
"""simple docstring"""


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

from packaging import version


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







def  lowercase	(      _SCREAMING_SNAKE_CASE   :						Tuple					,     _SCREAMING_SNAKE_CASE   :						Dict					,     _SCREAMING_SNAKE_CASE   :						Tuple					,     _SCREAMING_SNAKE_CASE   :						Optional[Any]					,     _SCREAMING_SNAKE_CASE   :						int					,     _SCREAMING_SNAKE_CASE   :						Optional[Any]				):






				'''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  lowercase	(      _SCREAMING_SNAKE_CASE   :						str					,     _SCREAMING_SNAKE_CASE   :						Optional[str] = None				):






				'''simple docstring'''



				_UpperCAmelCase					=    f'\n{hint}' if hint is not None else ''''''

				# non-versioned check
				if re.match(r'''^[\w_\-\d]+$'''					,     _SCREAMING_SNAKE_CASE				):
								_UpperCAmelCase		,						_UpperCAmelCase		,						_UpperCAmelCase					=    requirement, None, None
				else:
								_UpperCAmelCase					=    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}'				)
								_UpperCAmelCase		,						_UpperCAmelCase					=    match[0]
								_UpperCAmelCase					=    want_full.split(''','''				)  # there could be multiple requirements
								_UpperCAmelCase					=    {}
								for w in want_range:
												_UpperCAmelCase					=    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}'				)
												_UpperCAmelCase		,						_UpperCAmelCase					=    match[0]
												_UpperCAmelCase					=    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":
								_UpperCAmelCase					=    '''.'''.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:
								_UpperCAmelCase					=    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  lowercase	(      _SCREAMING_SNAKE_CASE   :						Optional[int]				):






				'''simple docstring'''



				_UpperCAmelCase					=    '''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"""


class 			_a :
			"""simple docstring"""



			def __init__(		self     :    Tuple				,   __UpperCamelCase     :    list[int]   )->None:
							_UpperCAmelCase					=    len(__UpperCamelCase   )
							_UpperCAmelCase					=    [0] * len_array

							if len_array > 0:
											_UpperCAmelCase					=    array[0]

							for i in range(1				,   __UpperCamelCase   ):
											_UpperCAmelCase					=    self.prefix_sum[i - 1] + array[i]



			def  lowercase__						(		self     :    str				,   __UpperCamelCase     :    int				,   __UpperCamelCase     :    int   )->int:
							if start == 0:
											return self.prefix_sum[end]

							return self.prefix_sum[end] - self.prefix_sum[start - 1]



			def  lowercase__						(		self     :    Any				,   __UpperCamelCase     :    int   )->bool:
							_UpperCAmelCase					=    {0}
							for sum_item in self.prefix_sum:
											if sum_item - target_sum in sums:
															return True

											sums.add(__UpperCamelCase   )

							return False


if __name__ == "__main__":
					import doctest

					doctest.testmod()



