



"""simple docstring"""






import importlib.metadata
import operator
import re
import sys
from typing import Optional

from packaging import version


_lowercase				:				str   		=		{
    "<": operator.lt,
    "<=": operator.le,
    "==": operator.eq,
    "!=": operator.ne,
    ">=": operator.ge,
    ">": operator.gt,
}






def   snake_case__     (	__lowerCamelCase       :					Union[str, Any]							,	__lowerCamelCase       :					Tuple							,	__lowerCamelCase       :					Optional[Any]							,	__lowerCamelCase       :					Optional[Any]							,	__lowerCamelCase       :					Union[str, Any]							,	__lowerCamelCase       :					int			):
					"""simple docstring"""
					if got_ver is None or want_ver is None:
										raise ValueError(
										    f'''Unable to compare versions for {requirement}: need={want_ver} found={got_ver}. This is unusual. Consider'''
										    f''' reinstalling {pkg}.'''			)
					if not ops[op](version.parse(_SCREAMING_SNAKE_CASE			)							,	version.parse(_SCREAMING_SNAKE_CASE			)			):
										raise ImportError(
										    f'''{requirement} is required for a normal functioning of this module, but found {pkg}=={got_ver}.{hint}'''			)






def   snake_case__     (	__lowerCamelCase       :					Optional[int]							,	__lowerCamelCase       :					List[Any] = None			):
					"""simple docstring"""
					lowerCamelCase__	:	int				=f'''\n{hint}''' if hint is not None else ''''''

					# non-versioned check
					if re.match(R'''^[\w_\-\d]+$'''							,	_SCREAMING_SNAKE_CASE			):
										lowerCamelCase__			,     lowerCamelCase__			,     lowerCamelCase__	:	Tuple				=requirement, None, None
					else:
										lowerCamelCase__	:	List[Any]				=re.findall(R'''^([^!=<>\s]+)([\s!=<>]{1,2}.+)'''							,	_SCREAMING_SNAKE_CASE			)
										if not match:
															raise ValueError(
															    '''requirement needs to be in the pip package format, .e.g., package_a==1.23, or package_b>=1.23, but'''
															    f''' got {requirement}'''			)
										lowerCamelCase__			,     lowerCamelCase__	:	Tuple				=match[0]
										lowerCamelCase__	:	Optional[Any]				=want_full.split(''','''			)  # there could be multiple requirements
										lowerCamelCase__	:	str				={}
										for w in want_range:
															lowerCamelCase__	:	Any				=re.findall(R'''^([\s!=<>]{1,2})(.+)'''							,	_SCREAMING_SNAKE_CASE			)
															if not match:
																				raise ValueError(
																				    '''requirement needs to be in the pip package format, .e.g., package_a==1.23, or package_b>=1.23,'''
																				    f''' but got {requirement}'''			)
															lowerCamelCase__			,     lowerCamelCase__	:	Union[str, Any]				=match[0]
															lowerCamelCase__	:	int				=want_ver
															if op not in ops:
																				raise ValueError(f'''{requirement}: need one of {list(ops.keys()			)}, but got {op}'''			)

										# special case
					if pkg == "python":
										lowerCamelCase__	:	str				='''.'''.join([str(_SCREAMING_SNAKE_CASE			) for x in sys.version_info[:3]]			)
										for op, want_ver in wanted.items():
															_compare_versions(_SCREAMING_SNAKE_CASE							,	_SCREAMING_SNAKE_CASE							,	_SCREAMING_SNAKE_CASE							,	_SCREAMING_SNAKE_CASE							,	_SCREAMING_SNAKE_CASE							,	_SCREAMING_SNAKE_CASE			)
										return

					# check if any version is installed
					try:
										lowerCamelCase__	:	List[str]				=importlib.metadata.version(_SCREAMING_SNAKE_CASE			)
					except importlib.metadata.PackageNotFoundError:
										raise importlib.metadata.PackageNotFoundError(
										    f'''The \'{requirement}\' distribution was not found and is required by this application. {hint}'''			)

					# check that the right version is installed if version number or a range was provided
					if want_ver is not None:
										for op, want_ver in wanted.items():
															_compare_versions(_SCREAMING_SNAKE_CASE							,	_SCREAMING_SNAKE_CASE							,	_SCREAMING_SNAKE_CASE							,	_SCREAMING_SNAKE_CASE							,	_SCREAMING_SNAKE_CASE							,	_SCREAMING_SNAKE_CASE			)






def   snake_case__     (	__lowerCamelCase       :					Tuple			):
					"""simple docstring"""
					lowerCamelCase__	:	Optional[int]				='''Try: pip install transformers -U or pip install -e \'.[dev]\' if you\'re working with git main'''
					return require_version(_SCREAMING_SNAKE_CASE							,	_SCREAMING_SNAKE_CASE			)









"""simple docstring"""






def   snake_case__     (	__lowerCamelCase       :					list							,	__lowerCamelCase       :					list							,	__lowerCamelCase       :					int							,	__lowerCamelCase       :					int							,	__lowerCamelCase       :					int			):
			"""simple docstring"""
			if index == number_of_items:
						return 0
			lowerCamelCase__	:	Optional[int]				=0
			lowerCamelCase__	:	Union[str, Any]				=0
			lowerCamelCase__	:	List[str]				=knapsack(__lowerCamelCase							,	__lowerCamelCase							,	__lowerCamelCase							,	__lowerCamelCase							,	index + 1			)
			if weights[index] <= max_weight:
						lowerCamelCase__	:	Dict				=values[index] + knapsack(
						    __lowerCamelCase							,	__lowerCamelCase							,	__lowerCamelCase							,	max_weight - weights[index]							,	index + 1			)
			return max(__lowerCamelCase							,	__lowerCamelCase			)


if __name__ == "__main__":
		import doctest

		doctest.testmod()




