

"""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


lowerCAmelCase__						=	os.path.expanduser(
    os.getenv("""HF_HOME""", os.path.join(os.getenv("""XDG_CACHE_HOME""", """~/.cache"""), """huggingface"""))
)
lowerCAmelCase__						=	os.path.join(hf_cache_home, """accelerate""")
lowerCAmelCase__						=	os.path.join(cache_dir, """default_config.yaml""")
lowerCAmelCase__						=	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):
	lowerCAmelCase__						=	default_yaml_config_file
else:
	lowerCAmelCase__						=	default_json_config_file



def    lowerCAmelCase__							(		SCREAMING_SNAKE_CASE_:							Optional[int] )     -> Union[str, Any]:




				'''simple docstring'''





				if config_file is not None:
								if not os.path.isfile(A_ ):
												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:
								A__            =     default_config_file
				with open(A_		,    "r"		,    encoding="utf-8" ) as f:
								if config_file.endswith(".json" ):
												if (
												    json.load(A_ ).get("compute_environment"		,    ComputeEnvironment.LOCAL_MACHINE )
												    == ComputeEnvironment.LOCAL_MACHINE
												):
																A__            =     ClusterConfig
												else:
																A__            =     SageMakerConfig
												return config_class.from_json_file(json_file=A_ )
								else:
												if (
												    yaml.safe_load(A_ ).get("compute_environment"		,    ComputeEnvironment.LOCAL_MACHINE )
												    == ComputeEnvironment.LOCAL_MACHINE
												):
																A__            =     ClusterConfig
												else:
																A__            =     SageMakerConfig
												return config_class.from_yaml_file(yaml_file=A_ )

@dataclass
class    a__  :
			"""simple docstring"""







			__lowerCamelCase	    =    42
			__lowerCamelCase	    =    42
			__lowerCamelCase	    =    42
			__lowerCamelCase	    =    42


			def        UpperCamelCase						(      self    )					->  Dict:
							'''simple docstring'''






							A__            =     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    ):
															A__            =     value.value
											if isinstance(__lowerCamelCase , __lowerCamelCase    ) and not bool(__lowerCamelCase    ):
															A__            =     None
							A__            =     {k: v for k, v in result.items() if v is not None}
							return result


			@classmethod
			def        UpperCamelCase						(      cls , lowercase=None    )					->  Optional[Any]:
							'''simple docstring'''






							A__            =     default_json_config_file if json_file is None else json_file
							with open(__lowerCamelCase , "r" , encoding="utf-8"    ) as f:
											A__            =     json.load(__lowerCamelCase    )
							if "compute_environment" not in config_dict:
											A__            =     ComputeEnvironment.LOCAL_MACHINE
							if "mixed_precision" not in config_dict:
											A__            =     "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.
											A__            =     config_dict.pop("dynamo_backend"    )
											A__            =     {} if dynamo_backend == "NO" else {"dynamo_backend": dynamo_backend}
							if "use_cpu" not in config_dict:
											A__            =     False
							return cls(**__lowerCamelCase    )


			def        UpperCamelCase						(      self , lowercase    )					->  Any:
							'''simple docstring'''






							with open(__lowerCamelCase , "w" , encoding="utf-8"    ) as f:
											A__            =     json.dumps(self.to_dict() , indent=2 , sort_keys=__lowerCamelCase    ) + "\n"
											f.write(__lowerCamelCase    )


			@classmethod
			def        UpperCamelCase						(      cls , lowercase=None    )					->  Union[str, Any]:
							'''simple docstring'''






							A__            =     default_yaml_config_file if yaml_file is None else yaml_file
							with open(__lowerCamelCase , "r" , encoding="utf-8"    ) as f:
											A__            =     yaml.safe_load(__lowerCamelCase    )
							if "compute_environment" not in config_dict:
											A__            =     ComputeEnvironment.LOCAL_MACHINE

							if "mixed_precision" not in config_dict:
											A__            =     "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"]:
											A__            =     "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.
											A__            =     config_dict.pop("dynamo_backend"    )
											A__            =     {} if dynamo_backend == "NO" else {"dynamo_backend": dynamo_backend}
							if "use_cpu" not in config_dict:
											A__            =     False
							return cls(**__lowerCamelCase    )


			def        UpperCamelCase						(      self , lowercase    )					->  List[str]:
							'''simple docstring'''






							with open(__lowerCamelCase , "w" , encoding="utf-8"    ) as f:
											yaml.safe_dump(self.to_dict() , __lowerCamelCase    )


			def        UpperCamelCase						(      self    )					->  Any:
							'''simple docstring'''






							if isinstance(self.compute_environment , __lowerCamelCase    ):
											A__            =     ComputeEnvironment(self.compute_environment    )
							if isinstance(self.distributed_type , __lowerCamelCase    ):
											if self.compute_environment == ComputeEnvironment.AMAZON_SAGEMAKER:
															A__            =     SageMakerDistributedType(self.distributed_type    )
											else:
															A__            =     DistributedType(self.distributed_type    )
							if self.dynamo_config is None:
											A__            =     {}

@dataclass
class    a__  (   UpperCamelCase__     ):
			"""simple docstring"""







			__lowerCamelCase	    =    42
			__lowerCamelCase	    =    0
			__lowerCamelCase	    =    1
			__lowerCamelCase	    =    None
			__lowerCamelCase	    =    None
			__lowerCamelCase	    =    None
			__lowerCamelCase	    =    'static'
			__lowerCamelCase	    =    False
			__lowerCamelCase	    =    'main'

			# args for deepspeed_plugin
			__lowerCamelCase	    =    None
			# args for fsdp
			__lowerCamelCase	    =    None
			# args for megatron_lm
			__lowerCamelCase	    =    None
			# args for ipex
			__lowerCamelCase	    =    None
			# args for TPU
			__lowerCamelCase	    =    False

			# args for TPU pods
			__lowerCamelCase	    =    None
			__lowerCamelCase	    =    None
			__lowerCamelCase	    =    False
			__lowerCamelCase	    =    False
			__lowerCamelCase	    =    None
			__lowerCamelCase	    =    None
			__lowerCamelCase	    =    None
			__lowerCamelCase	    =    None

			# args for dynamo
			__lowerCamelCase	    =    None


			def        UpperCamelCase						(      self    )					->  Any:
							'''simple docstring'''






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

@dataclass
class    a__  (   UpperCamelCase__     ):
			"""simple docstring"""







			__lowerCamelCase	    =    42
			__lowerCamelCase	    =    42
			__lowerCamelCase	    =    None
			__lowerCamelCase	    =    None
			__lowerCamelCase	    =    'us-east-1'
			__lowerCamelCase	    =    1
			__lowerCamelCase	    =    'all'
			__lowerCamelCase	    =    f"accelerate-sagemaker-{num_machines}"
			__lowerCamelCase	    =    SAGEMAKER_PYTORCH_VERSION
			__lowerCamelCase	    =    SAGEMAKER_TRANSFORMERS_VERSION
			__lowerCamelCase	    =    SAGEMAKER_PYTHON_VERSION
			__lowerCamelCase	    =    None
			__lowerCamelCase	    =    None
			__lowerCamelCase	    =    None
			__lowerCamelCase	    =    None




from .balanced_parentheses import balanced_parentheses
from .stack import Stack



def    lowerCAmelCase__							(		SCREAMING_SNAKE_CASE_:							str )     -> int:




				'''simple docstring'''





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



def    lowerCAmelCase__							(		SCREAMING_SNAKE_CASE_:							str )     -> str:




				'''simple docstring'''





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


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

	testmod()
	lowerCAmelCase__						=	"""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))

