73 lines
2.8 KiB
Python
73 lines
2.8 KiB
Python
# Copyright 2015 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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"""SavedModel main op implementation."""
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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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from tensorflow.python.framework import ops
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from tensorflow.python.ops import control_flow_ops
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from tensorflow.python.ops import lookup_ops
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from tensorflow.python.ops import variables
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from tensorflow.python.util import deprecation
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from tensorflow.python.util.tf_export import tf_export
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@tf_export(v1=['saved_model.main_op.main_op'])
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@deprecation.deprecated(
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None,
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'This function will only be available through the v1 compatibility '
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'library as tf.compat.v1.saved_model.main_op.main_op.')
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def main_op():
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"""Returns a main op to init variables and tables.
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Returns the main op including the group of ops that initializes all
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variables, initializes local variables and initialize all tables.
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Returns:
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The set of ops to be run as part of the main op upon the load operation.
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"""
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init = variables.global_variables_initializer()
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init_local = variables.local_variables_initializer()
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init_tables = lookup_ops.tables_initializer()
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return control_flow_ops.group(init, init_local, init_tables)
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# TODO(sukritiramesh): Integrate with Saver for complete restore functionality.
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@tf_export(v1=['saved_model.main_op_with_restore',
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'saved_model.main_op.main_op_with_restore'])
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@deprecation.deprecated(
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None,
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'This function will only be available through the v1 compatibility '
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'library as tf.compat.v1.saved_model.main_op_with_restore or '
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'tf.compat.v1.saved_model.main_op.main_op_with_restore.')
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def main_op_with_restore(restore_op_name):
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"""Returns a main op to init variables, tables and restore the graph.
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Returns the main op including the group of ops that initializes all
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variables, initialize local variables, initialize all tables and the restore
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op name.
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Args:
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restore_op_name: Name of the op to use to restore the graph.
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Returns:
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The set of ops to be run as part of the main op upon the load operation.
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"""
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with ops.control_dependencies([main_op()]):
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main_op_with_restore = control_flow_ops.group(restore_op_name)
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return main_op_with_restore
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