



import json
import os
import unittest

from transformers import HerbertTokenizer, HerbertTokenizerFast
from transformers.models.herbert.tokenization_herbert import VOCAB_FILES_NAMES
from transformers.testing_utils import get_tests_dir, require_tokenizers, slow

from ...test_tokenization_common import TokenizerTesterMixin



@require_tokenizers
class        __snake_case		(  UpperCamelCase_		,unittest.TestCase		):
							_a       =				HerbertTokenizer
							_a       =				HerbertTokenizerFast
							_a       =				True




							def      UpperCAmelCase__    ( self  : Dict):
									super().setUp()

									# Use a simpler test file without japanese/chinese characters
									with open(F"""{get_tests_dir()}/fixtures/sample_text_no_unicode.txt"""       ,       encoding='''utf-8''') as f_data:
											lowerCAmelCase_    :  Optional[int]             =				f_data.read().replace('''\n\n'''       ,       '''\n''').strip()

									lowerCAmelCase_    :  Dict             =				[
									    '''<s>''',
									    '''</s>''',
									    '''l''',
									    '''o''',
									    '''w''',
									    '''e''',
									    '''r''',
									    '''s''',
									    '''t''',
									    '''i''',
									    '''d''',
									    '''n''',
									    '''w</w>''',
									    '''r</w>''',
									    '''t</w>''',
									    '''lo''',
									    '''low''',
									    '''er</w>''',
									    '''low</w>''',
									    '''lowest</w>''',
									    '''newer</w>''',
									    '''wider</w>''',
									    ''',</w>''',
									    '''<unk>''',
									]
									lowerCAmelCase_    :  Union[str, Any]             =				dict(zip(A_       ,       range(len(A_))))
									lowerCAmelCase_    :  Any             =				['''l o 123''', '''lo w 1456''', '''e r</w> 1789''', '''''']

									lowerCAmelCase_    :  List[Any]             =				os.path.join(self.tmpdirname       ,       VOCAB_FILES_NAMES['''vocab_file'''])
									lowerCAmelCase_    :  Tuple             =				os.path.join(self.tmpdirname       ,       VOCAB_FILES_NAMES['''merges_file'''])
									with open(self.vocab_file       ,       '''w''') as fp:
											fp.write(json.dumps(A_))
									with open(self.merges_file       ,       '''w''') as fp:
											fp.write('''\n'''.join(A_))




							def      UpperCAmelCase__    ( self  : Any       ,       A_  : Tuple):
									lowerCAmelCase_    :  Dict             =				'''lower newer'''
									lowerCAmelCase_    :  List[str]             =				'''lower newer'''
									return input_text, output_text




							def      UpperCAmelCase__    ( self  : Optional[Any]):
									lowerCAmelCase_    :  List[Any]             =				self.tokenizer_class(vocab_file=self.vocab_file       ,       merges_file=self.merges_file)

									lowerCAmelCase_    :  Tuple             =				'''lower'''
									lowerCAmelCase_    :  str             =				['''low''', '''er</w>''']
									lowerCAmelCase_    :  Optional[Any]             =				tokenizer.tokenize(A_)
									self.assertListEqual(A_       ,       A_)

									lowerCAmelCase_    :  str             =				tokens + ['''<unk>''']
									lowerCAmelCase_    :  Dict             =				[1_6, 1_7, 2_3]
									self.assertListEqual(tokenizer.convert_tokens_to_ids(A_)       ,       A_)




							def      UpperCAmelCase__    ( self  : str):
									if not self.test_rust_tokenizer:
											return

									lowerCAmelCase_    :  Optional[Any]             =				self.get_tokenizer()
									lowerCAmelCase_    :  Union[str, Any]             =				self.get_rust_tokenizer()

									lowerCAmelCase_    :  Any             =				'''lower,newer'''

									lowerCAmelCase_    :  Optional[Any]             =				tokenizer.tokenize(A_)
									lowerCAmelCase_    :  List[str]             =				rust_tokenizer.tokenize(A_)
									self.assertListEqual(A_       ,       A_)

									lowerCAmelCase_    :  Dict             =				tokenizer.encode(A_       ,       add_special_tokens=A_)
									lowerCAmelCase_    :  Optional[int]             =				rust_tokenizer.encode(A_       ,       add_special_tokens=A_)
									self.assertListEqual(A_       ,       A_)

									lowerCAmelCase_    :  List[Any]             =				self.get_rust_tokenizer()
									lowerCAmelCase_    :  Tuple             =				tokenizer.encode(A_)
									lowerCAmelCase_    :  str             =				rust_tokenizer.encode(A_)
									self.assertListEqual(A_       ,       A_)







