




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

from packaging import version


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

def      _SCREAMING_SNAKE_CASE     (				lowercase      :			int      ,				lowercase      :			Tuple      ,				lowercase      :			List[Any]      ,				lowercase      :			Tuple      ,				lowercase      :			Any      ,				lowercase      :			Optional[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(lowercase	)      ,				version.parse(lowercase	)	):
            raise ImportError(
                f"""{requirement} is required for a normal functioning of this module, but found {pkg}=={got_ver}.{hint}"""	)

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


      '''simple docstring'''



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

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

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






def      _SCREAMING_SNAKE_CASE     (				lowercase      :			List[str]	):


      '''simple docstring'''



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




'''simple docstring'''


def   A_      (       SCREAMING_SNAKE_CASE_						)			->bool:
  if number < 0:
    raise ValueError("""number must not be negative"""						)
  return number & (number - 1) == 0


if __name__ == "__main__":
       import doctest

       doctest.testmod()

