code: def deployments(namespace='default', **kwargs):
      '''
      Return a list of kubernetes deployments defined in the namespace
  
      CLI Examples::
  
          salt '*' kubernetes.deployments
          salt '*' kubernetes.deployments namespace=default
      '''
      cfg = _setup_conn(**kwargs)
      try:
          api_instance = kubernetes.client.ExtensionsV1beta1Api()
          api_response = api_instance.list_namespaced_deployment(namespace)
  
          return [dep['metadata']['name'] for dep in api_response.to_dict().get('items')]
      except (ApiException, HTTPError) as exc:
          if isinstance(exc, ApiException) and exc.status == 404:
              return None
          else:
              log.exception(
                  'Exception when calling '
                  'ExtensionsV1beta1Api->list_namespaced_deployment'
              )
              raise CommandExecutionError(exc)
      finally:
          _cleanup(**cfgf deployments(namespace='default', **kwargs):
      '''
      Return a list of kubernetes deployments defined in the namespace
  
      CLI Examples::
  
          salt '*' kubernetes.deployments
          salt '*' kubernetes.deployments namespace=default
      '''
      cfg = _setup_conn(**kwargs)
      try:
          api_instance = kubernetes.client.ExtensionsV1beta1Api()
          api_response = api_instance.list_namespaced_deployment(namespace)
  
          return [dep['metadata']['name'] for dep in api_response.to_dict().get('items')]
      except (ApiException, HTTPError) as exc:
          if isinstance(exc, ApiException) and exc.status == 404:
              return None
          else:
              log.exception(
                  'Exception when calling '
                  'ExtensionsV1beta1Api->list_namespaced_deployment'
              )
              raise CommandExecutionError(exc)
      finally:
          _cleanup(**cfg)
docs: Return a list of kubernetes deployments defined in the namespace
  
      CLI Examples::
  
          salt '*' kubernetes.deployments
          salt '*' kubernetes.deployments namespace=default