'''simple docstring'''






from numpy import exp, pi, sqrt






def   __UpperCAmelCase     (    a_:			List[str],   a_:			float = 0.0,   a_:			float = 1.0				):
   return 1 / sqrt(2 * pi * sigma**2				) * exp(-((x - mu) ** 2) / (2 * sigma**2)				)


if __name__ == "__main__":
     import doctest

     doctest.testmod()



import unittest

from transformers import BertGenerationTokenizer
from transformers.testing_utils import get_tests_dir, require_sentencepiece, require_torch, slow
from transformers.utils import cached_property

from ...test_tokenization_common import TokenizerTesterMixin


SCREAMING_SNAKE_CASE__					:     Optional[int]       =     '▁'

SCREAMING_SNAKE_CASE__					:     Optional[Any]       =     get_tests_dir('fixtures/test_sentencepiece.model')


@require_sentencepiece
class 		_SCREAMING_SNAKE_CASE     (						A							,	unittest.TestCase     ):
     __SCREAMING_SNAKE_CASE     					=    BertGenerationTokenizer
     __SCREAMING_SNAKE_CASE     					=    False
     __SCREAMING_SNAKE_CASE     					=    True


     def        __snake_case(  self    ):
       super().setUp()

       _UpperCAmelCase		:							Optional[int]							=     BertGenerationTokenizer(A_							,					keep_accents=A_    )
       tokenizer.save_pretrained(self.tmpdirname    )


     def        __snake_case(  self    ):
       _UpperCAmelCase		:							Optional[int]							=     """<s>"""
       _UpperCAmelCase		:							Any							=     1

       self.assertEqual(self.get_tokenizer()._convert_token_to_id(A_    )							,					A_    )
       self.assertEqual(self.get_tokenizer()._convert_id_to_token(A_    )							,					A_    )


     def        __snake_case(  self    ):
       _UpperCAmelCase		:							Optional[int]							=     list(self.get_tokenizer().get_vocab().keys()    )

       self.assertEqual(vocab_keys[0]							,					"""<unk>"""    )
       self.assertEqual(vocab_keys[1]							,					"""<s>"""    )
       self.assertEqual(vocab_keys[-1]							,					"""<pad>"""    )
       self.assertEqual(len(A_    )							,					10_02    )


     def        __snake_case(  self    ):
       self.assertEqual(self.get_tokenizer().vocab_size							,					10_00    )


     def        __snake_case(  self    ):
       _UpperCAmelCase		:							Union[str, Any]							=     BertGenerationTokenizer(A_							,					keep_accents=A_    )

       _UpperCAmelCase		:							List[Any]							=     tokenizer.tokenize("""This is a test"""    )
       self.assertListEqual(A_							,					["""▁This""", """▁is""", """▁a""", """▁t""", """est"""]    )

       self.assertListEqual(
           tokenizer.convert_tokens_to_ids(A_    )							,					[2_85, 46, 10, 1_70, 3_82]							,					)

       _UpperCAmelCase		:							int							=     tokenizer.tokenize("""I was born in 92000, and this is falsé."""    )
       self.assertListEqual(
           A_							,					[
               SPIECE_UNDERLINE + """I""",
               SPIECE_UNDERLINE + """was""",
               SPIECE_UNDERLINE + """b""",
               """or""",
               """n""",
               SPIECE_UNDERLINE + """in""",
               SPIECE_UNDERLINE + """""",
               """9""",
               """2""",
               """0""",
               """0""",
               """0""",
               """,""",
               SPIECE_UNDERLINE + """and""",
               SPIECE_UNDERLINE + """this""",
               SPIECE_UNDERLINE + """is""",
               SPIECE_UNDERLINE + """f""",
               """al""",
               """s""",
               """é""",
               """.""",
           ]							,					)
       _UpperCAmelCase		:							List[str]							=     tokenizer.convert_tokens_to_ids(A_    )
       self.assertListEqual(
           A_							,					[8, 21, 84, 55, 24, 19, 7, 0, 6_02, 3_47, 3_47, 3_47, 3, 12, 66, 46, 72, 80, 6, 0, 4]							,					)

       _UpperCAmelCase		:							Tuple							=     tokenizer.convert_ids_to_tokens(A_    )
       self.assertListEqual(
           A_							,					[
               SPIECE_UNDERLINE + """I""",
               SPIECE_UNDERLINE + """was""",
               SPIECE_UNDERLINE + """b""",
               """or""",
               """n""",
               SPIECE_UNDERLINE + """in""",
               SPIECE_UNDERLINE + """""",
               """<unk>""",
               """2""",
               """0""",
               """0""",
               """0""",
               """,""",
               SPIECE_UNDERLINE + """and""",
               SPIECE_UNDERLINE + """this""",
               SPIECE_UNDERLINE + """is""",
               SPIECE_UNDERLINE + """f""",
               """al""",
               """s""",
               """<unk>""",
               """.""",
           ]							,					)


     @cached_property
     def        __snake_case(  self    ):
       return BertGenerationTokenizer.from_pretrained("""google/bert_for_seq_generation_L-24_bbc_encoder"""    )


