import json
import os
import re
import shutil
import tempfile
import unittest
from typing import Tuple

from transformers import AddedToken, BatchEncoding, ByTaTokenizer
from transformers.utils import cached_property, is_tf_available, is_torch_available

from ...test_tokenization_common import TokenizerTesterMixin


if is_torch_available():
			A__           =							"""pt"""
elif is_tf_available():
			A__           =							"""tf"""
else:
			A__           =							"""jax"""
class   _lowerCAmelCase		(     __SCREAMING_SNAKE_CASE      ,   unittest.TestCase				):
							_UpperCAmelCase						    =     ByTaTokenizer
							_UpperCAmelCase						    =     False







							def 				snake_case  (				self     :    Dict		):
										super().setUp()
										lowerCamelCase						:Optional[Any]						  =     ByTaTokenizer()
										tokenizer.save_pretrained(self.tmpdirname		)







							@cached_property
							def 				snake_case  (				self     :    Dict		):
										return ByTaTokenizer.from_pretrained('''google/byt5-small'''		)







							def 				snake_case  (				self     :    Any	,					**__snake_case     :    List[Any]		):
										return self.tokenizer_class.from_pretrained(self.tmpdirname	,					**__snake_case		)







							def 				snake_case  (				self     :    Optional[int]	,					__snake_case     :    Union[str, Any]	,					__snake_case     :    int=False	,					__snake_case     :    Union[str, Any]=20	,					__snake_case     :    Tuple=5		):
										# XXX The default common tokenizer tests assume that every ID is decodable on its own.
										# This assumption is invalid for ByT5 because single bytes might not be
										# valid utf-8 (byte 128 for instance).
										# Here we're overriding the smallest possible method to provide
										# a clean sequence without making the same assumption.

										lowerCamelCase						:Optional[int]						  =     []
										for i in range(len(__snake_case		)		):
													try:
																lowerCamelCase						:List[Any]						  =     tokenizer.decode([i]	,					clean_up_tokenization_spaces=__snake_case		)
													except UnicodeDecodeError:
																pass
													toks.append((i, tok)		)

										lowerCamelCase						:Optional[int]						  =     list(filter(lambda __snake_case		: re.match(R'''^[ a-zA-Z]+$'''	,					t[1]		)	,					__snake_case		)		)
										lowerCamelCase						:List[str]						  =     list(filter(lambda __snake_case		: [t[0]] == tokenizer.encode(t[1]	,					add_special_tokens=__snake_case		)	,					__snake_case		)		)
										if max_length is not None and len(__snake_case		) > max_length:
													lowerCamelCase						:List[Any]						  =     toks[:max_length]
										if min_length is not None and len(__snake_case		) < min_length and len(__snake_case		) > 0:
													while len(__snake_case		) < min_length:
																lowerCamelCase						:Optional[int]						  =     toks + toks
        # toks_str = [t[1] for t in toks]
										lowerCamelCase						:List[str]						  =     [t[0] for t in toks]

										# Ensure consistency
										lowerCamelCase						:Any						  =     tokenizer.decode(__snake_case	,					clean_up_tokenization_spaces=__snake_case		)
										if " " not in output_txt and len(__snake_case		) > 1:
													lowerCamelCase						:List[str]						  =     (
													    tokenizer.decode([toks_ids[0]]	,					clean_up_tokenization_spaces=__snake_case		)
													    + ''' '''
													    + tokenizer.decode(toks_ids[1:]	,					clean_up_tokenization_spaces=__snake_case		)
													)
										if with_prefix_space:
													lowerCamelCase						:List[str]						  =     ''' ''' + output_txt
										lowerCamelCase						:Optional[int]						  =     tokenizer.encode(__snake_case	,					add_special_tokens=__snake_case		)
										return output_txt, output_ids







							def 				snake_case  (				self     :    List[str]		):
										lowerCamelCase						:List[str]						  =     self.ta_base_tokenizer
										lowerCamelCase						:List[str]						  =     tokenizer(['''hi</s>''', '''I went to the gym</s>''', '''</s>''']		)
										lowerCamelCase						:Optional[int]						  =     tokenizer(['''hi''', '''I went to the gym''', '''''']		)
										self.assertListEqual(batch_with_eos_added['''input_ids''']	,					batch_without_eos_added['''input_ids''']		)







