
"""simple docstring"""



import unittest

import numpy as np
import torch

from .utils_summarization import build_mask, compute_token_type_ids, process_story, truncate_or_pad
class        _SCREAMING_SNAKE_CASE  (  unittest.TestCase							):






				'''simple docstring'''



				def 				__lowerCamelCase	(					self	:			Any  )		->  Dict:







											"""simple docstring"""




											_lowerCAmelCase  	=			10


				def 				__lowerCamelCase	(					self	:			List[Any]  )		->  Optional[int]:







											"""simple docstring"""




											_lowerCAmelCase  	=			[1, 2, 3, 4]
											_lowerCAmelCase  	=			[1, 2, 3, 4, 0, 0, 0, 0, 0, 0]
											self.assertEqual(truncate_or_pad(UpperCAmelCase_				,     self.block_size				,     0  )				,     UpperCAmelCase_  )


				def 				__lowerCamelCase	(					self	:			Optional[int]  )		->  int:







											"""simple docstring"""




											_lowerCAmelCase  	=			[1, 2, 3, 4, 5, 6, 7, 8, 9, 10]
											_lowerCAmelCase  	=			[1, 2, 3, 4, 5, 6, 7, 8, 9, 10]
											self.assertEqual(truncate_or_pad(UpperCAmelCase_				,     self.block_size				,     0  )				,     UpperCAmelCase_  )


				def 				__lowerCamelCase	(					self	:			List[Any]  )		->  int:







											"""simple docstring"""




											_lowerCAmelCase  	=			[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13]
											_lowerCAmelCase  	=			[1, 2, 3, 4, 5, 6, 7, 8, 9, 10]
											self.assertEqual(truncate_or_pad(UpperCAmelCase_				,     self.block_size				,     0  )				,     UpperCAmelCase_  )


				def 				__lowerCamelCase	(					self	:			str  )		->  Optional[int]:







											"""simple docstring"""




											_lowerCAmelCase  	=			'It was the year of Our Lord one thousand seven hundred and\n        seventy-five.\n\nSpiritual revelations were conceded to England at that\n        favoured period, as at this.'
											_lowerCAmelCase	,		_lowerCAmelCase  	=			process_story(UpperCAmelCase_  )
											self.assertEqual(UpperCAmelCase_				,     []  )


				def 				__lowerCamelCase	(					self	:			Dict  )		->  Union[str, Any]:







											"""simple docstring"""




											_lowerCAmelCase  	=			''
											_lowerCAmelCase	,		_lowerCAmelCase  	=			process_story(UpperCAmelCase_  )
											self.assertEqual(UpperCAmelCase_				,     []  )
											self.assertEqual(UpperCAmelCase_				,     []  )


				def 				__lowerCamelCase	(					self	:			Optional[int]  )		->  List[str]:







											"""simple docstring"""




											_lowerCAmelCase  	=			(
											    'It was the year of Our Lord one thousand seven hundred and '
											    'seventy-five\n\nSpiritual revelations were conceded to England '
											    'at that favoured period, as at this.\n@highlight\n\nIt was the best of times'
											)
											_lowerCAmelCase	,		_lowerCAmelCase  	=			process_story(UpperCAmelCase_  )

											_lowerCAmelCase  	=			[
											    'It was the year of Our Lord one thousand seven hundred and seventy-five.',
											    'Spiritual revelations were conceded to England at that favoured period, as at this.',
											]
											self.assertEqual(UpperCAmelCase_				,     UpperCAmelCase_  )

											_lowerCAmelCase  	=			['It was the best of times.']
											self.assertEqual(UpperCAmelCase_				,     UpperCAmelCase_  )


				def 				__lowerCamelCase	(					self	:			List[str]  )		->  int:







											"""simple docstring"""




