





'''simple docstring'''







import logging
import os
import threading
import time


try:
					import warnings
except ImportError:
					snake_case_     :       Union[str, Any]						=  None

try:
					import msvcrt
except ImportError:
					snake_case_     :       Optional[Any]						=  None

try:
					import fcntl
except ImportError:
					snake_case_     :       int						=  None


# Backward compatibility
# ------------------------------------------------
try:
					TimeoutError
except NameError:
					snake_case_     :       int						=  OSError


# Data
# ------------------------------------------------
snake_case_     :       Optional[int]						=  [
    "Timeout",
    "BaseFileLock",
    "WindowsFileLock",
    "UnixFileLock",
    "SoftFileLock",
    "FileLock",
]

snake_case_     :       int						=  "3.0.12"


snake_case_     :       Optional[Any]						=  None





def        lowerCamelCase_      (  ) ->	str:
						global _logger
						UpperCAmelCase_			:      Any     						=  _logger or logging.getLogger(__name__   )
						return _logger


class 					__a      (lowerCamelCase     ):

							def __init__(							self							:     int       ,     __magic_name__							:     List[str]   )					->       Union[str, Any]:







													"""simple docstring"""
													UpperCAmelCase_			:      int     						=  lock_file
													return None



							def __str__(							self							:     List[str]   )					->       Any:







													"""simple docstring"""
													UpperCAmelCase_			:      Tuple     						=  F"""The file lock '{self.lock_file}' could not be acquired."""
													return temp





class 					__a      :

							def __init__(							self							:     Optional[int]       ,     __magic_name__							:     Optional[int]   )					->       Optional[int]:







													"""simple docstring"""
													UpperCAmelCase_			:      Tuple     						=  lock
													return None

							def __enter__(							self							:     Union[str, Any]   )					->       Optional[Any]:







													"""simple docstring"""
													return self.lock



							def __exit__(							self							:     str       ,     __magic_name__							:     Dict       ,     __magic_name__							:     Tuple       ,     __magic_name__							:     Tuple   )					->       Dict:







													"""simple docstring"""
													self.lock.release()
													return None





class 					__a      :

							def __init__(							self							:     Union[str, Any]       ,     __magic_name__							:     Union[str, Any]       ,     __magic_name__							:     str=-1       ,     __magic_name__							:     Dict=None   )					->       Any:







													"""simple docstring"""
													UpperCAmelCase_			:      Optional[Any]     						=  max_filename_length if max_filename_length is not None else 2_55
													# Hash the filename if it's too long
													UpperCAmelCase_			:      List[Any]     						=  self.hash_filename_if_too_long(__magic_name__       ,     __magic_name__   )
													# The path to the lock file.
													UpperCAmelCase_			:      str     						=  lock_file

													# The file descriptor for the *_lock_file* as it is returned by the
													# os.open() function.
													# This file lock is only NOT None, if the object currently holds the
													# lock.
													UpperCAmelCase_			:      int     						=  None

													# The default timeout value.
													UpperCAmelCase_			:      Union[str, Any]     						=  timeout

													# We use this lock primarily for the lock counter.
													UpperCAmelCase_			:      Tuple     						=  threading.Lock()

													# The lock counter is used for implementing the nested locking
													# mechanism. Whenever the lock is acquired, the counter is increased and
													# the lock is only released, when this value is 0 again.
													UpperCAmelCase_			:      int     						=  0
													return None

							@property
							def     UpperCAmelCase__	(							self							:     List[Any]   )					->       Any:







													"""simple docstring"""
													return self._lock_file

							@property
							def     UpperCAmelCase__	(							self							:     List[Any]   )					->       List[Any]:







													"""simple docstring"""
													return self._timeout

							@timeout.setter
							def     UpperCAmelCase__	(							self							:     Optional[int]       ,     __magic_name__							:     str   )					->       List[str]:







													"""simple docstring"""
													UpperCAmelCase_			:      Dict     						=  float(__magic_name__   )
													return None

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







													"""simple docstring"""
													raise NotImplementedError()

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







													"""simple docstring"""
													raise NotImplementedError()

							@property
							def     UpperCAmelCase__	(							self							:     Dict   )					->       Optional[Any]:







													"""simple docstring"""
													return self._lock_file_fd is not None

							def     UpperCAmelCase__	(							self							:     Tuple       ,     __magic_name__							:     Optional[Any]=None       ,     __magic_name__							:     str=0.0_5   )					->       Optional[int]:







