| # Copyright 2017 The Chromium Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| """This module contains customized exceptions.""" |
| |
| |
| class UnauthorizedException(Exception): |
| """Indicates that the user is not authorized to access.""" |
| |
| |
| class RetryException(Exception): |
| """Custom exception for transient errors in underlying services. |
| |
| The service layer may raise this exception to indicate to the calling layer |
| that the operation may succeed if retried, as the failure may be temporary |
| (network blip, timeout, etc.) |
| """ |
| |
| def __init__(self, reason, message): |
| """ |
| Args: |
| reason (str): Error reason. |
| message (str): Human-readable explanation of the reason. |
| """ |
| super(RetryException, self).__init__(message) |
| self.error_reason = reason |
| self.error_message = message |
