






"""simple docstring"""



# 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.

import json
import os
from dataclasses import dataclass
from enum import Enum
from typing import List, Optional, Union

import yaml

from ...utils import ComputeEnvironment, DistributedType, SageMakerDistributedType
from ...utils.constants import SAGEMAKER_PYTHON_VERSION, SAGEMAKER_PYTORCH_VERSION, SAGEMAKER_TRANSFORMERS_VERSION


_UpperCamelCase						:    Optional[Any]		=						os.path.expanduser(
    os.getenv('HF_HOME', os.path.join(os.getenv('XDG_CACHE_HOME', '~/.cache'), 'huggingface'))
)
_UpperCamelCase						:    str		=						os.path.join(hf_cache_home, 'accelerate')
_UpperCamelCase						:    Any		=						os.path.join(cache_dir, 'default_config.yaml')
_UpperCamelCase						:    Tuple		=						os.path.join(cache_dir, 'default_config.yaml')

# For backward compatibility: the default config is the json one if it's the only existing file.
if os.path.isfile(default_yaml_config_file) or not os.path.isfile(default_json_config_file):
    _UpperCamelCase						:    Optional[Any]		=						default_yaml_config_file
else:
    _UpperCamelCase						:    Union[str, Any]		=						default_json_config_file
def 		_SCREAMING_SNAKE_CASE					(       __snake_case     :    int       ):





  '''simple docstring'''





  if config_file is not None:
    if not os.path.isfile(__snake_case       ):
      raise FileNotFoundError(
          f'The passed configuration file `{config_file}` does not exist. '
          'Please pass an existing file to `accelerate launch`, or use the the default one '
          'created through `accelerate config` and run `accelerate launch` '
          'without the `--config_file` argument.'       )
  else:
    lowercase				       =			default_config_file
  with open(__snake_case						,   'r'						,   encoding='utf-8'       ) as f:
    if config_file.endswith('.json'       ):
      if (
          json.load(__snake_case       ).get('compute_environment'						,   ComputeEnvironment.LOCAL_MACHINE       )
          == ComputeEnvironment.LOCAL_MACHINE
      ):
        lowercase				       =			ClusterConfig
      else:
        lowercase				       =			SageMakerConfig
      return config_class.from_json_file(json_file=__snake_case       )
    else:
      if (
          yaml.safe_load(__snake_case       ).get('compute_environment'						,   ComputeEnvironment.LOCAL_MACHINE       )
          == ComputeEnvironment.LOCAL_MACHINE
      ):
        lowercase				       =			ClusterConfig
      else:
        lowercase				       =			SageMakerConfig
      return config_class.from_yaml_file(yaml_file=__snake_case       )

@dataclass
class 			a	:
    UpperCAmelCase_					:	ComputeEnvironment
    UpperCAmelCase_					:	Union[DistributedType, SageMakerDistributedType]
    UpperCAmelCase_					:	str
    UpperCAmelCase_					:	bool







    def      UpperCamelCase_ (     self			):
      lowercase				       =			self.__dict__
      # For serialization, it's best to convert Enums to strings (or their underlying value type).
      for key, value in result.items():
        if isinstance(_lowerCamelCase				,						_lowerCamelCase			):
          lowercase				       =			value.value
        if isinstance(_lowerCamelCase				,						_lowerCamelCase			) and not bool(_lowerCamelCase			):
          lowercase				       =			None
      lowercase				       =			{k: v for k, v in result.items() if v is not None}
      return result







    @classmethod
    def      UpperCamelCase_ (     cls				,						_lowerCamelCase=None			):
      lowercase				       =			default_json_config_file if json_file is None else json_file
      with open(_lowerCamelCase				,						'r'				,						encoding='utf-8'			) as f:
        lowercase				       =			json.load(_lowerCamelCase			)
      if "compute_environment" not in config_dict:
        lowercase				       =			ComputeEnvironment.LOCAL_MACHINE
      if "mixed_precision" not in config_dict:
        lowercase				       =			'fp16' if ('fp16' in config_dict and config_dict['fp16']) else None
      if "fp16" in config_dict:  # Convert the config to the new format.
        del config_dict["fp16"]
      if "dynamo_backend" in config_dict:  # Convert the config to the new format.
        lowercase				       =			config_dict.pop('dynamo_backend'			)
        lowercase				       =			{} if dynamo_backend == 'NO' else {'dynamo_backend': dynamo_backend}
      if "use_cpu" not in config_dict:
        lowercase				       =			False
      return cls(**_lowerCamelCase			)







    def      UpperCamelCase_ (     self				,						_lowerCamelCase			):
      with open(_lowerCamelCase				,						'w'				,						encoding='utf-8'			) as f:
        lowercase				       =			json.dumps(self.to_dict()				,						indent=2				,						sort_keys=_lowerCamelCase			) + '\n'
        f.write(_lowerCamelCase			)