													"""simple docstring"""
													# Use the default timeout, if no timeout is provided.
													if timeout is None:
																			UpperCAmelCase_			:      Optional[Any]     						=  self.timeout

													# Increment the number right at the beginning.
													# We can still undo it, if something fails.
													with self._thread_lock:
																			self._lock_counter += 1

													UpperCAmelCase_			:      Optional[Any]     						=  id(self   )
													UpperCAmelCase_			:      List[str]     						=  self._lock_file
													UpperCAmelCase_			:      List[str]     						=  time.time()
													try:
																			while True:
																									with self._thread_lock:
																															if not self.is_locked:
																																					logger().debug(F"""Attempting to acquire lock {lock_id} on {lock_filename}"""   )
																																					self._acquire()

																									if self.is_locked:
																															logger().debug(F"""Lock {lock_id} acquired on {lock_filename}"""   )
																															break
																									elif timeout >= 0 and time.time() - start_time > timeout:
																															logger().debug(F"""Timeout on acquiring lock {lock_id} on {lock_filename}"""   )
																															raise Timeout(self._lock_file   )
																									else:
																															logger().debug(
																															    F"""Lock {lock_id} not acquired on {lock_filename}, waiting {poll_intervall} seconds ..."""   )
																															time.sleep(__magic_name__   )
													except:  # noqa
																			# Something did go wrong, so decrement the counter.
																			with self._thread_lock:
																									UpperCAmelCase_			:      Optional[int]     						=  max(0       ,     self._lock_counter - 1   )

																			raise
													return _Acquire_ReturnProxy(lock=self   )

							def     UpperCAmelCase__	(							self							:     Optional[Any]       ,     __magic_name__							:     Optional[Any]=False   )					->       Tuple:







													"""simple docstring"""
													with self._thread_lock:
																			if self.is_locked:
																									self._lock_counter -= 1

																									if self._lock_counter == 0 or force:
																															UpperCAmelCase_			:      Optional[Any]     						=  id(self   )
																															UpperCAmelCase_			:      Any     						=  self._lock_file

																															logger().debug(F"""Attempting to release lock {lock_id} on {lock_filename}"""   )
																															self._release()
																															UpperCAmelCase_			:      Optional[Any]     						=  0
																															logger().debug(F"""Lock {lock_id} released on {lock_filename}"""   )

													return None

							def __enter__(							self							:     Any   )					->       int:







													"""simple docstring"""
													self.acquire()
													return self

							def __exit__(							self							:     Tuple       ,     __magic_name__							:     Dict       ,     __magic_name__							:     Optional[Any]       ,     __magic_name__							:     Dict   )					->       Dict:







													"""simple docstring"""
													self.release()
													return None

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







													"""simple docstring"""
													self.release(force=__magic_name__   )
													return None



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







													"""simple docstring"""
													UpperCAmelCase_			:      Any     						=  os.path.basename(__magic_name__   )
													if len(__magic_name__   ) > max_length and max_length > 0:
																			UpperCAmelCase_			:      Dict     						=  os.path.dirname(__magic_name__   )
																			UpperCAmelCase_			:      int     						=  str(hash(__magic_name__   )   )
																			UpperCAmelCase_			:      Any     						=  filename[: max_length - len(__magic_name__   ) - 8] + '''...''' + hashed_filename + '''.lock'''
																			return os.path.join(__magic_name__       ,     __magic_name__   )
													else:
																			return path





class 					__a      (lowerCamelCase     ):

							def __init__(							self							:     Optional[int]       ,     __magic_name__							:     int       ,     __magic_name__							:     Dict=-1       ,     __magic_name__							:     Tuple=None   )					->       Optional[int]:







													"""simple docstring"""
													from .file_utils import relative_to_absolute_path

													super().__init__(__magic_name__       ,     timeout=__magic_name__       ,     max_filename_length=__magic_name__   )
													UpperCAmelCase_			:      List[str]     						=  '''\\\\?\\''' + relative_to_absolute_path(self.lock_file   )

							def     UpperCAmelCase__	(							self							:     List[Any]   )					->       List[str]:







