
import re
from pathlib import Path
from unittest import TestCase

import pytest



@pytest.mark.integration
class 		UpperCamelCase__  (	__a   ):
   def 				lowerCAmelCase      (self			: Dict ,    snake_case_			: str       ):



    with open(UpperCamelCase__ ,    encoding='''utf-8'''       ) as input_file:
     __a			:  int		    =  re.compile(r'''(?!.*\b(?:encoding|rb|w|wb|w+|wb+|ab|ab+)\b)(?<=\s)(open)\((.*)\)'''       )
     __a			:  str		    =  input_file.read()
     __a			:  List[str]		    =  regexp.search(UpperCamelCase__       )

    return match
   def 				lowerCAmelCase      (self			: Optional[int] ,    snake_case_			: str       ):



    with open(UpperCamelCase__ ,    encoding='''utf-8'''       ) as input_file:
     __a			:  str		    =  re.compile(r'''#[^\r\n]*print\(|\"[^\r\n]*print\(|\"\"\".*?print\(.*?\"\"\"|(print\()''' ,    re.DOTALL       )
     __a			:  Union[str, Any]		    =  input_file.read()
     # use `re.finditer` to handle the case where the ignored groups would be matched first by `re.search`
     __a			:  List[Any]		    =  regexp.finditer(UpperCamelCase__       )

    __a			:  Tuple		    =  [match for match in matches if match is not None and match.group(1       ) is not None]
    return matches[0] if matches else None
   def 				lowerCAmelCase      (self			: Any       ):
    __a			:  int		    =  Path('''./datasets'''       )
    __a			:  int		    =  list(dataset_paths.absolute().glob('''**/*.py'''       )       )

    for dataset in dataset_files:
     if self._no_encoding_on_file_open(str(UpperCamelCase__       )       ):
      raise AssertionError(f"open(...) must use utf-8 encoding in {dataset}"       )







   def 				lowerCAmelCase      (self			: Tuple       ):
    __a			:  int		    =  Path('''./datasets'''       )
    __a			:  Union[str, Any]		    =  list(dataset_paths.absolute().glob('''**/*.py'''       )       )

    for dataset in dataset_files:
     if self._no_print_statements(str(UpperCamelCase__       )       ):
      raise AssertionError(f"print statement found in {dataset}. Use datasets.logger/logging instead."       )


def        __UpperCamelCase					(    lowerCAmelCase__							:    list[list[int | float]]  ):
 __a			:  int		    =  len(lowerCAmelCase__  )
 __a			:  Dict		    =  len(matrix[0]  )
 __a			:  Union[str, Any]		    =  min(lowerCAmelCase__  ,       lowerCAmelCase__  )

 for row in range(lowerCAmelCase__  ):
  # Check if diagonal element is not zero
  if matrix[row][row] != 0:
   # Eliminate all the elements below the diagonal
   for col in range(row + 1  ,       lowerCAmelCase__  ):
    __a			:  Dict		    =  matrix[col][row] / matrix[row][row]
    for i in range(lowerCAmelCase__  ,       lowerCAmelCase__  ):
     matrix[col][i] -= multiplier * matrix[row][i]
  else:
   # Find a non-zero diagonal element to swap rows
   __a			:  Optional[int]		    =  True
   for i in range(row + 1  ,       lowerCAmelCase__  ):
    if matrix[i][row] != 0:
     __a    ,	__a			:  Any		    =  matrix[i], matrix[row]
     __a			:  Union[str, Any]		    =  False
     break
   if reduce:
    rank -= 1
    for i in range(lowerCAmelCase__  ):
     __a			:  Optional[Any]		    =  matrix[i][rank]

            # Reduce the row pointer by one to stay on the same row
   row -= 1

 return rank


if __name__ == "__main__":
      import doctest

      doctest.testmod()
