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50 lines
1.9 KiB
Python
50 lines
1.9 KiB
Python
#!/usr/bin/env python
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#
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# A library that provides a Python interface to the Telegram Bot API
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# Copyright (C) 2015-2024
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# Leandro Toledo de Souza <devs@python-telegram-bot.org>
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Lesser Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Lesser Public License for more details.
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#
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# You should have received a copy of the GNU Lesser Public License
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# along with this program. If not, see [http://www.gnu.org/licenses/].
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"""This module contains helper functions related to logging.
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Warning:
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Contents of this module are intended to be used internally by the library and *not* by the
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user. Changes to this module are not considered breaking changes and may not be documented in
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the changelog.
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"""
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import logging
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from typing import Optional
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def get_logger(file_name: str, class_name: Optional[str] = None) -> logging.Logger:
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"""Returns a logger with an appropriate name.
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Use as follows::
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logger = get_logger(__name__)
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If for example `__name__` is `telegram.ext._updater`, the logger will be named
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`telegram.ext.Updater`. If `class_name` is passed, this will result in
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`telegram.ext.<class_name>`. Useful e.g. for CamelCase class names.
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If the file name points to a utils module, the logger name will simply be `telegram(.ext)`.
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Returns:
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:class:`logging.Logger`: The logger.
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"""
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parts = file_name.split("_")
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if parts[1].startswith("utils") and class_name is None:
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name = parts[0].rstrip(".")
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else:
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name = f"{parts[0]}{class_name or parts[1].capitalize()}"
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return logging.getLogger(name)
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