48 lines
1.3 KiB
Python
48 lines
1.3 KiB
Python
# Copyright 2018 The TensorFlow Authors. All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# ==============================================================================
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"""Tools to help with the TensorFlow 2.0 transition.
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This module is meant for TensorFlow internal implementation, not for users of
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the TensorFlow library. For that see tf.compat instead.
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"""
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from __future__ import absolute_import
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from __future__ import division
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from __future__ import print_function
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import os
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_force_enable = None
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def enable():
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#Enables v2 behaviors.
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global _force_enable
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_force_enable = True
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def disable():
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#Disables v2 behaviors.
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global _force_enable
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_force_enable = False
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def enabled():
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#Returns True iff TensorFlow 2.0 behavior should be enabled.
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if _force_enable is None:
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return os.getenv("TF2_BEHAVIOR", "0") != "0"
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return _force_enable
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