							@slow
							def      UpperCAmelCase__    ( self  : Any):
									lowerCAmelCase_    :  List[Any]             =				self.tokenizer_class.from_pretrained('''allegro/herbert-base-cased''')

									lowerCAmelCase_    :  str             =				tokenizer.encode('''konstruowanie sekwencji'''       ,       add_special_tokens=A_)
									lowerCAmelCase_    :  Optional[Any]             =				tokenizer.encode('''konstruowanie wielu sekwencji'''       ,       add_special_tokens=A_)

									lowerCAmelCase_    :  List[Any]             =				tokenizer.build_inputs_with_special_tokens(A_)
									lowerCAmelCase_    :  str             =				tokenizer.build_inputs_with_special_tokens(A_       ,       A_)

									assert encoded_sentence == [0] + text + [2]
									assert encoded_pair == [0] + text + [2] + text_a + [2]










from __future__ import annotations

from typing import Generic, TypeVar

A__						:						Dict          =      TypeVar('''T''')



class        __snake_case		(  Generic[T]		):




							def __init__( self  : List[Any]       ,       A_  : T):
									lowerCAmelCase_    :  Optional[Any]             =				data  # Assign data
									lowerCAmelCase_    :  Node[T] | None             =				None  # Initialize next as null
									lowerCAmelCase_    :  Node[T] | None             =				None  # Initialize prev as null





class        __snake_case		(  Generic[T]		):




							def __init__( self  : Union[str, Any]):
									lowerCAmelCase_    :  Node[T] | None             =				None




							def      UpperCAmelCase__    ( self  : List[str]       ,       A_  : T):
									if self.head is None:
											lowerCAmelCase_    :  List[Any]             =				Node(A_)
									else:
											lowerCAmelCase_    :  Tuple             =				Node(A_)
											lowerCAmelCase_    :  Optional[int]             =				new_node
											lowerCAmelCase_    :  Optional[int]             =				self.head
											lowerCAmelCase_    :  Optional[Any]             =				None
											lowerCAmelCase_    :  Dict             =				new_node




							def      UpperCAmelCase__    ( self  : List[str]):
									if self.head is None:
											return None
									else:
											assert self.head is not None
											lowerCAmelCase_    :  Tuple             =				self.head.data
											lowerCAmelCase_    :  Any             =				self.head.next
											if self.head is not None:
													lowerCAmelCase_    :  Optional[Any]             =				None
											return temp




							def      UpperCAmelCase__    ( self  : Union[str, Any]):
									return self.head.data if self.head is not None else None




							def __len__( self  : Dict):
									lowerCAmelCase_    :  List[str]             =				self.head
									lowerCAmelCase_    :  str             =				0
									while temp is not None:
											count += 1
											lowerCAmelCase_    :  Union[str, Any]             =				temp.next
									return count




							def      UpperCAmelCase__    ( self  : Dict):
									return self.head is None







							def      UpperCAmelCase__    ( self  : Dict):
									print('''stack elements are:''')
									lowerCAmelCase_    :  Optional[Any]             =				self.head
									while temp is not None:
											print(temp.data       ,       end='''->''')
											lowerCAmelCase_    :  List[str]             =				temp.next


# Code execution starts here
if __name__ == "__main__":
						# Start with the empty stack
						A__						:						Stack[int]          =      Stack()

						# Insert 4 at the beginning. So stack becomes 4->None
						print('''Stack operations using Doubly LinkedList''')
						stack.push(4)

						# Insert 5 at the beginning. So stack becomes 4->5->None
						stack.push(5)

						# Insert 6 at the beginning. So stack becomes 4->5->6->None
						stack.push(6)

						# Insert 7 at the beginning. So stack becomes 4->5->6->7->None
						stack.push(7)

						# Print the stack
						stack.print_stack()

						# Print the top element
						print('''\nTop element is ''', stack.top())

						# Print the stack size
						print('''Size of the stack is ''', len(stack))

						# pop the top element
						stack.pop()

						# pop the top element
						stack.pop()

						# two elements have now been popped off
						stack.print_stack()

						# Print True if the stack is empty else False
						print('''\nstack is empty:''', stack.is_empty())





