SETTINGS_MODULE=memopol.settings
+  - MEMOPOL_DB_NAME=memopol
+  - MEMOPOL_DB_USER=memopol
+  - MEMOPOL_DB_PASSWORD=memopol
+  - MEMOPOL_DB_HOST=localhost
+  - MEMOPOL_DB_PORT=5432
+  - MEMOPOL_DB_ENGINE=django.db.backends.postgresql_psycopg2
 language: python
 python:
 - '2.7'
+services:
+- postgresql
 install:
 - pip install -e .[testing]
 before_script:
 - bin/install_client_deps.sh
+- psql -c "CREATE USER memopol WITH CREATEDB PASSWORD 'memopol';" -U postgres
+- psql -c "CREATE DATABASE memopol WITH OWNER memopol;" -U postgres
 script:
 - flake8 . --exclude '*/migrations,docs,static' --ignore E128
 - py.test memopol representatives_positions representatives_recommendations

memopol/settings.py

@@ -125,20 +125,16 @@ WSGI_APPLICATION = 'memopol.wsgi.application'
 
 DATABASES = {
     'default': {
-        'NAME': os.environ.get('DJANGO_DATABASE_DEFAULT_NAME', 'db.sqlite'),
-        'USER': os.environ.get('DJANGO_DATABASE_DEFAULT_USER', ''),
-        'PASSWORD': os.environ.get('DJANGO_DATABASE_DEFAULT_PASSWORD', ''),
-        'HOST': os.environ.get('DJANGO_DATABASE_DEFAULT_HOST', ''),
-        'PORT': os.environ.get('DJANGO_DATABASE_DEFAULT_PORT', ''),
-        'ENGINE': os.environ.get('DJANGO_DATABASE_DEFAULT_ENGINE',
-                                 'django.db.backends.sqlite3'),
-
+        'NAME': os.environ.get('MEMOPOL_DB_NAME', 'memopol'),
+        'USER': os.environ.get('MEMOPOL_DB_USER', 'memopol'),
+        'PASSWORD': os.environ.get('MEMOPOL_DB_PASSWORD', 'memopol'),
+        'HOST': os.environ.get('MEMOPOL_DB_HOST', 'localhost'),
+        'PORT': os.environ.get('MEMOPOL_DB_PORT', '5432'),
+        'ENGINE': os.environ.get('MEMOPOL_DB_ENGINE',
+                                 'django.db.backends.postgresql_psycopg2'),
     }
 }
 
-if 'OPENSHIFT_DATA_DIR' in os.environ:
-    DATABASES['default']['NAME'] = os.path.join(DATA_DIR, 'db.sqlite')
-
 if 'OPENSHIFT_POSTGRESQL_DB_HOST' in os.environ:
     DATABASES['default']['NAME'] = os.environ['OPENSHIFT_APP_NAME']
     DATABASES['default']['USER'] = os.environ[
@@ -147,7 +143,6 @@ if 'OPENSHIFT_POSTGRESQL_DB_HOST' in os.environ:
         'OPENSHIFT_POSTGRESQL_DB_PASSWORD']
     DATABASES['default']['HOST'] = os.environ['OPENSHIFT_POSTGRESQL_DB_HOST']
     DATABASES['default']['PORT'] = os.environ['OPENSHIFT_POSTGRESQL_DB_PORT']
-    DATABASES['default']['ENGINE'] = 'django.db.backends.postgresql_psycopg2'
 
 # Internationalization
 # https://docs.djangoproject.com/en/1.7/topics/i18n/

setup.py

@@ -28,6 +28,7 @@ setup(name='political-memory',
         'pytz',  # Always use up-to-date TZ data
         'django-suit>=0.2,<0.3',
         'sqlparse>=0.1,<0.2',
+        'psycopg2>=2,<3',
     ],
     extras_require={
         # Full version hardcode for testing dependencies so that