




'''simple docstring'''



import enum
import os
from hashlib import shaaaa
from typing import Optional

from .. import config
from .logging import get_logger


UpperCamelCase_    	=				get_logger(__name__)






class 							_a				(			enum.Enum ):





       '''simple docstring'''






       A						:				Tuple        =						'''all_checks'''
       A						:				Dict        =						'''basic_checks'''
       A						:				List[str]        =						'''no_checks'''






class 							_a				(			SCREAMING_SNAKE_CASE ):





       '''simple docstring'''












class 							_a				(			SCREAMING_SNAKE_CASE ):





       '''simple docstring'''












class 							_a				(			SCREAMING_SNAKE_CASE ):





       '''simple docstring'''












class 							_a				(			SCREAMING_SNAKE_CASE ):





       '''simple docstring'''










def   lowercase__(			__UpperCamelCase:					Optional[dict]      ,__UpperCamelCase:					dict      ,__UpperCamelCase:					Any=None    ):

      """simple docstring"""






      if expected_checksums is None:
            logger.info('Unable to verify checksums.'    )
            return
      if len(set(__UpperCamelCase    ) - set(__UpperCamelCase    )    ) > 0:
            raise ExpectedMoreDownloadedFiles(str(set(__UpperCamelCase    ) - set(__UpperCamelCase    )    )    )
      if len(set(__UpperCamelCase    ) - set(__UpperCamelCase    )    ) > 0:
            raise UnexpectedDownloadedFile(str(set(__UpperCamelCase    ) - set(__UpperCamelCase    )    )    )
      SCREAMING_SNAKE_CASE   :      int    					=						[url for url in expected_checksums if expected_checksums[url] != recorded_checksums[url]]
      SCREAMING_SNAKE_CASE   :      List[Any]    					=						' for ' + verification_name if verification_name is not None else ''
      if len(__UpperCamelCase    ) > 0:
            raise NonMatchingChecksumError(
                f"Checksums didn't match{for_verification_name}:\n"
                f"{bad_urls}\n"
                'Set `verification_mode=\'no_checks\'` to skip checksums verification and ignore this error'    )
      logger.info('All the checksums matched successfully' + for_verification_name    )






class 							_a				(			SCREAMING_SNAKE_CASE ):





       '''simple docstring'''












class 							_a				(			SCREAMING_SNAKE_CASE ):





       '''simple docstring'''












class 							_a				(			SCREAMING_SNAKE_CASE ):





       '''simple docstring'''












class 							_a				(			SCREAMING_SNAKE_CASE ):





       '''simple docstring'''










def   lowercase__(			__UpperCamelCase:					Optional[dict]      ,__UpperCamelCase:					dict    ):

      """simple docstring"""






      if expected_splits is None:
            logger.info('Unable to verify splits sizes.'    )
            return
      if len(set(__UpperCamelCase    ) - set(__UpperCamelCase    )    ) > 0:
            raise ExpectedMoreSplits(str(set(__UpperCamelCase    ) - set(__UpperCamelCase    )    )    )
      if len(set(__UpperCamelCase    ) - set(__UpperCamelCase    )    ) > 0:
            raise UnexpectedSplits(str(set(__UpperCamelCase    ) - set(__UpperCamelCase    )    )    )
      SCREAMING_SNAKE_CASE   :      List[Any]    					=						[
          {'expected': expected_splits[name], 'recorded': recorded_splits[name]}
          for name in expected_splits
          if expected_splits[name].num_examples != recorded_splits[name].num_examples
      ]
      if len(__UpperCamelCase    ) > 0:
            raise NonMatchingSplitsSizesError(str(__UpperCamelCase    )    )
      logger.info('All the splits matched successfully.'    )




def   lowercase__(			__UpperCamelCase:					str      ,__UpperCamelCase:					bool = True    ):

      """simple docstring"""






      if record_checksum:
            SCREAMING_SNAKE_CASE   :      str    					=						shaaaa()
            with open(__UpperCamelCase      ,'rb'    ) as f:
                  for chunk in iter(lambda: f.read(1 << 20    )      ,B''    ):
                        m.update(__UpperCamelCase    )
                  SCREAMING_SNAKE_CASE   :      Optional[int]    					=						m.hexdigest()
      else:
            SCREAMING_SNAKE_CASE   :      int    					=						None
      return {"num_bytes": os.path.getsize(__UpperCamelCase    ), "checksum": checksum}





def   lowercase__(			__UpperCamelCase:					Optional[int]    ):

      """simple docstring"""






      if dataset_size and config.IN_MEMORY_MAX_SIZE:
            return dataset_size < config.IN_MEMORY_MAX_SIZE
      else:
            return False










from __future__ import annotations

from typing import Any







class 		_A						:

  def __init__(    self						:	List[Any]   ,				lowerCamelCase__						:	int   ,				lowerCamelCase__						:	int   ,				lowerCamelCase__						:	float = 0			):
     """simple docstring"""

     __UpperCamelCase	,     __UpperCamelCase	:			Tuple					=					row, column
     __UpperCamelCase	:			Tuple					=					[[default_value for c in range(lowerCamelCase__			)] for r in range(lowerCamelCase__			)]

  def __str__(    self						:	List[Any]			):
     """simple docstring"""

     __UpperCamelCase	:			Dict					=					f'Matrix consist of {self.row} rows and {self.column} columns\n'

     # Make string identifier
     __UpperCamelCase	:			Optional[int]					=					0
     for row_vector in self.array:
        for obj in row_vector:
           __UpperCamelCase	:			int					=					max(lowerCamelCase__   ,				len(str(lowerCamelCase__			)			)			)
     __UpperCamelCase	:			Union[str, Any]					=					f'%{max_element_length}s'

