
"""simple docstring"""




from __future__ import annotations

A__      :	Optional[Any]          =    list[list[int]]

# assigning initial values to the grid
A__      :	Matrix          =    [
    [3, 0, 6, 5, 0, 8, 4, 0, 0],
    [5, 2, 0, 0, 0, 0, 0, 0, 0],
    [0, 8, 7, 0, 0, 0, 0, 3, 1],
    [0, 0, 3, 0, 1, 0, 0, 8, 0],
    [9, 0, 0, 8, 6, 3, 0, 0, 5],
    [0, 5, 0, 0, 9, 0, 6, 0, 0],
    [1, 3, 0, 0, 0, 0, 2, 5, 0],
    [0, 0, 0, 0, 0, 0, 0, 7, 4],
    [0, 0, 5, 2, 0, 6, 3, 0, 0],
]

# a grid with no solution
A__      :	Matrix          =    [
    [5, 0, 6, 5, 0, 8, 4, 0, 3],
    [5, 2, 0, 0, 0, 0, 0, 0, 2],
    [1, 8, 7, 0, 0, 0, 0, 3, 1],
    [0, 0, 3, 0, 1, 0, 0, 8, 0],
    [9, 0, 0, 8, 6, 3, 0, 0, 5],
    [0, 5, 0, 0, 9, 0, 6, 0, 0],
    [1, 3, 0, 0, 0, 0, 2, 5, 0],
    [0, 0, 0, 0, 0, 0, 0, 7, 4],
    [0, 0, 5, 2, 0, 6, 3, 0, 0],
]



def 							a__ (				lowerCAmelCase	:       Matrix       ,    lowerCAmelCase	:       int       ,    lowerCAmelCase	:       int       ,    lowerCAmelCase	:       int		):






     '''simple docstring'''
     for i in range(9		):
          if grid[row][i] == n or grid[i][column] == n:
               return False

     for i in range(3		):
          for j in range(3		):
               if grid[(row - row % 3) + i][(column - column % 3) + j] == n:
                    return False

     return True



def 							a__ (				lowerCAmelCase	:       Matrix		):






     '''simple docstring'''
     for i in range(9		):
          for j in range(9		):
               if grid[i][j] == 0:
                    return i, j
     return None



def 							a__ (				lowerCAmelCase	:       Matrix		):






     '''simple docstring'''
     if location := find_empty_location(lowerCAmelCase		):
          UpperCAmelCase__							,	UpperCAmelCase__							: str 							=						location
     else:
          # If the location is ``None``, then the grid is solved.
          return grid

     for digit in range(1       ,    10		):
          if is_safe(lowerCAmelCase       ,    lowerCAmelCase       ,    lowerCAmelCase       ,    lowerCAmelCase		):
               UpperCAmelCase__							: str 							=						digit

               if sudoku(lowerCAmelCase		) is not None:
                    return grid

               UpperCAmelCase__							: Optional[int] 							=						0

     return None



def 							a__ (				lowerCAmelCase	:       Matrix		):






     '''simple docstring'''
     for row in grid:
          for cell in row:
               print(lowerCAmelCase       ,    end=" "		)
          print()


if __name__ == "__main__":
    # make a copy of grid so that you can compare with the unmodified grid
    for example_grid in (initial_grid, no_solution):
        print("""\nExample grid:\n""" + """=""" * 20)
        print_solution(example_grid)
        print("""\nExample grid solution:""")
        A__      :	int          =    sudoku(example_grid)
        if solution is not None:
            print_solution(solution)
        else:
            print("""Cannot find a solution.""")





"""simple docstring"""




import unittest

from transformers import load_tool

from .test_tools_common import ToolTesterMixin







class   _lowercase						(       unittest.TestCase	,   lowerCAmelCase_				):


     '''simple docstring'''





     def  lowerCAmelCase__       (      self  )->					Dict:
          UpperCAmelCase__							: Optional[Any] 							=						load_tool("text-classification"  )
          self.tool.setup()
          UpperCAmelCase__							: List[str] 							=						load_tool("text-classification" ,			remote=__UpperCamelCase  )



     def  lowerCAmelCase__       (      self  )->					Union[str, Any]:
          UpperCAmelCase__							: Dict 							=						self.tool("That's quite cool" ,			["positive", "negative"]  )
          self.assertEqual(__UpperCamelCase ,			"positive"  )



     def  lowerCAmelCase__       (      self  )->					str:
          UpperCAmelCase__							: List[Any] 							=						self.remote_tool("That's quite cool" ,			["positive", "negative"]  )
          self.assertEqual(__UpperCamelCase ,			"positive"  )



     def  lowerCAmelCase__       (      self  )->					Optional[int]:
          UpperCAmelCase__							: Any 							=						self.tool(text="That's quite cool" ,			labels=["positive", "negative"]  )
          self.assertEqual(__UpperCamelCase ,			"positive"  )



     def  lowerCAmelCase__       (      self  )->					str:
          UpperCAmelCase__							: str 							=						self.remote_tool(text="That's quite cool" ,			labels=["positive", "negative"]  )
          self.assertEqual(__UpperCamelCase ,			"positive"  )



