STT-tensorflow/tensorflow/python/client/device_lib.py

45 lines
1.5 KiB
Python

# Copyright 2016 The TensorFlow Authors. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# ==============================================================================
"""A Python interface for creating TensorFlow servers."""
from __future__ import absolute_import
from __future__ import division
from __future__ import print_function
from tensorflow.core.framework import device_attributes_pb2
from tensorflow.python import _pywrap_device_lib
def list_local_devices(session_config=None):
"""List the available devices available in the local process.
Args:
session_config: a session config proto or None to use the default config.
Returns:
A list of `DeviceAttribute` protocol buffers.
"""
def _convert(pb_str):
m = device_attributes_pb2.DeviceAttributes()
m.ParseFromString(pb_str)
return m
serialized_config = None
if session_config is not None:
serialized_config = session_config.SerializeToString()
return [
_convert(s) for s in _pywrap_device_lib.list_devices(serialized_config)
]