											_lowerCAmelCase  	=			torch.tensor([1, 2, 3, 4]  )
											_lowerCAmelCase  	=			torch.tensor([1, 1, 1, 1]  )
											np.testing.assert_array_equal(build_mask(UpperCAmelCase_				,     0  ).numpy()				,     expected.numpy()  )


				def 				__lowerCamelCase	(					self	:			int  )		->  str:







											"""simple docstring"""




											_lowerCAmelCase  	=			torch.tensor([1, 2, 3, 4, 23, 23, 23]  )
											_lowerCAmelCase  	=			torch.tensor([1, 1, 1, 1, 0, 0, 0]  )
											np.testing.assert_array_equal(build_mask(UpperCAmelCase_				,     23  ).numpy()				,     expected.numpy()  )


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







											"""simple docstring"""




											_lowerCAmelCase  	=			torch.tensor([8, 2, 3, 4, 1, 1, 1]  )
											_lowerCAmelCase  	=			torch.tensor([1, 1, 1, 1, 0, 0, 0]  )
											np.testing.assert_array_equal(build_mask(UpperCAmelCase_				,     1  ).numpy()				,     expected.numpy()  )







				def 				__lowerCamelCase	(					self	:			str  )		->  int:







											"""simple docstring"""




											_lowerCAmelCase  	=			101
											_lowerCAmelCase  	=			torch.tensor([[1, 2, 3, 4, 5, 6], [1, 2, 3, 101, 5, 6], [1, 101, 3, 4, 101, 6]]  )
											_lowerCAmelCase  	=			torch.tensor([[1, 1, 1, 1, 1, 1], [1, 1, 1, 0, 0, 0], [1, 0, 0, 0, 1, 1]]  )

											_lowerCAmelCase  	=			compute_token_type_ids(UpperCAmelCase_				,     UpperCAmelCase_  )
											np.testing.assert_array_equal(UpperCAmelCase_				,     UpperCAmelCase_  )








"""simple docstring"""



def 	__snake_case  (    SCREAMING_SNAKE_CASE:					str						):






							"""simple docstring"""



							_lowerCAmelCase  	=			0

							# if input_string is "aba" than new_input_string become "a|b|a"
							_lowerCAmelCase  	=			''
							_lowerCAmelCase  	=			''

							# append each character + "|" in new_string for range(0, length-1)
							for i in input_string[: len(SCREAMING_SNAKE_CASE						) - 1]:
														new_input_string += i + "|"
							# append last character
							new_input_string += input_string[-1]

							# we will store the starting and ending of previous furthest ending palindromic
							# substring
							_lowerCAmelCase	,		_lowerCAmelCase  	=			0, 0

							# length[i] shows the length of palindromic substring with center i
							_lowerCAmelCase  	=			[1 for i in range(len(SCREAMING_SNAKE_CASE						)						)]

							# for each character in new_string find corresponding palindromic string
							_lowerCAmelCase  	=			0
							for j in range(len(SCREAMING_SNAKE_CASE						)						):
														_lowerCAmelCase  	=			1 if j > r else min(length[l + r - j] // 2     ,  r - j + 1						)
														while (
														    j - k >= 0
														    and j + k < len(SCREAMING_SNAKE_CASE						)
														    and new_input_string[k + j] == new_input_string[j - k]
														):
																					k += 1

														_lowerCAmelCase  	=			2 * k - 1

														# does this string is ending after the previously explored end (that is r) ?
														# if yes the update the new r to the last index of this
														if j + k - 1 > r:
																					_lowerCAmelCase  	=			j - k + 1  # noqa: E741
																					_lowerCAmelCase  	=			j + k - 1

														# update max_length and start position
														if max_length < length[j]:
																					_lowerCAmelCase  	=			length[j]
																					_lowerCAmelCase  	=			j

    # create that string
							_lowerCAmelCase  	=			new_input_string[start - max_length // 2 : start + max_length // 2 + 1]
							for i in s:
														if i != "|":
																					output_string += i

							return output_string


if __name__ == "__main__":
	import doctest

	doctest.testmod()