							def 				snake_case  (				self     :    Optional[int]		):
										lowerCamelCase						:Union[str, Any]						  =     self.ta_base_tokenizer
										lowerCamelCase						:Union[str, Any]						  =     '''Unicode €.'''
										lowerCamelCase						:Optional[Any]						  =     tokenizer(__snake_case		)
										lowerCamelCase						:Union[str, Any]						  =     [88, 113, 108, 102, 114, 103, 104, 35, 229, 133, 175, 49, 1]
										self.assertEqual(encoded['''input_ids''']	,					__snake_case		)

										# decoding
										lowerCamelCase						:Union[str, Any]						  =     tokenizer.decode(__snake_case		)
										self.assertEqual(__snake_case	,					'''Unicode €.</s>'''		)

										lowerCamelCase						:str						  =     tokenizer('''e è é ê ë'''		)
										lowerCamelCase						:Dict						  =     [104, 35, 198, 171, 35, 198, 172, 35, 198, 173, 35, 198, 174, 1]
										self.assertEqual(encoded['''input_ids''']	,					__snake_case		)
										# decoding
										lowerCamelCase						:Optional[Any]						  =     tokenizer.decode(__snake_case		)
										self.assertEqual(__snake_case	,					'''e è é ê ë</s>'''		)

										# encode/decode, but with `encode` instead of `__call__`
										self.assertEqual(tokenizer.decode(tokenizer.encode('''e è é ê ë'''		)		)	,					'''e è é ê ë</s>'''		)







							def 				snake_case  (				self     :    Any		):
										lowerCamelCase						:Tuple						  =     self.ta_base_tokenizer
										lowerCamelCase						:Any						  =     ['''A long paragraph for summarization.''', '''Another paragraph for summarization.''']
										# fmt: off
										lowerCamelCase						:Optional[Any]						  =     [68, 35, 111, 114, 113, 106, 35, 115, 100, 117, 100, 106, 117, 100, 115, 107, 35, 105, 114, 117, 35, 118, 120, 112, 112, 100, 117, 108, 125, 100, 119, 108, 114, 113, 49, 1, 0]
										# fmt: on
										lowerCamelCase						:Any						  =     tokenizer(__snake_case	,					padding=__snake_case	,					return_tensors=__snake_case		)
										self.assertIsInstance(__snake_case	,					__snake_case		)

										if FRAMEWORK != "jax":
													lowerCamelCase						:str						  =     list(batch.input_ids.numpy()[0]		)
										else:
													lowerCamelCase						:Optional[int]						  =     list(batch.input_ids.tolist()[0]		)

										self.assertListEqual(__snake_case	,					__snake_case		)

										self.assertEqual((2, 37)	,					batch.input_ids.shape		)
										self.assertEqual((2, 37)	,					batch.attention_mask.shape		)







							def 				snake_case  (				self     :    Optional[Any]		):
										lowerCamelCase						:Optional[Any]						  =     self.ta_base_tokenizer
										lowerCamelCase						:Tuple						  =     ['''A long paragraph for summarization.''', '''Another paragraph for summarization.''']
										lowerCamelCase						:Tuple						  =     tokenizer(__snake_case	,					padding=__snake_case	,					return_tensors=__snake_case		)
										# check if input_ids are returned and no decoder_input_ids
										self.assertIn('''input_ids'''	,					__snake_case		)
										self.assertIn('''attention_mask'''	,					__snake_case		)
										self.assertNotIn('''decoder_input_ids'''	,					__snake_case		)
										self.assertNotIn('''decoder_attention_mask'''	,					__snake_case		)







							def 				snake_case  (				self     :    Optional[int]		):
										lowerCamelCase						:Dict						  =     self.ta_base_tokenizer
										lowerCamelCase						:int						  =     [
										    '''Summary of the text.''',
										    '''Another summary.''',
										]
										lowerCamelCase						:List[str]						  =     tokenizer(
										    text_target=__snake_case	,					max_length=32	,					padding='''max_length'''	,					truncation=__snake_case	,					return_tensors=__snake_case		)
										self.assertEqual(32	,					targets['''input_ids'''].shape[1]		)







