code: def get_repository_config_acl(namespace, config, snapshot_id):
      
      uri = "configurations/{0}/{1}/{2}/permissions".format(namespace,
                                                      config, snapshot_id)
      return __get(uri)
docs: Get configuration permissions.
  
      The configuration should exist in the methods repository.
  
      Args:
          namespace (str): Configuration namespace
          config (str): Configuration name
          snapshot_id (int): snapshot_id of the method
  
      Swagger:
          https://api.firecloud.org/#!/Method_Repository/getConfigACL