| class StartActiveError(Exception): | |
| def __init__(self, op_type: str, op_id: str): | |
| super().__init__("Start called on already active {} operation {}".format(op_type, op_id)) | |
| class CloseInactiveError(Exception): | |
| def __init__(self, op_type: str, op_id: str): | |
| super().__init__("Close called on already inactive {} operation {}".format(op_type, op_id)) | |
| class UsedInactiveError(Exception): | |
| def __init__(self, op_type: str, op_id: str): | |
| super().__init__("Usage on inactive {} operation {}".format(op_type, op_id)) |