
"""simple docstring"""





from dataclasses import dataclass, field
from typing import ClassVar, Dict

from ..features import Features, Sequence, Value
from .base import TaskTemplate


@dataclass(frozen=lowercase__      )
class A_	(lowercase__      ):




  '''simple docstring'''
  # `task` is not a ClassVar since we want it to be part of the `asdict` output for JSON serialization
  SCREAMING_SNAKE_CASE__			:						str       =		field(default="""question-answering-extractive"""				,metadata={"""include_in_asdict_even_if_is_default""": True}      )
  SCREAMING_SNAKE_CASE__			:						ClassVar[Features]       =		Features({"""question""": Value("""string"""      ), """context""": Value("""string"""      )}      )
  SCREAMING_SNAKE_CASE__			:						ClassVar[Features]       =		Features(
      {
          """answers""": Sequence(
              {
                  """text""": Value("""string"""      ),
                  """answer_start""": Value("""int32"""      ),
              }      )
      }      )
  SCREAMING_SNAKE_CASE__			:						str       =		"question"
  SCREAMING_SNAKE_CASE__			:						str       =		"context"
  SCREAMING_SNAKE_CASE__			:						str       =		"answers"







  @property
  def        UpperCamelCase__					(		self  ):

     """simple docstring"""
     return {self.question_column: "question", self.context_column: "context", self.answers_column: "answers"}



'''simple docstring'''




def 				snake_case__							(			_A:					str )    ->	list[int]:

		'''simple docstring'''


		lowerCAmelCase   					=  [0 for i in range(len(_A ) )]

		# initialize interval's left pointer and right pointer
		lowerCAmelCase					,     lowerCAmelCase   					=  0, 0

		for i in range(1      ,   len(_A ) ):
				# case when current index is inside the interval
				if i <= right_pointer:
						lowerCAmelCase   					=  min(right_pointer - i + 1      ,   z_result[i - left_pointer] )
						lowerCAmelCase   					=  min_edge

				while go_next(_A      ,   _A      ,   _A ):
						z_result[i] += 1

				# if new index's result gives us more right interval,
				# we've to update left_pointer and right_pointer
				if i + z_result[i] - 1 > right_pointer:
						lowerCAmelCase					,     lowerCAmelCase   					=  i, i + z_result[i] - 1

		return z_result






def 				snake_case__							(			_A:					int      ,   _A:					list[int]      ,   _A:					str )    ->	bool:

		'''simple docstring'''


		return i + z_result[i] < len(_A ) and s[z_result[i]] == s[i + z_result[i]]






def 				snake_case__							(			_A:					str      ,   _A:					str )    ->	int:

		'''simple docstring'''


		lowerCAmelCase   					=  0
		# concatenate 'pattern' and 'input_str' and call z_function
		# with concatenated string
		lowerCAmelCase   					=  z_function(pattern + input_str )

		for val in z_result:
				# if value is greater then length of the pattern string
				# that means this index is starting position of substring
				# which is equal to pattern string
				if val >= len(_A ):
						answer += 1

		return answer


if __name__ == "__main__":
						import doctest

						doctest.testmod()




