Standardize module doc

cloud/quantum_network

@@ -38,12 +38,12 @@ options:
      description:
         - Password of login user
      required: true
-     default: True
+     default: 'yes'
    login_tenant_name:
      description:
         - The tenant name of the login user
      required: true
-     default: True
+     default: 'yes'
    auth_url:
      description:
         - The keystone url for authentication
@@ -225,14 +225,19 @@ def main():
             state                           = dict(default='present', choices=['absent', 'present'])
         ),
     )
+
     if module.params['provider_network_type'] in ['vlan' , 'flat']:
             if not module.params['provider_physical_network']:
                 module.fail_json(msg = " for vlan and flat networks, variable provider_physical_network should be set.")
+
     if module.params['provider_network_type']  in ['vlan', 'gre']:
             if not module.params['provider_segmentation_id']:
                 module.fail_json(msg = " for vlan & gre networks, variable provider_segmentation_id should be set.")
+
     quantum = _get_quantum_client(module, module.params)
+
     _set_tenant_id(module)      
+
     if module.params['state'] == 'present':     
         network_id = _get_net_id(quantum, module)
         if not network_id:
@@ -240,6 +245,7 @@ def main():
             module.exit_json(changed = True, result = "Created", id = network_id)
         else:
             module.exit_json(changed = False, result = "Success", id = network_id)
+
     if module.params['state'] == 'absent':
         network_id = _get_net_id(quantum, module)
         if not network_id:
@@ -248,9 +254,6 @@ def main():
             _delete_network(module, network_id, quantum)
             module.exit_json(changed = True, result = "Deleted")
 
-
- 
-
 # this is magic, see lib/ansible/module.params['common.py
 #<<INCLUDE_ANSIBLE_MODULE_COMMON>>
 main()