
import logging
import os
import threading
import time


try:
							import warnings
except ImportError:
							lowercase__		:Optional[int]			  =   None

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

try:
							import fcntl
except ImportError:
							lowercase__		:Dict			  =   None


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


# Data
# ------------------------------------------------
lowercase__		:Dict			  =   [
    "Timeout",
    "BaseFileLock",
    "WindowsFileLock",
    "UnixFileLock",
    "SoftFileLock",
    "FileLock",
]

lowercase__		:Dict			  =   "3.0.12"


lowercase__		:Union[str, Any]			  =   None



def 	UpperCamelCase   (							):
					'''simple docstring'''
					global _logger
					lowercase						     =						_logger or logging.getLogger(__name__		)
					return _logger







class     lowercase		( SCREAMING_SNAKE_CASE__		):




							def __init__(    self       ,A__):
												lowercase						     =						lock_file
												return None





							def __str__(    self):
												lowercase						     =						f'The file lock \'{self.lock_file}\' could not be acquired.'
												return temp







class     lowercase		:




							def __init__(    self       ,A__):
												lowercase						     =						lock
												return None




							def __enter__(    self):
												return self.lock





							def __exit__(    self       ,A__       ,A__       ,A__):
												self.lock.release()
												return None







class     lowercase		:




							def __init__(    self       ,A__       ,A__=-1       ,A__=None):
												lowercase						     =						max_filename_length if max_filename_length is not None else 2_5_5
												# Hash the filename if it's too long
												lowercase						     =						self.hash_filename_if_too_long(A__       ,A__)
												# The path to the lock file.
												lowercase						     =						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.
												lowercase						     =						None

												# The default timeout value.
												lowercase						     =						timeout

												# We use this lock primarily for the lock counter.
												lowercase						     =						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.
												lowercase						     =						0
												return None




							@property
							def 			A__				(    self):
												return self._lock_file




							@property
							def 			A__				(    self):
												return self._timeout




							@timeout.setter
							def 			A__				(    self       ,A__):
												lowercase						     =						float(A__)
												return None




							def 			A__				(    self):
												raise NotImplementedError()




							def 			A__				(    self):
												raise NotImplementedError()




							@property
							def 			A__				(    self):
												return self._lock_file_fd is not None




							def 			A__				(    self       ,A__=None       ,A__=0.05):
												# Use the default timeout, if no timeout is provided.
												if timeout is None:
																	lowercase						     =						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

												lowercase						     =						id(self)
												lowercase						     =						self._lock_file
												lowercase						     =						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(A__)
												except:  # noqa
																	# Something did go wrong, so decrement the counter.
																	with self._thread_lock:
																						lowercase						     =						max(0       ,self._lock_counter - 1)

																	raise
												return _Acquire_ReturnProxy(lock=self)




							def 			A__				(    self       ,A__=False):
												with self._thread_lock:
																	if self.is_locked:
																						self._lock_counter -= 1

																						if self._lock_counter == 0 or force:
																											lowercase						     =						id(self)
																											lowercase						     =						self._lock_file

																											logger().debug(f'Attempting to release lock {lock_id} on {lock_filename}')
																											self._release()
																											lowercase						     =						0
																											logger().debug(f'Lock {lock_id} released on {lock_filename}')

												return None




							def __enter__(    self):
												self.acquire()
												return self




							def __exit__(    self       ,A__       ,A__       ,A__):
												self.release()
												return None




							def __del__(    self):
												self.release(force=A__)
												return None





							def 			A__				(    self       ,A__       ,A__):
												lowercase						     =						os.path.basename(A__)
												if len(A__) > max_length and max_length > 0:
																	lowercase						     =						os.path.dirname(A__)
																	lowercase						     =						str(hash(A__))
																	lowercase						     =						filename[: max_length - len(A__) - 8] + '''...''' + hashed_filename + '''.lock'''
																	return os.path.join(A__       ,A__)
												else:
																	return path







class     lowercase		( SCREAMING_SNAKE_CASE__		):