							def 				snake_case  (				self     :    List[str]		):
										lowerCamelCase						:Union[str, Any]						  =     self.ta_base_tokenizer
										lowerCamelCase						:int						  =     ['''A long paragraph for summarization. </s>''']
										lowerCamelCase						:Tuple						  =     ['''Summary of the text. </s>''']
										# fmt: off
										lowerCamelCase						:Dict						  =     [68, 35, 111, 114, 113, 106, 35, 115, 100, 117, 100, 106, 117, 100, 115, 107, 35, 105, 114, 117, 35, 118, 120, 112, 112, 100, 117, 108, 125, 100, 119, 108, 114, 113, 49, 35, 1]
										lowerCamelCase						:Tuple						  =     [86, 120, 112, 112, 100, 117, 124, 35, 114, 105, 35, 119, 107, 104, 35, 119, 104, 123, 119, 49, 35, 1]
										# fmt: on

										lowerCamelCase						:Optional[int]						  =     tokenizer(__snake_case	,					text_target=__snake_case		)

										self.assertEqual(__snake_case	,					batch['''input_ids'''][0]		)
										self.assertEqual(__snake_case	,					batch['''labels'''][0]		)







							def 				snake_case  (				self     :    List[str]		):
										# safety check on max_len default value so we are sure the test works
										lowerCamelCase						:Tuple						  =     self.get_tokenizers()
										for tokenizer in tokenizers:
													with self.subTest(F"{tokenizer.__class__.__name__}"		):
																self.assertNotEqual(tokenizer.model_max_length	,					42		)

        # Now let's start the test
										lowerCamelCase						:List[Any]						  =     self.get_tokenizers()
										for tokenizer in tokenizers:
													with self.subTest(F"{tokenizer.__class__.__name__}"		):
																# Isolate this from the other tests because we save additional tokens/etc
																lowerCamelCase						:List[Any]						  =     tempfile.mkdtemp()

																lowerCamelCase						:Optional[Any]						  =     ''' He is very happy, UNwant\u00E9d,running'''
																lowerCamelCase						:int						  =     tokenizer.encode(__snake_case	,					add_special_tokens=__snake_case		)
																tokenizer.save_pretrained(__snake_case		)

																lowerCamelCase						:int						  =     tokenizer.__class__.from_pretrained(__snake_case		)
																lowerCamelCase						:Optional[Any]						  =     after_tokenizer.encode(__snake_case	,					add_special_tokens=__snake_case		)
																self.assertListEqual(__snake_case	,					__snake_case		)

																shutil.rmtree(__snake_case		)

										lowerCamelCase						:Any						  =     self.get_tokenizers(model_max_length=42		)
										for tokenizer in tokenizers:
													with self.subTest(F"{tokenizer.__class__.__name__}"		):
																# Isolate this from the other tests because we save additional tokens/etc
																lowerCamelCase						:int						  =     tempfile.mkdtemp()

																lowerCamelCase						:Union[str, Any]						  =     ''' He is very happy, UNwant\u00E9d,running'''
																tokenizer.add_tokens(['''bim''', '''bambam''']		)
																lowerCamelCase						:List[Any]						  =     tokenizer.additional_special_tokens
																additional_special_tokens.append('''new_additional_special_token'''		)
																tokenizer.add_special_tokens({'''additional_special_tokens''': additional_special_tokens}		)
																lowerCamelCase						:int						  =     tokenizer.encode(__snake_case	,					add_special_tokens=__snake_case		)
																tokenizer.save_pretrained(__snake_case		)

																lowerCamelCase						:int						  =     tokenizer.__class__.from_pretrained(__snake_case		)
																lowerCamelCase						:Any						  =     after_tokenizer.encode(__snake_case	,					add_special_tokens=__snake_case		)
																self.assertListEqual(__snake_case	,					__snake_case		)
																self.assertIn('''new_additional_special_token'''	,					after_tokenizer.additional_special_tokens		)
																self.assertEqual(after_tokenizer.model_max_length	,					42		)

																lowerCamelCase						:Optional[int]						  =     tokenizer.__class__.from_pretrained(__snake_case	,					model_max_length=43		)
																self.assertEqual(tokenizer.model_max_length	,					43		)

