123 lines
4.1 KiB
Python
123 lines
4.1 KiB
Python
# Copyright 2024 The HuggingFace Team. All rights reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import argparse
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class _StoreAction(argparse.Action):
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"""
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Custom action that allows for `-` or `_` to be passed in for an argument.
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"""
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def __init__(self, *args, **kwargs):
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super().__init__(*args, **kwargs)
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new_option_strings = []
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for option_string in self.option_strings:
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new_option_strings.append(option_string)
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if "_" in option_string[2:]:
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# Add `-` version to the option string
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new_option_strings.append(option_string.replace("_", "-"))
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self.option_strings = new_option_strings
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def __call__(self, parser, namespace, values, option_string=None):
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setattr(namespace, self.dest, values)
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if not hasattr(namespace, "nondefault"):
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namespace.nondefault = set()
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namespace.nondefault.add(self.dest)
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class _StoreConstAction(_StoreAction):
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"""
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Same as `argparse._StoreConstAction` but uses the custom `_StoreAction`.
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"""
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def __init__(self, option_strings, dest, const, default=None, required=False, help=None):
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super().__init__(
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option_strings=option_strings,
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dest=dest,
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nargs=0,
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const=const,
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default=default,
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required=required,
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help=help,
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)
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def __call__(self, parser, namespace, values, option_string=None):
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super().__call__(parser, namespace, self.const, option_string)
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class _StoreTrueAction(_StoreConstAction):
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"""
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Same as `argparse._StoreTrueAction` but uses the custom `_StoreConstAction`.
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"""
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def __init__(
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self,
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option_strings,
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dest,
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default=None,
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required=False,
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help=None,
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):
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super().__init__(
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option_strings=option_strings, dest=dest, const=True, default=default, required=required, help=help
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)
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class CustomArgumentGroup(argparse._ArgumentGroup):
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"""
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Custom argument group that allows for the use of `-` or `_` in arguments passed and overrides the help for each
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when applicable.
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"""
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def _add_action(self, action):
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args = vars(action)
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if isinstance(action, argparse._StoreTrueAction):
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action = _StoreTrueAction(
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args["option_strings"], args["dest"], args["default"], args["required"], args["help"]
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)
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elif isinstance(action, argparse._StoreConstAction):
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action = _StoreConstAction(
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args["option_strings"],
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args["dest"],
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args["const"],
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args["default"],
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args["required"],
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args["help"],
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)
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elif isinstance(action, argparse._StoreAction):
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action = _StoreAction(**args)
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action = super()._add_action(action)
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return action
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class CustomArgumentParser(argparse.ArgumentParser):
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"""
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Custom argument parser that allows for the use of `-` or `_` in arguments passed and overrides the help for each
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when applicable.
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"""
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def add_argument(self, *args, **kwargs):
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if "action" in kwargs:
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# Translate action -> class
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if kwargs["action"] == "store_true":
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kwargs["action"] = _StoreTrueAction
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else:
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kwargs["action"] = _StoreAction
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super().add_argument(*args, **kwargs)
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def add_argument_group(self, *args, **kwargs):
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group = CustomArgumentGroup(self, *args, **kwargs)
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self._action_groups.append(group)
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return group
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