1# Copyright 2018 The TensorFlow Authors. All Rights Reserved. 2# 3# Licensed under the Apache License, Version 2.0 (the "License"); 4# you may not use this file except in compliance with the License. 5# You may obtain a copy of the License at 6# 7# http://www.apache.org/licenses/LICENSE-2.0 8# 9# Unless required by applicable law or agreed to in writing, software 10# distributed under the License is distributed on an "AS IS" BASIS, 11# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12# See the License for the specific language governing permissions and 13# limitations under the License. 14# ============================================================================== 15"""The context retrieval method for distribute coordinator.""" 16 17from __future__ import absolute_import 18from __future__ import division 19from __future__ import print_function 20 21import threading 22 23_worker_context = threading.local() 24 25 26def get_current_worker_context(): 27 """Returns the current task context.""" 28 try: 29 return _worker_context.current 30 except AttributeError: 31 return None 32