													"""simple docstring"""
													UpperCAmelCase_			:      str     						=  os.O_RDWR | os.O_CREAT | os.O_TRUNC

													try:
																			UpperCAmelCase_			:      Union[str, Any]     						=  os.open(self._lock_file       ,     __magic_name__   )
													except OSError:
																			pass
													else:
																			try:
																									msvcrt.locking(__magic_name__       ,     msvcrt.LK_NBLCK       ,     1   )
																			except OSError:
																									os.close(__magic_name__   )
																			else:
																									UpperCAmelCase_			:      Any     						=  fd
													return None



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







													"""simple docstring"""
													UpperCAmelCase_			:      Optional[int]     						=  self._lock_file_fd
													UpperCAmelCase_			:      Union[str, Any]     						=  None
													msvcrt.locking(__magic_name__       ,     msvcrt.LK_UNLCK       ,     1   )
													os.close(__magic_name__   )

													try:
																			os.remove(self._lock_file   )
													# Probably another instance of the application
													# that acquired the file lock.
													except OSError:
																			pass
													return None





class 					__a      (lowerCamelCase     ):

							def __init__(							self							:     List[Any]       ,     __magic_name__							:     Tuple       ,     __magic_name__							:     List[str]=-1       ,     __magic_name__							:     List[str]=None   )					->       Any:







													"""simple docstring"""
													UpperCAmelCase_			:      int     						=  os.statvfs(os.path.dirname(__magic_name__   )   ).f_namemax
													super().__init__(__magic_name__       ,     timeout=__magic_name__       ,     max_filename_length=__magic_name__   )

							def     UpperCAmelCase__	(							self							:     List[Any]   )					->       Any:







													"""simple docstring"""
													UpperCAmelCase_			:      str     						=  os.O_RDWR | os.O_CREAT | os.O_TRUNC
													UpperCAmelCase_			:      Union[str, Any]     						=  os.open(self._lock_file       ,     __magic_name__   )

													try:
																			fcntl.flock(__magic_name__       ,     fcntl.LOCK_EX | fcntl.LOCK_NB   )
													except OSError:
																			os.close(__magic_name__   )
													else:
																			UpperCAmelCase_			:      str     						=  fd
													return None



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







													"""simple docstring"""
													# Do not remove the lockfile:
													#
													#   https://github.com/benediktschmitt/py-filelock/issues/31
													#   https://stackoverflow.com/questions/17708885/flock-removing-locked-file-without-race-condition
													UpperCAmelCase_			:      Optional[int]     						=  self._lock_file_fd
													UpperCAmelCase_			:      List[Any]     						=  None
													fcntl.flock(__magic_name__       ,     fcntl.LOCK_UN   )
													os.close(__magic_name__   )
													return None





class 					__a      (lowerCamelCase     ):

							def     UpperCAmelCase__	(							self							:     Dict   )					->       Optional[Any]:







													"""simple docstring"""
													UpperCAmelCase_			:      List[str]     						=  os.O_WRONLY | os.O_CREAT | os.O_EXCL | os.O_TRUNC
													try:
																			UpperCAmelCase_			:      Tuple     						=  os.open(self._lock_file       ,     __magic_name__   )
													except OSError:
																			pass
													else:
																			UpperCAmelCase_			:      Optional[Any]     						=  fd
													return None



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







													"""simple docstring"""
													os.close(self._lock_file_fd   )
													UpperCAmelCase_			:      Tuple     						=  None

													try:
																			os.remove(self._lock_file   )
													# The file is already deleted and that's what we want.
													except OSError:
																			pass
													return None





snake_case_     :       List[str]						=  None

if msvcrt:
					snake_case_     :       int						=  WindowsFileLock
elif fcntl:
					snake_case_     :       Any						=  UnixFileLock
else:
					snake_case_     :       Dict						=  SoftFileLock

					if warnings is not None:
										warnings.warn("only soft file lock is available")












'''simple docstring'''







import json
import os
import unittest

from transformers.models.blenderbot_small.tokenization_blenderbot_small import (
    VOCAB_FILES_NAMES,
    BlenderbotSmallTokenizer,
)

from ...test_tokenization_common import TokenizerTesterMixin


class 					__a      (lowerCamelCase       ,		unittest.TestCase     ):
							__a					:   List[str]									=       BlenderbotSmallTokenizer
							__a					:   List[Any]									=       False

							def     UpperCAmelCase__	(							self							:     str   )					->       str:







													"""simple docstring"""
													super().setUp()