     # Make string and return
     def single_line(lowerCamelCase__						:	list[float]			) -> str:
        nonlocal string_format_identifier
        __UpperCamelCase	:			List[Any]					=					"""["""
        line += ", ".join(string_format_identifier % (obj,) for obj in row_vector			)
        line += "]"
        return line

     s += "\n".join(single_line(lowerCamelCase__			) for row_vector in self.array			)
     return s

  def __repr__(    self						:	Any			):
     """simple docstring"""

     return str(self			)

  def    a					(    self						:	str   ,				lowerCamelCase__						:	tuple[int, int]			):
     """simple docstring"""

     if not (isinstance(lowerCamelCase__   ,				(list, tuple)			) and len(lowerCamelCase__			) == 2):
        return False
     elif not (0 <= loc[0] < self.row and 0 <= loc[1] < self.column):
        return False
     else:
        return True

  def __getitem__(    self						:	Union[str, Any]   ,				lowerCamelCase__						:	tuple[int, int]			):
     """simple docstring"""

     assert self.validate_indicies(lowerCamelCase__			)
     return self.array[loc[0]][loc[1]]

  def __setitem__(    self						:	Union[str, Any]   ,				lowerCamelCase__						:	tuple[int, int]   ,				lowerCamelCase__						:	float			):
     """simple docstring"""

     assert self.validate_indicies(lowerCamelCase__			)
     __UpperCamelCase	:			str					=					value

  def __add__(    self						:	int   ,				lowerCamelCase__						:	Matrix			):
     """simple docstring"""

     assert isinstance(lowerCamelCase__   ,				lowerCamelCase__			)
     assert self.row == another.row and self.column == another.column

     # Add
     __UpperCamelCase	:			Tuple					=					Matrix(self.row   ,				self.column			)
     for r in range(self.row			):
        for c in range(self.column			):
           __UpperCamelCase	:			Optional[int]					=					self[r, c] + another[r, c]
     return result

  def __neg__(    self						:	Optional[int]			):
     """simple docstring"""

     __UpperCamelCase	:			str					=					Matrix(self.row   ,				self.column			)
     for r in range(self.row			):
        for c in range(self.column			):
           __UpperCamelCase	:			Any					=					-self[r, c]
     return result

  def __sub__(    self						:	Tuple   ,				lowerCamelCase__						:	Matrix			):
     """simple docstring"""

     return self + (-another)

  def __mul__(    self						:	Tuple   ,				lowerCamelCase__						:	int | float | Matrix			):
     """simple docstring"""

     if isinstance(lowerCamelCase__   ,				(int, float)			):  # Scalar multiplication
        __UpperCamelCase	:			List[str]					=					Matrix(self.row   ,				self.column			)
        for r in range(self.row			):
           for c in range(self.column			):
              __UpperCamelCase	:			Tuple					=					self[r, c] * another
        return result
     elif isinstance(lowerCamelCase__   ,				lowerCamelCase__			):  # Matrix multiplication
        assert self.column == another.row
        __UpperCamelCase	:			List[Any]					=					Matrix(self.row   ,				another.column			)
        for r in range(self.row			):
           for c in range(another.column			):
              for i in range(self.column			):
                 result[r, c] += self[r, i] * another[i, c]
        return result
     else:
        __UpperCamelCase	:			Any					=					f'Unsupported type given for another ({type(lowerCamelCase__			)})'
        raise TypeError(lowerCamelCase__			)

  def    a					(    self						:	Union[str, Any]			):
     """simple docstring"""

     __UpperCamelCase	:			Dict					=					Matrix(self.column   ,				self.row			)
     for r in range(self.row			):
        for c in range(self.column			):
           __UpperCamelCase	:			str					=					self[r, c]
     return result

  def    a					(    self						:	Any   ,				lowerCamelCase__						:	Matrix   ,				lowerCamelCase__						:	Matrix			):
     """simple docstring"""

     assert isinstance(lowerCamelCase__   ,				lowerCamelCase__			) and isinstance(lowerCamelCase__   ,				lowerCamelCase__			)
     assert self.row == self.column == u.row == v.row  # u, v should be column vector
     assert u.column == v.column == 1  # u, v should be column vector

     # Calculate
     __UpperCamelCase	:			Optional[int]					=					v.transpose()
     __UpperCamelCase	:			Tuple					=					(v_t * self * u)[0, 0] + 1
     if numerator_factor == 0:
        return None  # It's not invertable
     return self - ((self * u) * (v_t * self) * (1.0 / numerator_factor))


# Testing
if __name__ == "__main__":


       def 				__lowerCamelCase     (							)     ->  None:
          # a^(-1)
          __UpperCamelCase	:			str					=					Matrix(3					,							3					,							0							)
          for i in range(3							):
             __UpperCamelCase	:			List[str]					=					1
          print(f'a^(-1) is {ainv}'							)
          # u, v
          __UpperCamelCase	:			Any					=					Matrix(3					,							1					,							0							)
          __UpperCamelCase	,     __UpperCamelCase	,     __UpperCamelCase	:			Any					=					1, 2, -3
          __UpperCamelCase	:			int					=					Matrix(3					,							1					,							0							)
          __UpperCamelCase	,     __UpperCamelCase	,     __UpperCamelCase	:			Dict					=					4, -2, 5
          print(f'u is {u}'							)
          print(f'v is {v}'							)
          print(f'uv^T is {u * v.transpose()}'							)
          # Sherman Morrison
          print(f'(a + uv^T)^(-1) is {ainv.sherman_morrison(__lowerCAmelCase					,							__lowerCAmelCase							)}'							)


       def 				__lowerCamelCase     (							)     ->  None:
          import doctest

          doctest.testmod()



       testa()