																shutil.rmtree(__snake_case		)







							def 				snake_case  (				self     :    List[Any]		):
										lowerCamelCase						:Union[str, Any]						  =     []
										if self.test_slow_tokenizer:
													tokenizer_list.append((self.tokenizer_class, self.get_tokenizer())		)

										if self.test_rust_tokenizer:
													tokenizer_list.append((self.rust_tokenizer_class, self.get_rust_tokenizer())		)

										for tokenizer_class, tokenizer_utils in tokenizer_list:
													with tempfile.TemporaryDirectory() as tmp_dir:
																tokenizer_utils.save_pretrained(__snake_case		)

																with open(os.path.join(__snake_case	,					'''special_tokens_map.json'''		)	,					encoding='''utf-8'''		) as json_file:
																			lowerCamelCase						:List[Any]						  =     json.load(__snake_case		)

																with open(os.path.join(__snake_case	,					'''tokenizer_config.json'''		)	,					encoding='''utf-8'''		) as json_file:
																			lowerCamelCase						:Any						  =     json.load(__snake_case		)

																lowerCamelCase						:Optional[int]						  =     [F"<extra_id_{i}>" for i in range(125		)]

																lowerCamelCase						:Optional[Any]						  =     added_tokens_extra_ids + [
																    '''an_additional_special_token'''
																]
																lowerCamelCase						:Union[str, Any]						  =     added_tokens_extra_ids + [
																    '''an_additional_special_token'''
																]

																with open(os.path.join(__snake_case	,					'''special_tokens_map.json'''		)	,					'''w'''	,					encoding='''utf-8'''		) as outfile:
																			json.dump(__snake_case	,					__snake_case		)
																with open(os.path.join(__snake_case	,					'''tokenizer_config.json'''		)	,					'''w'''	,					encoding='''utf-8'''		) as outfile:
																			json.dump(__snake_case	,					__snake_case		)

																# the following checks allow us to verify that our test works as expected, i.e. that the tokenizer takes
																# into account the new value of additional_special_tokens given in the "tokenizer_config.json" and
																# "special_tokens_map.json" files
																lowerCamelCase						:List[Any]						  =     tokenizer_class.from_pretrained(
																    __snake_case	,					)
																self.assertIn(
																    '''an_additional_special_token'''	,					tokenizer_without_change_in_init.additional_special_tokens		)
																# self.assertIn("an_additional_special_token",tokenizer_without_change_in_init.get_vocab()) # ByT5Tokenization no vocab
																self.assertEqual(
																    ['''an_additional_special_token''']	,					tokenizer_without_change_in_init.convert_ids_to_tokens(
																        tokenizer_without_change_in_init.convert_tokens_to_ids(['''an_additional_special_token''']		)		)	,					)

																# Now we test that we can change the value of additional_special_tokens in the from_pretrained
																lowerCamelCase						:Any						  =     added_tokens_extra_ids + [AddedToken('''a_new_additional_special_token'''	,					lstrip=__snake_case		)]
																lowerCamelCase						:Optional[int]						  =     tokenizer_class.from_pretrained(
																    __snake_case	,					additional_special_tokens=__snake_case	,					)

																self.assertIn('''a_new_additional_special_token'''	,					tokenizer.additional_special_tokens		)
																self.assertEqual(
																    ['''a_new_additional_special_token''']	,					tokenizer.convert_ids_to_tokens(
																        tokenizer.convert_tokens_to_ids(['''a_new_additional_special_token''']		)		)	,					)







							def 				snake_case  (				self     :    Optional[int]		):
										lowerCamelCase						:Any						  =     []
										if self.test_slow_tokenizer:
													tokenizer_list.append((self.tokenizer_class, self.get_tokenizer())		)

										if self.test_rust_tokenizer:
													tokenizer_list.append((self.rust_tokenizer_class, self.get_rust_tokenizer())		)

										for tokenizer_class, tokenizer_utils in tokenizer_list:
													with tempfile.TemporaryDirectory() as tmp_dir:
																tokenizer_utils.save_pretrained(__snake_case		)

																lowerCamelCase						:Tuple						  =     tokenizer_class.from_pretrained(__snake_case		)

