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Copy pathmodule_util.py
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48 lines (40 loc) · 1.56 KB
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# Copyright 2019 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.
# ==============================================================================
"""Helper functions for modules."""
import os
import importlib
def get_parent_dir(module):
return os.path.abspath(os.path.join(os.path.dirname(module.__file__), ".."))
def get_parent_dir_for_name(module_name):
"""Get parent directory for module with the given name.
Args:
module_name: Module name for e.g.
tensorflow_estimator.python.estimator.api._v1.estimator.
Returns:
Path to the parent directory if module is found and None otherwise.
Given example above, it should return:
/pathtoestimator/tensorflow_estimator/python/estimator/api/_v1.
"""
name_split = module_name.split(".")
if not name_split:
return None
try:
spec = importlib.util.find_spec(name_split[0])
except ValueError:
return None
if not spec or not spec.origin:
return None
base_path = os.path.dirname(spec.origin)
return os.path.join(base_path, *name_split[1:-1])