1# Copyright 2017 The Chromium Authors. All rights reserved. 2# Use of this source code is governed by a BSD-style license that can be 3# found in the LICENSE file. 4 5 6class UnknownMessageTypeError(ValueError): 7 """Indicates that a message with an unrecoganized type was received.""" 8 9 10class WorkerTimeoutError(RuntimeError): 11 """Indicates that a factory worker timed out.""" 12 def __init__(self): 13 super(WorkerTimeoutError, self).__init__('worker timed out') 14