parameters: (self, challenge_id: str)
return_statement: return challenge_id in self._managers
docstring: Returns whether or not a manager exists for a given challenge_id
docstring_summary: Returns whether or not a manager exists for a given challenge_id
docstring_tokens: Returns whether or not a manager exists for a given challenge_id
function: def does_manager_exist(self, challenge_id: str) -> bool:
          """Returns whether or not a manager exists for a given challenge_id"""
          return challenge_id in self._managers
function_tokens: def does_manager_exist ( self , challenge_id : str ) -> bool : return challenge_id in self . _managers