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# Copyright 2015 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.
# ==============================================================================
"""Import router for absl.flags. See https://github.com/abseil/abseil-py."""
from __future__ import absolute_import
from __future__ import division
from __future__ import print_function
import logging as _logging
# go/tf-wildcard-import
from absl.flags import * # pylint: disable=wildcard-import
import six as _six
from tensorflow.python.util import tf_decorator
# Since we wrap absl.flags DEFINE functions, we need to declare this module
# does not affect key flags.
disclaim_key_flags() # pylint: disable=undefined-variable
_RENAMED_ARGUMENTS = {
'flag_name': 'name',
'default_value': 'default',
'docstring': 'help',
}
def _wrap_define_function(original_function):
"""Wraps absl.flags's define functions so tf.flags accepts old names."""
def wrapper(*args, **kwargs):
"""Wrapper function that turns old keyword names to new ones."""
has_old_names = False
for old_name, new_name in _six.iteritems(_RENAMED_ARGUMENTS):
if old_name in kwargs:
has_old_names = True
value = kwargs.pop(old_name)
kwargs[new_name] = value
if has_old_names:
_logging.warning(
'Use of the keyword argument names (flag_name, default_value, '
'docstring) is deprecated, please use (name, default, help) instead.')
return original_function(*args, **kwargs)
return tf_decorator.make_decorator(original_function, wrapper)
# pylint: disable=invalid-name,used-before-assignment
# absl.flags APIs use `default` as the name of the default value argument.
# Allow the following functions continue to accept `default_value`.
DEFINE_string = _wrap_define_function(DEFINE_string)
DEFINE_boolean = _wrap_define_function(DEFINE_boolean)
DEFINE_bool = DEFINE_boolean
DEFINE_float = _wrap_define_function(DEFINE_float)
DEFINE_integer = _wrap_define_function(DEFINE_integer)
# pylint: enable=invalid-name,used-before-assignment
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