





# Copyright 2021 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

import torch

from ...utils import is_npu_available, is_xpu_available
from .config_args import ClusterConfig, default_json_config_file
from .config_utils import SubcommandHelpFormatter


UpperCamelCase__           =			"Create a default config file for Accelerate with only a few flags set."





def      _UpperCamelCase  (a__ :List[Any]="no" ,      a__ :str = default_json_config_file ,      a__ :bool = False							):






							"""simple docstring"""





							UpperCamelCase__					  =      Path(__A							)
							path.parent.mkdir(parents=__A ,      exist_ok=__A							)
							if path.exists():
														print(
														    f"""Configuration already exists at {save_location}, will not override. Run `accelerate config` manually or pass a different `save_location`."""							)
														return False
							UpperCamelCase__					  =      mixed_precision.lower()
							if mixed_precision not in ["no", "fp16", "bf16", "fp8"]:
														raise ValueError(
														    f"""`mixed_precision` should be one of \'no\', \'fp16\', \'bf16\', or \'fp8\'. Received {mixed_precision}"""							)
							UpperCamelCase__					  =      {
							    """compute_environment""": """LOCAL_MACHINE""",
							    """mixed_precision""": mixed_precision,
							}
							if torch.cuda.is_available():
														UpperCamelCase__					  =      torch.cuda.device_count()
														UpperCamelCase__					  =      num_gpus
														UpperCamelCase__					  =      False
														if num_gpus > 1:
																					UpperCamelCase__					  =      """MULTI_GPU"""
														else:
																					UpperCamelCase__					  =      """NO"""
							elif is_xpu_available() and use_xpu:
														UpperCamelCase__					  =      torch.xpu.device_count()
														UpperCamelCase__					  =      num_xpus
														UpperCamelCase__					  =      False
														if num_xpus > 1:
																					UpperCamelCase__					  =      """MULTI_XPU"""
														else:
																					UpperCamelCase__					  =      """NO"""
							elif is_npu_available():
														UpperCamelCase__					  =      torch.npu.device_count()
														UpperCamelCase__					  =      num_npus
														UpperCamelCase__					  =      False
														if num_npus > 1:
																					UpperCamelCase__					  =      """MULTI_NPU"""
														else:
																					UpperCamelCase__					  =      """NO"""
							else:
														UpperCamelCase__					  =      0
														UpperCamelCase__					  =      True
														UpperCamelCase__					  =      1
														UpperCamelCase__					  =      """NO"""
							UpperCamelCase__					  =      ClusterConfig(**__A							)
							config.to_json_file(__A							)
							return path





def      _UpperCamelCase  (a__ :Dict ,      a__ :List[Any]							):






							"""simple docstring"""





							UpperCamelCase__					  =      parser.add_parser("""default""" ,      parents=__A ,      help=__A ,      formatter_class=__A							)
							parser.add_argument(
							    """--config_file""" ,      default=__A ,      help=(
							        """The path to use to store the config file. 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'."""
							    ) ,      dest="""save_location""" ,      )

							parser.add_argument(
							    """--mixed_precision""" ,      choices=["""no""", """fp16""", """bf16"""] ,      type=__A ,      help="""Whether or not to use mixed precision training. """
							    """Choose between FP16 and BF16 (bfloat16) training. """
							    """BF16 training is only supported on Nvidia Ampere GPUs and PyTorch 1.10 or later.""" ,      default="""no""" ,      )
							parser.set_defaults(func=__A							)
							return parser





def      _UpperCamelCase  (a__ :Optional[Any]							):






							"""simple docstring"""





							UpperCamelCase__					  =      write_basic_config(args.mixed_precision ,      args.save_location							)
							if config_file:
														print(f"""accelerate configuration saved at {config_file}"""							)







def 						lowerCamelCase__      ( __A    :int	,__A    :int		):


       """simple docstring"""




       if a < 0 or b < 0:
              raise ValueError("""the value of both inputs must be positive"""		)

       __snake_case       	=							str(bin(__A		)		)[2:]  # remove the leading "0b"
       __snake_case       	=							str(bin(__A		)		)[2:]  # remove the leading "0b"

       __snake_case       	=							max(len(__A		)	,len(__A		)		)

       return "0b" + "".join(
           str(int(char_a == """1""" and char_b == """1"""		)		)
           for char_a, char_b in zip(a_binary.zfill(__A		)	,b_binary.zfill(__A		)		)		)


if __name__ == "__main__":
    import doctest

    doctest.testmod()

