




"""simple docstring"""


import pytest

from datasets.utils.sharding import _distribute_shards, _number_of_shards_in_gen_kwargs, _split_gen_kwargs


@pytest.mark.parametrize(
    """kwargs, expected"""		,   [
        ({"""num_shards""": 0, """max_num_jobs""": 1}, []),
        ({"""num_shards""": 10, """max_num_jobs""": 1}, [range(10    )]),
        ({"""num_shards""": 10, """max_num_jobs""": 10}, [range(_UpperCAmelCase		,   i + 1    ) for i in range(10    )]),
        ({"""num_shards""": 1, """max_num_jobs""": 10}, [range(1    )]),
        ({"""num_shards""": 10, """max_num_jobs""": 3}, [range(0		,   4    ), range(4		,   7    ), range(7		,   10    )]),
        ({"""num_shards""": 3, """max_num_jobs""": 10}, [range(0		,   1    ), range(1		,   2    ), range(2		,   3    )]),
    ]		,   )
def 					UpperCAmelCase__       (snake_case__							:					Union[str, Any]		,   snake_case__							:					Dict    ):
  """simple docstring"""

  _snake_case							:		Tuple								=  _distribute_shards(**_UpperCAmelCase    )
  assert out == expected


@pytest.mark.parametrize(
    """gen_kwargs, max_num_jobs, expected"""		,   [
        ({"""foo""": 0}, 10, [{"""foo""": 0}]),
        ({"""shards""": [0, 1, 2, 3]}, 1, [{"""shards""": [0, 1, 2, 3]}]),
        ({"""shards""": [0, 1, 2, 3]}, 4, [{"""shards""": [0]}, {"""shards""": [1]}, {"""shards""": [2]}, {"""shards""": [3]}]),
        ({"""shards""": [0, 1]}, 4, [{"""shards""": [0]}, {"""shards""": [1]}]),
        ({"""shards""": [0, 1, 2, 3]}, 2, [{"""shards""": [0, 1]}, {"""shards""": [2, 3]}]),
    ]		,   )
def 					UpperCAmelCase__       (snake_case__							:					Tuple		,   snake_case__							:					List[Any]		,   snake_case__							:					Union[str, Any]    ):
  """simple docstring"""

  _snake_case							:		List[str]								=  _split_gen_kwargs(_UpperCAmelCase		,   _UpperCAmelCase    )
  assert out == expected






@pytest.mark.parametrize(
    """gen_kwargs, expected"""		,   [
        ({"""foo""": 0}, 1),
        ({"""shards""": [0]}, 1),
        ({"""shards""": [0, 1, 2, 3]}, 4),
        ({"""shards""": [0, 1, 2, 3], """foo""": 0}, 4),
        ({"""shards""": [0, 1, 2, 3], """other""": (0, 1)}, 4),
        ({"""shards""": [0, 1, 2, 3], """shards2""": [0, 1]}, RuntimeError),
    ]		,   )
def 					UpperCAmelCase__       (snake_case__							:					Optional[Any]		,   snake_case__							:					List[Any]    ):
  """simple docstring"""

  if expected is RuntimeError:
    with pytest.raises(_UpperCAmelCase    ):
      _number_of_shards_in_gen_kwargs(_UpperCAmelCase    )
  else:
    _snake_case							:		Dict								=  _number_of_shards_in_gen_kwargs(_UpperCAmelCase    )
    assert out == expected






'''simple docstring'''







from __future__ import annotations







class A__       :






      def __init__( self			:Union[str, Any]     ,						SCREAMING_SNAKE_CASE			:str     ,						SCREAMING_SNAKE_CASE			:str	)       ->					Optional[int]:




             '''simple docstring'''
             _a					,    _a    : List[str]     					=text, pattern
             _a					,    _a    : Union[str, Any]     					=len(SCREAMING_SNAKE_CASE	), len(SCREAMING_SNAKE_CASE	)






      def __UpperCAmelCase       ( self			:Optional[int]     ,						SCREAMING_SNAKE_CASE			:str	)       ->					int:




             '''simple docstring'''

             for i in range(self.patLen - 1     ,						-1     ,						-1	):
                    if char == self.pattern[i]:
                           return i
             return -1






      def __UpperCAmelCase       ( self			:Union[str, Any]     ,						SCREAMING_SNAKE_CASE			:int	)       ->					int:




             '''simple docstring'''

             for i in range(self.patLen - 1     ,						-1     ,						-1	):
                    if self.pattern[i] != self.text[current_pos + i]:
                           return current_pos + i
             return -1






      def __UpperCAmelCase       ( self			:Union[str, Any]	)       ->					list[int]:




             '''simple docstring'''
             # searches pattern in text and returns index positions
             _a    : Union[str, Any]     					=[]
             for i in range(self.textLen - self.patLen + 1	):
                    _a    : Any     					=self.mismatch_in_text(SCREAMING_SNAKE_CASE	)
                    if mismatch_index == -1:
                           positions.append(SCREAMING_SNAKE_CASE	)
                    else:
                           _a    : int     					=self.match_in_pattern(self.text[mismatch_index]	)
                           _a    : List[str]     					=(
                               mismatch_index - match_index
                           )  # shifting index lgtm [py/multiple-definition]
             return positions

A__:    Any					    =       '''ABAABA'''
A__:    int					    =       '''AB'''
A__:    Optional[int]					    =       BoyerMooreSearch(text, pattern)
A__:    Optional[Any]					    =       bms.bad_character_heuristic()

if len(positions) == 0:
   print('''No match found''')
else:
   print('''Pattern found in following positions: ''')
   print(positions)


