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# Copyright 2024 The etils Authors.
#
# 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.
"""Adhoc utils."""
from collections.abc import Iterator
import contextlib
import os
from etils.epy import py_utils
def normalize_restrict_and_reload(
restrict: py_utils.StrOrStrList,
reload: py_utils.StrOrStrList,
*,
restrict_reload: bool = True,
) -> tuple[list[str], list[str]]:
"""Normalize restrict and reload."""
if isinstance(reload, bool):
raise ValueError(
f"reload={reload} is deprecated. Instead use reload='my_module'"
)
restrict = py_utils.normalize_str_to_list(restrict)
reload = py_utils.normalize_str_to_list(reload)
# Restrict also include the reload
# This allow to call `adhoc(reload='visu3d')` without explicitly set restrict
if restrict_reload:
restrict = _remove_duplicate(restrict + reload)
return restrict, reload
def _remove_duplicate(x: list[str]) -> list[str]:
return list(dict.fromkeys(x))
@contextlib.contextmanager
def skip_disable_tf2() -> Iterator[None]:
"""Set environment variable."""
# Allow TF to conditionally detect if they are running inside adhoc (fix
# b/322775800)
prev_value = os.environ.get('SKIP_DISABLE_TF2')
try:
os.environ['SKIP_DISABLE_TF2'] = '1'
yield
finally:
if prev_value is None:
del os.environ['SKIP_DISABLE_TF2']
else:
os.environ['SKIP_DISABLE_TF2'] = prev_value
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