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#!/usr/bin/env python
description = "Update an existing config file with the latest defaults while maintaining the old configuration."
def update_config(args):
"""
Update an existing config file with the latest defaults while maintaining the old configuration.
"""
config_file = args.config_file
if config_file is None and Path(default_config_file).exists():
config_file = default_config_file
elif not Path(config_file).exists():
raise ValueError(f"The passed config file located at {config_file} doesn't exist.")
config = load_config_from_file(config_file)
if config_file.endswith(".json"):
config.to_json_file(config_file)
else:
config.to_yaml_file(config_file)
return config_file
def update_command_parser(parser, parents):
parser = parser.add_parser("update", parents=parents, help=description, formatter_class=SubcommandHelpFormatter)
parser.add_argument(
"--config_file",
default=None,
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=update_config_command)
return parser
def update_config_command(args):
config_file = update_config(args)
print(f"Sucessfully updated the configuration file at {config_file}.")
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