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| # Copyright 2023 The HuggingFace Team. 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. | |
| """ | |
| Doc utilities: Utilities related to documentation | |
| """ | |
| import re | |
| def replace_example_docstring(example_docstring): | |
| def docstring_decorator(fn): | |
| func_doc = fn.__doc__ | |
| lines = func_doc.split("\n") | |
| i = 0 | |
| while i < len(lines) and re.search(r"^\s*Examples?:\s*$", lines[i]) is None: | |
| i += 1 | |
| if i < len(lines): | |
| lines[i] = example_docstring | |
| func_doc = "\n".join(lines) | |
| else: | |
| raise ValueError( | |
| f"The function {fn} should have an empty 'Examples:' in its docstring as placeholder, " | |
| f"current docstring is:\n{func_doc}" | |
| ) | |
| fn.__doc__ = func_doc | |
| return fn | |
| return docstring_decorator | |