    @classmethod
    def      UpperCamelCase_ (     cls				,						_lowerCamelCase=None			):
      lowercase				       =			default_yaml_config_file if yaml_file is None else yaml_file
      with open(_lowerCamelCase				,						'r'				,						encoding='utf-8'			) as f:
        lowercase				       =			yaml.safe_load(_lowerCamelCase			)
      if "compute_environment" not in config_dict:
        lowercase				       =			ComputeEnvironment.LOCAL_MACHINE

      if "mixed_precision" not in config_dict:
        lowercase				       =			'fp16' if ('fp16' in config_dict and config_dict['fp16']) else None
      if isinstance(config_dict['mixed_precision']				,						_lowerCamelCase			) and not config_dict["mixed_precision"]:
        lowercase				       =			'no'
      if "fp16" in config_dict:  # Convert the config to the new format.
        del config_dict["fp16"]
      if "dynamo_backend" in config_dict:  # Convert the config to the new format.
        lowercase				       =			config_dict.pop('dynamo_backend'			)
        lowercase				       =			{} if dynamo_backend == 'NO' else {'dynamo_backend': dynamo_backend}
      if "use_cpu" not in config_dict:
        lowercase				       =			False
      return cls(**_lowerCamelCase			)







    def      UpperCamelCase_ (     self				,						_lowerCamelCase			):
      with open(_lowerCamelCase				,						'w'				,						encoding='utf-8'			) as f:
        yaml.safe_dump(self.to_dict()				,						_lowerCamelCase			)







    def      UpperCamelCase_ (     self			):
      if isinstance(self.compute_environment				,						_lowerCamelCase			):
        lowercase				       =			ComputeEnvironment(self.compute_environment			)
      if isinstance(self.distributed_type				,						_lowerCamelCase			):
        if self.compute_environment == ComputeEnvironment.AMAZON_SAGEMAKER:
          lowercase				       =			SageMakerDistributedType(self.distributed_type			)
        else:
          lowercase				       =			DistributedType(self.distributed_type			)
      if self.dynamo_config is None:
        lowercase				       =			{}


@dataclass
class 			a	(  a_      ):
    UpperCAmelCase_					:	int
    UpperCAmelCase_					:	int      	=0
    UpperCAmelCase_					:	int      	=1
    UpperCAmelCase_					:	Optional[str]      	=None
    UpperCAmelCase_					:	Optional[str]      	=None
    UpperCAmelCase_					:	Optional[int]      	=None
    UpperCAmelCase_					:	Optional[str]      	="static"
    UpperCAmelCase_					:	Optional[bool]      	=False
    UpperCAmelCase_					:	str      	="main"

    # args for deepspeed_plugin
    UpperCAmelCase_					:	dict      	=None
    # args for fsdp
    UpperCAmelCase_					:	dict      	=None
    # args for megatron_lm
    UpperCAmelCase_					:	dict      	=None
    # args for ipex
    UpperCAmelCase_					:	dict      	=None
    # args for TPU
    UpperCAmelCase_					:	bool      	=False

    # args for TPU pods
    UpperCAmelCase_					:	str      	=None
    UpperCAmelCase_					:	str      	=None
    UpperCAmelCase_					:	bool      	=False
    UpperCAmelCase_					:	bool      	=False
    UpperCAmelCase_					:	str      	=None
    UpperCAmelCase_					:	List[str]      	=None
    UpperCAmelCase_					:	List[str]      	=None
    UpperCAmelCase_					:	List[str]      	=None

    # args for dynamo
    UpperCAmelCase_					:	dict      	=None







    def      UpperCamelCase_ (     self			):
      if self.deepspeed_config is None:
        lowercase				       =			{}
      if self.fsdp_config is None:
        lowercase				       =			{}
      if self.megatron_lm_config is None:
        lowercase				       =			{}
      if self.ipex_config is None:
        lowercase				       =			{}
      return super().__post_init__()


@dataclass
class 			a	(  a_      ):
    UpperCAmelCase_					:	str
    UpperCAmelCase_					:	str
    UpperCAmelCase_					:	Optional[str]      	=None
    UpperCAmelCase_					:	Optional[str]      	=None
    UpperCAmelCase_					:	str      	="us-east-1"
    UpperCAmelCase_					:	int      	=1
    UpperCAmelCase_					:	str      	="all"
    UpperCAmelCase_					:	str      	=F'''accelerate-sagemaker-{num_machines}'''
    UpperCAmelCase_					:	str      	=SAGEMAKER_PYTORCH_VERSION
    UpperCAmelCase_					:	str      	=SAGEMAKER_TRANSFORMERS_VERSION
    UpperCAmelCase_					:	str      	=SAGEMAKER_PYTHON_VERSION
    UpperCAmelCase_					:	str      	=None
    UpperCAmelCase_					:	str      	=None
    UpperCAmelCase_					:	dict      	=None
    UpperCAmelCase_					:	dict      	=None






from .balanced_parentheses import balanced_parentheses
from .stack import Stack

def 			__SCREAMING_SNAKE_CASE		(		UpperCamelCase		:      str	)     ->	int:



	"""simple docstring"""






	return {"+": 1, "-": 1, "*": 2, "/": 2, "^": 3}.get(UpperCamelCase     ,					-1	)

def 			__SCREAMING_SNAKE_CASE		(		UpperCamelCase		:      str	)     ->	str:



	"""simple docstring"""






	if not balanced_parentheses(UpperCamelCase	):
		raise ValueError("""Mismatched parentheses"""	)
	a_     			=   Stack()
	a_     			=   []
	for char in expression_str:
		if char.isalpha() or char.isdigit():
			postfix.append(UpperCamelCase	)
		elif char == "(":
			stack.push(UpperCamelCase	)
		elif char == ")":
			while not stack.is_empty() and stack.peek() != "(":
				postfix.append(stack.pop()	)
			stack.pop()
		else:
			while not stack.is_empty() and precedence(UpperCamelCase	) <= precedence(stack.peek()	):
				postfix.append(stack.pop()	)
			stack.push(UpperCamelCase	)
	while not stack.is_empty():
		postfix.append(stack.pop()	)
	return " ".join(UpperCamelCase	)


if __name__ == "__main__":
			from doctest import testmod

			testmod()
			_A							     =       'a+b*(c^d-e)^(f+g*h)-i'

			print('Infix to Postfix Notation demonstration:\n')
			print('Infix notation: ' + expression)
			print('Postfix notation: ' + infix_to_postfix(expression))