# Copyright 2022 The GPflow Contributors. 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.
"""
Code for configuring check_shapes."
"""
from contextlib import contextmanager
from enum import Enum
from typing import Iterator, Union
_enabled = True
_docstring_format = DocstringFormat.SPHINX
[docs]def set_enable_check_shapes(enabled: bool) -> None:
"""
Set whether to enable :mod:`check_shapes`.
Check shapes has a non-zero impact on performance. If this is unacceptable to you, you can
use this function to disable it.
Example:
.. literalinclude:: /examples/test_check_shapes_examples.py
:start-after: [disable__manual]
:end-before: [disable__manual]
:dedent:
See also :func:`disable_check_shapes`.
"""
global _enabled
_enabled = enabled
[docs]def get_enable_check_shapes() -> bool:
"""
Get whether to enable :mod:`check_shapes`.
"""
return _enabled
[docs]@contextmanager
def disable_check_shapes() -> Iterator[None]:
"""
Context manager that temporarily disables shape checking.
Example:
.. literalinclude:: /examples/test_check_shapes_examples.py
:start-after: [disable__context_manager]
:end-before: [disable__context_manager]
:dedent:
"""
old_value = get_enable_check_shapes()
set_enable_check_shapes(False)
try:
yield
finally:
set_enable_check_shapes(old_value)
[docs]def set_rewrite_docstrings(docstring_format: Union[DocstringFormat, str, None]) -> None:
"""
Set how :mod:`check_shapes` should rewrite docstrings.
See :class:`DocstringFormat` for valid choices.
"""
global _docstring_format
if docstring_format is None:
_docstring_format = DocstringFormat.NONE
elif isinstance(docstring_format, str):
_docstring_format = DocstringFormat(docstring_format)
else:
assert isinstance(docstring_format, DocstringFormat), type(docstring_format)
_docstring_format = docstring_format
[docs]def get_rewrite_docstrings() -> DocstringFormat:
"""
Get how :mod:`check_shapes` should rewrite docstrings.
"""
return _docstring_format