							def __init__(    self       ,A__       ,A__=-1       ,A__=None):
												from .file_utils import relative_to_absolute_path

												super().__init__(A__       ,timeout=A__       ,max_filename_length=A__)
												lowercase						     =						'''\\\\?\\''' + relative_to_absolute_path(self.lock_file)




							def 			A__				(    self):
												lowercase						     =						os.O_RDWR | os.O_CREAT | os.O_TRUNC

												try:
																	lowercase						     =						os.open(self._lock_file       ,A__)
												except OSError:
																	pass
												else:
																	try:
																						msvcrt.locking(A__       ,msvcrt.LK_NBLCK       ,1)
																	except OSError:
																						os.close(A__)
																	else:
																						lowercase						     =						fd
												return None





							def 			A__				(    self):
												lowercase						     =						self._lock_file_fd
												lowercase						     =						None
												msvcrt.locking(A__       ,msvcrt.LK_UNLCK       ,1)
												os.close(A__)

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







class     lowercase		( SCREAMING_SNAKE_CASE__		):




							def __init__(    self       ,A__       ,A__=-1       ,A__=None):
												lowercase						     =						os.statvfs(os.path.dirname(A__)).f_namemax
												super().__init__(A__       ,timeout=A__       ,max_filename_length=A__)




							def 			A__				(    self):
												lowercase						     =						os.O_RDWR | os.O_CREAT | os.O_TRUNC
												lowercase						     =						os.open(self._lock_file       ,A__)

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





							def 			A__				(    self):
												# 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
												lowercase						     =						self._lock_file_fd
												lowercase						     =						None
												fcntl.flock(A__       ,fcntl.LOCK_UN)
												os.close(A__)
												return None







class     lowercase		( SCREAMING_SNAKE_CASE__		):




							def 			A__				(    self):
												lowercase						     =						os.O_WRONLY | os.O_CREAT | os.O_EXCL | os.O_TRUNC
												try:
																	lowercase						     =						os.open(self._lock_file       ,A__)
												except OSError:
																	pass
												else:
																	lowercase						     =						fd
												return None





							def 			A__				(    self):
												os.close(self._lock_file_fd)
												lowercase						     =						None

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


lowercase__		:List[Any]			  =   None

if msvcrt:
							lowercase__		:Any			  =   WindowsFileLock
elif fcntl:
							lowercase__		:str			  =   UnixFileLock
else:
							lowercase__		:Tuple			  =   SoftFileLock

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






from __future__ import annotations

import unittest

from transformers import is_tf_available
from transformers.testing_utils import require_sentencepiece, require_tf, require_tokenizers, slow


if is_tf_available():
							import numpy as np
							import tensorflow as tf

							from transformers import TFXLMRobertaModel







@require_tf
@require_sentencepiece
@require_tokenizers
class     lowercase		( unittest.TestCase		):




							@slow
							def 			A__				(    self):
												lowercase						     =						TFXLMRobertaModel.from_pretrained('''jplu/tf-xlm-roberta-base''')

												lowercase						     =						{
												    '''input_ids''': tf.convert_to_tensor([[0, 2_6_4_6, 1_0_2_6_9, 8_3, 9_9_9_4_2, 2]]       ,dtype=tf.intaa),  # "My dog is cute"
												    '''attention_mask''': tf.convert_to_tensor([[1, 1, 1, 1, 1, 1]]       ,dtype=tf.intaa),
												}

												lowercase						     =						model(A__)['''last_hidden_state''']
												lowercase						     =						tf.TensorShape((1, 6, 7_6_8))
												self.assertEqual(output.shape       ,A__)
												# compare the actual values for a slice.
												lowercase						     =						tf.convert_to_tensor(
												    [
												        [
												            [0.0681762, 0.10894451, 0.06772504],
												            [-0.06423668, 0.02366615, 0.04329344],
												            [-0.06057295, 0.09974135, -0.00070584],
												        ]
												    ]       ,dtype=tf.floataa       ,)

												self.assertTrue(np.allclose(output[:, :3, :3].numpy()       ,expected_slice.numpy()       ,atol=1E-4))




