import importlib.metadata
import sys

from transformers.testing_utils import TestCasePlus
from transformers.utils.versions import require_version, require_version_core


UpperCAmelCase     						=			importlib.metadata.version('''numpy''')
UpperCAmelCase     						=			'''.'''.join([str(x) for x in sys.version_info[:3]])




class 				__lowerCAmelCase					(    a_  ):



 '''simple docstring'''

 def    __snake_case   (     self    :						int					)	->							str:
        # lt + different version strings
        require_version_core('numpy<1000.4.5'					)
        require_version_core('numpy<1000.4'					)
        require_version_core('numpy<1000'					)

        # le
        require_version_core('numpy<=1000.4.5'					)
        require_version_core(f"numpy<={numpy_ver}"					)

        # eq
        require_version_core(f"numpy=={numpy_ver}"					)

        # ne
        require_version_core('numpy!=1000.4.5'					)

        # ge
        require_version_core('numpy>=1.0'					)
        require_version_core('numpy>=1.0.0'					)
        require_version_core(f"numpy>={numpy_ver}"					)

        # gt
        require_version_core('numpy>1.0.0'					)

        # mix
        require_version_core('numpy>1.0.0,<1000'					)

        # requirement w/o version
        require_version_core('numpy'					)

        # unmet requirements due to version conflict
        for req in ["numpy==1.0.0", "numpy>=1000.0.0", f"numpy<{numpy_ver}"]:
               try:
                      require_version_core(lowerCamelCase					)
               except ImportError as e:
                      self.assertIn(f"{req} is required"    ,     str(lowerCamelCase					)					)
                      self.assertIn('but found'    ,     str(lowerCamelCase					)					)

        # unmet requirements due to missing module
        for req in ["numpipypie>1", "numpipypie2"]:
               try:
                      require_version_core(lowerCamelCase					)
               except importlib.metadata.PackageNotFoundError as e:
                      self.assertIn(f"The '{req}' distribution was not found and is required by this application"    ,     str(lowerCamelCase					)					)
                      self.assertIn('Try: pip install transformers -U'    ,     str(lowerCamelCase					)					)

        # bogus requirements formats:
        # 1. whole thing
        for req in ["numpy??1.0.0", "numpy1.0.0"]:
               try:
                      require_version_core(lowerCamelCase					)
               except ValueError as e:
                      self.assertIn('requirement needs to be in the pip package format'    ,     str(lowerCamelCase					)					)
        # 2. only operators
        for req in ["numpy=1.0.0", "numpy == 1.00", "numpy<>1.0.0", "numpy><1.00", "numpy>>1.0.0"]:
               try:
                      require_version_core(lowerCamelCase					)
               except ValueError as e:
                      self.assertIn('need one of '    ,     str(lowerCamelCase					)					)

 def    __snake_case   (     self    :						List[Any]					)	->							Optional[int]:
        # matching requirement
        require_version('python>=3.6.0'					)

        # not matching requirements
        for req in ["python>9.9.9", "python<3.0.0"]:
               try:
                      require_version_core(lowerCamelCase					)
               except ImportError as e:
                      self.assertIn(f"{req} is required"    ,     str(lowerCamelCase					)					)
                      self.assertIn(f"but found python=={python_ver}"    ,     str(lowerCamelCase					)					)




def SCREAMING_SNAKE_CASE			(       lowercase_:		list[int]			):

       # validate:
       if not isinstance(lowercase_						,  lowercase_			) or not all(
           isinstance(lowercase_						,  lowercase_			) and item >= 0 for item in citations			):
              raise ValueError('The citations should be a list of non negative integers.'			)

       citations.sort()
       _UpperCamelCase       :    List[str]					  =					len(lowercase_			)

       for i in range(lowercase_			):
              if citations[len_citations - 1 - i] <= i:
                     return i

       return len_citations


if __name__ == "__main__":
 import doctest

 doctest.testmod()



