
"""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 			_UpperCamelCase						(    _A       ,   _A       ,   _A       ,   _A       ,   _A       ,   _A   )     ->	Dict:





    """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(A__   )       ,   version.parse(A__   )   ):
        raise ImportError(
            F"""{requirement} is required for a normal functioning of this module, but found {pkg}=={got_ver}.{hint}"""   )


def 			_UpperCamelCase						(    _A       ,   _A = None   )     ->	int:





    """simple docstring"""

    _UpperCAmelCase        = F"""\n{hint}""" if hint is not None else ""

    # non-versioned check
    if re.match(R"""^[\w_\-\d]+$"""       ,   A__   ):
        _UpperCAmelCase        = requirement, None, None
    else:
        _UpperCAmelCase        = re.findall(R"""^([^!=<>\s]+)([\s!=<>]{1,2}.+)"""       ,   A__   )
        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        = match[0]
        _UpperCAmelCase        = want_full.split(""","""   )  # there could be multiple requirements
        _UpperCAmelCase        = {}
        for w in want_range:
            _UpperCAmelCase        = re.findall(R"""^([\s!=<>]{1,2})(.+)"""       ,   A__   )
            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        = 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(A__   ) for x in sys.version_info[:3]]   )
        for op, want_ver in wanted.items():
            _compare_versions(A__       ,   A__       ,   A__       ,   A__       ,   A__       ,   A__   )
        return

    # check if any version is installed
    try:
        _UpperCAmelCase        = importlib.metadata.version(A__   )
    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(A__       ,   A__       ,   A__       ,   A__       ,   A__       ,   A__   )







def 			_UpperCamelCase						(    _A   )     ->	List[str]:





    """simple docstring"""

    _UpperCAmelCase        = "Try: pip install transformers -U or pip install -e '.[dev]' if you're working with git main"
    return require_version(A__       ,   A__   )







"""simple docstring"""
def 							snake_case (  A__		):
			UpperCAmelCase_	:					int     	=   [0 for i in range(len(A__		)		)]

			# initialize interval's left pointer and right pointer
			UpperCAmelCase_	,      UpperCAmelCase_	:					Optional[int]     	=   0, 0

			for i in range(1      ,len(A__		)		):
						# case when current index is inside the interval
						if i <= right_pointer:
									UpperCAmelCase_	:					Any     	=   min(right_pointer - i + 1      ,z_result[i - left_pointer]		)
									UpperCAmelCase_	:					Union[str, Any]     	=   min_edge

						while go_next(A__      ,A__      ,A__		):
									z_result[i] += 1

						# if new index's result gives us more right interval,
						# we've to update left_pointer and right_pointer
						if i + z_result[i] - 1 > right_pointer:
									UpperCAmelCase_	,      UpperCAmelCase_	:					Union[str, Any]     	=   i, i + z_result[i] - 1

			return z_result

def 							snake_case (  A__      ,A__      ,A__		):
			return i + z_result[i] < len(A__		) and s[z_result[i]] == s[i + z_result[i]]

def 							snake_case (  A__      ,A__		):
			UpperCAmelCase_	:					Optional[int]     	=   0
			# concatenate 'pattern' and 'input_str' and call z_function
			# with concatenated string
			UpperCAmelCase_	:					Tuple     	=   z_function(pattern + input_str		)

			for val in z_result:
						# if value is greater then length of the pattern string
						# that means this index is starting position of substring
						# which is equal to pattern string
						if val >= len(A__		):
									answer += 1

			return answer


if __name__ == "__main__":
			import doctest

			doctest.testmod()



