48 lines
1.5 KiB
Python
48 lines
1.5 KiB
Python
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# Copyright 2019 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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"""Helper functions for modules."""
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import os
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import importlib
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def get_parent_dir(module):
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return os.path.abspath(os.path.join(os.path.dirname(module.__file__), ".."))
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def get_parent_dir_for_name(module_name):
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"""Get parent directory for module with the given name.
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Args:
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module_name: Module name, e.g. tf_keras.api._v2.keras.
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Returns:
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Path to the parent directory if module is found and None otherwise.
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Given example above, it should return:
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/root_path/tf_keras/api/_v2.
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"""
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name_split = module_name.split(".")
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if not name_split:
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return None
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try:
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spec = importlib.util.find_spec(name_split[0])
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except ValueError:
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return None
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if not spec or not spec.origin:
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return None
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base_path = os.path.dirname(spec.origin)
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return os.path.join(base_path, *name_split[1:-1])
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