																self.assertTrue(tokenizer.decode([255]		) == ''''''		)







							def 				snake_case  (				self     :    Tuple		):
										pass







							def 				snake_case  (				self     :    Dict		):
										pass







							def 				snake_case  (				self     :    Optional[Any]		):
										pass







							def 				snake_case  (				self     :    Union[str, Any]		):
										pass







							def 				snake_case  (				self     :    int		):
										# The default common tokenizer tests uses invalid tokens for ByT5 that can only accept one-character strings
										# and special added tokens as tokens
										lowerCamelCase						:Any						  =     self.get_tokenizers(fast=__snake_case	,					do_lower_case=__snake_case		)
										for tokenizer in tokenizers:
													with self.subTest(F"{tokenizer.__class__.__name__}"		):
																lowerCamelCase						:str						  =     ['''t''', '''h''', '''i''', '''s''', ''' ''', '''i''', '''s''', ''' ''', '''a''', ''' ''', '''t''', '''e''', '''x''', '''t''', '''</s>''']
																lowerCamelCase						:Tuple						  =     tokenizer.convert_tokens_to_string(__snake_case		)

																self.assertIsInstance(__snake_case	,					__snake_case		)







							def 				snake_case  (				self     :    Tuple		):
										lowerCamelCase						:Optional[int]						  =     self.get_tokenizers()
										for tokenizer in tokenizers:
													with self.subTest(F"{tokenizer.__class__.__name__}"		):
																lowerCamelCase						:Union[str, Any]						  =     [
																    '''bos_token''',
																    '''eos_token''',
																    '''unk_token''',
																    '''sep_token''',
																    '''pad_token''',
																    '''cls_token''',
																    '''mask_token''',
																]

																lowerCamelCase						:Dict						  =     0
																lowerCamelCase						:List[Any]						  =     tokenizer.convert_ids_to_tokens(
																    __snake_case	,					skip_special_tokens=__snake_case		)

																for attr in attributes_list:
																			setattr(__snake_case	,					attr + '''_id'''	,					__snake_case		)
																			self.assertEqual(getattr(__snake_case	,					__snake_case		)	,					__snake_case		)
																			self.assertEqual(getattr(__snake_case	,					attr + '''_id'''		)	,					__snake_case		)

																			setattr(__snake_case	,					attr + '''_id'''	,					__snake_case		)
																			self.assertEqual(getattr(__snake_case	,					__snake_case		)	,					__snake_case		)
																			self.assertEqual(getattr(__snake_case	,					attr + '''_id'''		)	,					__snake_case		)

																setattr(__snake_case	,					'''additional_special_tokens_ids'''	,					[]		)
																self.assertListEqual(getattr(__snake_case	,					'''additional_special_tokens'''		)	,					[]		)
																self.assertListEqual(getattr(__snake_case	,					'''additional_special_tokens_ids'''		)	,					[]		)

																setattr(__snake_case	,					'''additional_special_tokens_ids'''	,					[token_id_to_test_setters]		)
																self.assertListEqual(getattr(__snake_case	,					'''additional_special_tokens'''		)	,					[token_to_test_setters]		)
																self.assertListEqual(getattr(__snake_case	,					'''additional_special_tokens_ids'''		)	,					[token_id_to_test_setters]		)




def  _lowerCamelCase					(   a_				: list):

			if not grid or not grid[0]:
						raise TypeError('''The grid does not contain the appropriate information''')

			for cell_n in range(1						,			len(grid[0])):
						grid[0][cell_n] += grid[0][cell_n - 1]
			lowerCamelCase						:Any						  =     grid[0]

			for row_n in range(1						,			len(a_)):
						lowerCamelCase						:List[str]						  =     grid[row_n]
						lowerCamelCase						:Union[str, Any]						  =     fill_row(a_						,			a_)
						lowerCamelCase						:List[Any]						  =     grid[row_n]

			return grid[-1][-1]





def  _lowerCamelCase					(   a_				: list						,			a_				: list):
			current_row[0] += row_above[0]
			for cell_n in range(1						,			len(a_)):
						current_row[cell_n] += min(current_row[cell_n - 1]						,			row_above[cell_n])

			return current_row


if __name__ == "__main__":
			import doctest

			doctest.testmod()