     @slow
     def        __snake_case(  self    ):
       _UpperCAmelCase		:							Optional[Any]							=     """Hello World!"""
       _UpperCAmelCase		:							str							=     [1_85_36, 22_60, 1_01]

       self.assertListEqual(A_							,					self.big_tokenizer.encode(A_    )    )


     @slow
     def        __snake_case(  self    ):
       _UpperCAmelCase		:							List[str]							=     (
           """This is a very long text with a lot of weird characters, such as: . , ~ ? ( ) \" [ ] ! : - . Also we will"""
           """ add words that should not exsist and be tokenized to <unk>, such as saoneuhaoesuth"""
       )
       _UpperCAmelCase		:							List[Any]							=     [
           8_71,
           4_19,
           3_58,
           9_46,
           9_91,
           25_21,
           4_52,
           3_58,
           13_57,
           3_87,
           77_51,
           35_36,
           1_12,
           9_85,
           4_56,
           1_26,
           8_65,
           9_38,
           54_00,
           57_34,
           4_58,
           13_68,
           4_67,
           7_86,
           24_62,
           52_46,
           11_59,
           6_33,
           8_65,
           45_19,
           4_57,
           5_82,
           8_52,
           25_57,
           4_27,
           9_16,
           5_08,
           4_05,
           3_43_24,
           4_97,
           3_91,
           4_08,
           1_13_42,
           12_44,
           3_85,
           1_00,
           9_38,
           9_85,
           4_56,
           5_74,
           3_62,
           1_25_97,
           32_00,
           31_29,
           11_72,
       ]

       self.assertListEqual(A_							,					self.big_tokenizer.encode(A_    )    )


     @require_torch
     @slow
     def        __snake_case(  self    ):
       import torch

       from transformers import BertGenerationConfig, BertGenerationEncoder

       # Build sequence
       _UpperCAmelCase		:							Optional[Any]							=     list(self.big_tokenizer.get_vocab().keys()    )[:10]
       _UpperCAmelCase		:							Tuple							=     """ """.join(A_    )
       _UpperCAmelCase		:							List[Any]							=     self.big_tokenizer.encode_plus(A_							,					return_tensors="""pt"""							,					return_token_type_ids=A_    )
       _UpperCAmelCase		:							Any							=     self.big_tokenizer.batch_encode_plus(
           [sequence + """ """ + sequence]							,					return_tensors="""pt"""							,					return_token_type_ids=A_    )

       _UpperCAmelCase		:							int							=     BertGenerationConfig()
       _UpperCAmelCase		:							Dict							=     BertGenerationEncoder(A_    )

       assert model.get_input_embeddings().weight.shape[0] >= self.big_tokenizer.vocab_size

       with torch.no_grad():
         model(**A_    )
         model(**A_    )




     @slow
     def        __snake_case(  self    ):
       # fmt: off
       _UpperCAmelCase		:							Optional[int]							=     {"""input_ids""": [[3_92_86, 4_58, 3_63_35, 20_01, 4_56, 1_30_73, 1_32_66, 4_55, 1_13, 77_46, 17_41, 1_11_57, 3_91, 1_30_73, 1_32_66, 4_55, 1_13, 39_67, 3_54_12, 1_13, 49_36, 1_09, 38_70, 23_77, 1_13, 3_00_84, 4_57_20, 4_58, 1_34, 1_74_96, 1_12, 5_03, 1_16_72, 1_13, 1_18, 1_12, 56_65, 1_33_47, 3_86_87, 1_12, 14_96, 3_13_89, 1_12, 32_68, 4_72_64, 1_34, 9_62, 1_12, 1_63_77, 80_35, 2_31_30, 4_30, 1_21_69, 1_55_18, 2_85_92, 4_58, 1_46, 4_16_97, 1_09, 3_91, 1_21_69, 1_55_18, 1_66_89, 4_58, 1_46, 4_13_58, 1_09, 4_52, 7_26, 40_34, 1_11, 7_63, 3_54_12, 50_82, 3_88, 19_03, 1_11, 90_51, 3_91, 28_70, 4_89_18, 19_00, 11_23, 5_50, 9_98, 1_12, 95_86, 1_59_85, 4_55, 3_91, 4_10, 2_29_55, 3_76_36, 1_14], [4_48, 1_74_96, 4_19, 36_63, 3_85, 7_63, 1_13, 2_75_33, 28_70, 32_83, 1_30_43, 16_39, 2_47_13, 5_23, 6_56, 2_40_13, 1_85_50, 25_21, 5_17, 2_70_14, 2_12_44, 4_20, 12_12, 14_65, 3_91, 9_27, 48_33, 3_88, 5_78, 1_17_86, 1_14, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], [4_84, 21_69, 76_87, 2_19_32, 1_81_46, 7_26, 3_63, 1_70_32, 33_91, 1_14, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]], """attention_mask""": [[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1], [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]]}  # noqa: E501
       # fmt: on

       self.tokenizer_integration_test_util(
           expected_encoding=A_							,					model_name="""google/bert_for_seq_generation_L-24_bbc_encoder"""							,					revision="""c817d1fd1be2ffa69431227a1fe320544943d4db"""							,					)





