

# Copyright 2022 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.

from pathlib import Path

from .config_args import default_config_file, load_config_from_file
from .config_utils import SubcommandHelpFormatter


UpperCamelCase__					: List[str]								=      "Update an existing config file with the latest defaults while maintaining the old configuration."


def    _UpperCAmelCase    (					_SCREAMING_SNAKE_CASE   :						Optional[Any]    ):





    """simple docstring"""


    SCREAMING_SNAKE_CASE_													=  args.config_file
    if config_file is None and Path(_SCREAMING_SNAKE_CASE    ).exists():
        SCREAMING_SNAKE_CASE_													=  default_config_file
    elif not Path(_SCREAMING_SNAKE_CASE    ).exists():
        raise ValueError(f"""The passed config file located at {config_file} doesn't exist."""    )
    SCREAMING_SNAKE_CASE_													=  load_config_from_file(_SCREAMING_SNAKE_CASE    )

    if config_file.endswith('.json'    ):
        config.to_json_file(_SCREAMING_SNAKE_CASE    )
    else:
        config.to_yaml_file(_SCREAMING_SNAKE_CASE    )
    return config_file


def    _UpperCAmelCase    (					_SCREAMING_SNAKE_CASE   :						Tuple	,				_SCREAMING_SNAKE_CASE   :						List[Any]    ):





    """simple docstring"""


    SCREAMING_SNAKE_CASE_													=  parser.add_parser('update'	,				parents=_SCREAMING_SNAKE_CASE	,				help=_SCREAMING_SNAKE_CASE	,				formatter_class=_SCREAMING_SNAKE_CASE    )
    parser.add_argument(
        '--config_file'	,				default=_SCREAMING_SNAKE_CASE	,				help=(
            'The path to the config file to update. Will default to a file named default_config.yaml in the cache '
            'location, which is the content of the environment `HF_HOME` suffixed with \'accelerate\', or if you don\'t have '
            'such an environment variable, your cache directory (\'~/.cache\' or the content of `XDG_CACHE_HOME`) suffixed '
            'with \'huggingface\'.'
        )	,				)

    parser.set_defaults(func=_SCREAMING_SNAKE_CASE    )
    return parser





def    _UpperCAmelCase    (					_SCREAMING_SNAKE_CASE   :						Any    ):





    """simple docstring"""


    SCREAMING_SNAKE_CASE_													=  update_config(_SCREAMING_SNAKE_CASE    )
    print(f"""Sucessfully updated the configuration file at {config_file}."""    )





def    _UpperCAmelCase    (					_SCREAMING_SNAKE_CASE   :						int	,				_SCREAMING_SNAKE_CASE   :						int	,				_SCREAMING_SNAKE_CASE   :						int    ):





    """simple docstring"""


    if power < 0:
        return -1
    base %= mod
    SCREAMING_SNAKE_CASE_													=  1

    while power > 0:
        if power & 1:
            SCREAMING_SNAKE_CASE_													=  (result * base) % mod
        SCREAMING_SNAKE_CASE_													=  power >> 1
        SCREAMING_SNAKE_CASE_													=  (base * base) % mod

    return result


def    _UpperCAmelCase    (					):





    """simple docstring"""


    print(modular_exponential(3	,				200	,				13    )    )


if __name__ == "__main__":
       import doctest

       doctest.testmod()

       main()


