Change SQL backend in settings template, tweak playbook

app_setup/setup.yml

@@ -13,14 +13,14 @@
 
   tasks:
       
-      - name: install packages
+      - name: install database packages from yum
         action: yum name=$item state=installed
-        with_name:
+        with_items:
              - postgresql               # database client
              - postgresql-server        # database server
              - python-psycopg2          # database library
 
-      - name: install python modules
+      - name: install python modules from pip
         pip: requirements=${working_dir}/requirements.txt
 
       - name: configure the database authentication more or less open for setup

app_setup/templates/settings.py.j2

@@ -13,7 +13,7 @@ MANAGERS = ADMINS
 
 DATABASES = {
     'default': {
-        'ENGINE': 'postgresql_psycopg2', 
+        'ENGINE': 'django.db.backends.postgresql_psycopg2', 
         'NAME': 'acom',                  
         'USER': 'ansible_commander',                      
         'PASSWORD': '{{ database_password }}',