													UpperCAmelCase_			:      Tuple     						=  ['''__start__''', '''adapt''', '''act''', '''ap@@''', '''te''', '''__end__''', '''__unk__''']
													UpperCAmelCase_			:      Optional[Any]     						=  dict(zip(__magic_name__       ,     range(len(__magic_name__   )   )   )   )

													UpperCAmelCase_			:      int     						=  ['''#version: 0.2''', '''a p''', '''t e</w>''', '''ap t</w>''', '''a d''', '''ad apt</w>''', '''a c''', '''ac t</w>''', '''''']
													UpperCAmelCase_			:      Optional[Any]     						=  {'''unk_token''': '''__unk__''', '''bos_token''': '''__start__''', '''eos_token''': '''__end__'''}

													UpperCAmelCase_			:      Tuple     						=  os.path.join(self.tmpdirname       ,     VOCAB_FILES_NAMES['''vocab_file''']   )
													UpperCAmelCase_			:      Dict     						=  os.path.join(self.tmpdirname       ,     VOCAB_FILES_NAMES['''merges_file''']   )
													with open(self.vocab_file       ,     '''w'''       ,     encoding='''utf-8'''   ) as fp:
																			fp.write(json.dumps(__magic_name__   ) + '''\n'''   )
													with open(self.merges_file       ,     '''w'''       ,     encoding='''utf-8'''   ) as fp:
																			fp.write('''\n'''.join(__magic_name__   )   )

							def     UpperCAmelCase__	(							self							:     List[Any]       ,     **__magic_name__							:     Dict   )					->       Tuple:







													"""simple docstring"""
													kwargs.update(self.special_tokens_map   )
													return BlenderbotSmallTokenizer.from_pretrained(self.tmpdirname       ,     **__magic_name__   )

							def     UpperCAmelCase__	(							self							:     Optional[int]       ,     __magic_name__							:     List[str]   )					->       List[str]:







													"""simple docstring"""
													UpperCAmelCase_			:      str     						=  '''adapt act apte'''
													UpperCAmelCase_			:      Tuple     						=  '''adapt act apte'''
													return input_text, output_text

							def     UpperCAmelCase__	(							self							:     str   )					->       Any:







													"""simple docstring"""
													UpperCAmelCase_			:      str     						=  BlenderbotSmallTokenizer(self.vocab_file       ,     self.merges_file       ,     **self.special_tokens_map   )
													UpperCAmelCase_			:      List[Any]     						=  '''adapt act apte'''
													UpperCAmelCase_			:      Dict     						=  ['''adapt''', '''act''', '''ap@@''', '''te''']
													UpperCAmelCase_			:      Dict     						=  tokenizer.tokenize(__magic_name__   )
													self.assertListEqual(__magic_name__       ,     __magic_name__   )

													UpperCAmelCase_			:      Tuple     						=  [tokenizer.bos_token] + tokens + [tokenizer.eos_token]

													UpperCAmelCase_			:      Dict     						=  [0, 1, 2, 3, 4, 5]
													self.assertListEqual(tokenizer.convert_tokens_to_ids(__magic_name__   )       ,     __magic_name__   )

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







													"""simple docstring"""
													UpperCAmelCase_			:      List[Any]     						=  BlenderbotSmallTokenizer.from_pretrained('''facebook/blenderbot-90M'''   )
													assert tok('''sam'''   ).input_ids == [13_84]
													UpperCAmelCase_			:      Optional[int]     						=  '''I am a small frog.'''
													UpperCAmelCase_			:      List[str]     						=  tok([src_text]       ,     padding=__magic_name__       ,     truncation=__magic_name__   )['''input_ids''']
													UpperCAmelCase_			:      Dict     						=  tok.batch_decode(__magic_name__       ,     skip_special_tokens=__magic_name__       ,     clean_up_tokenization_spaces=__magic_name__   )[0]
													assert src_text != decoded  # I wish it did!
													assert decoded == "i am a small frog ."



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







													"""simple docstring"""
													UpperCAmelCase_			:      int     						=  BlenderbotSmallTokenizer.from_pretrained('''facebook/blenderbot-90M'''   )
													UpperCAmelCase_			:      List[Any]     						=  '''I am a small frog .'''
													UpperCAmelCase_			:      Any     						=  '''.'''
													UpperCAmelCase_			:      List[Any]     						=  tok(__magic_name__   )['''input_ids''']
													UpperCAmelCase_			:      Optional[int]     						=  tok(__magic_name__   )['''input_ids''']

													assert encoded[-1] == encoded_dot[0]





