code: def get_user_roles(self, user):
          
          self.project_service.set_auth(self._token_project)
          return self.project_service.get_user_roles(user)
docs: Get roles associated with the given user.
  
          Args:
              user (string): User name.
  
          Returns:
              (list): List of roles that user has.
  
          Raises:
              requests.HTTPError on failure.