
import logging
import os
import threading
import time


try:
   import warnings
except ImportError:
   lowercase_ 				=			None

try:
   import msvcrt
except ImportError:
   lowercase_ 				=			None

try:
   import fcntl
except ImportError:
   lowercase_ 				=			None


# Backward compatibility
# ------------------------------------------------
try:
   TimeoutError
except NameError:
   lowercase_ 				=			OSError


# Data
# ------------------------------------------------
lowercase_ 				=			[
    """Timeout""",
    """BaseFileLock""",
    """WindowsFileLock""",
    """UnixFileLock""",
    """SoftFileLock""",
    """FileLock""",
]

lowercase_ 				=			"""3.0.12"""


lowercase_ 				=			None


def 							a__					(							):





  """simple docstring"""
  global _logger
  __SCREAMING_SNAKE_CASE      :	Optional[Any]					=		_logger or logging.getLogger(__name__							)
  return _logger





class     __UpperCamelCase (							lowerCAmelCase__       ):






     """simple docstring"""







     def __init__(				self							:							List[Any]     ,						_A							:							List[str] ):







       """simple docstring"""




       __SCREAMING_SNAKE_CASE      :	Union[str, Any]					=		lock_file
       return None




     def __str__(				self							:							Optional[Any] ):







       """simple docstring"""




       __SCREAMING_SNAKE_CASE      :	Tuple					=		F'''The file lock \'{self.lock_file}\' could not be acquired.'''
       return temp






class     __UpperCamelCase :






     """simple docstring"""







     def __init__(				self							:							Optional[Any]     ,						_A							:							Tuple ):







       """simple docstring"""




       __SCREAMING_SNAKE_CASE      :	str					=		lock
       return None



     def __enter__(				self							:							Any ):







       """simple docstring"""




       return self.lock




     def __exit__(				self							:							str     ,						_A							:							Any     ,						_A							:							int     ,						_A							:							Any ):







       """simple docstring"""




       self.lock.release()
       return None






class     __UpperCamelCase :






     """simple docstring"""







     def __init__(				self							:							Any     ,						_A							:							int     ,						_A							:							Optional[int]=-1     ,						_A							:							List[Any]=None ):







       """simple docstring"""




       __SCREAMING_SNAKE_CASE      :	List[str]					=		max_filename_length if max_filename_length is not None else 255
       # Hash the filename if it's too long
       __SCREAMING_SNAKE_CASE      :	Optional[Any]					=		self.hash_filename_if_too_long(_A     ,						_A )
       # The path to the lock file.
       __SCREAMING_SNAKE_CASE      :	Tuple					=		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.
       __SCREAMING_SNAKE_CASE      :	str					=		None

       # The default timeout value.
       __SCREAMING_SNAKE_CASE      :	Any					=		timeout

       # We use this lock primarily for the lock counter.
       __SCREAMING_SNAKE_CASE      :	int					=		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.
       __SCREAMING_SNAKE_CASE      :	int					=		0
       return None



     @property
     def  UpperCAmelCase__							(				self							:							List[str] ):







       """simple docstring"""




       return self._lock_file



     @property
     def  UpperCAmelCase__							(				self							:							List[str] ):







       """simple docstring"""




       return self._timeout



     @timeout.setter
     def  UpperCAmelCase__							(				self							:							Tuple     ,						_A							:							Optional[int] ):







       """simple docstring"""




       __SCREAMING_SNAKE_CASE      :	List[str]					=		float(_A )
       return None



     def  UpperCAmelCase__							(				self							:							Optional[Any] ):







       """simple docstring"""




       raise NotImplementedError()



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







       """simple docstring"""




       raise NotImplementedError()



     @property
     def  UpperCAmelCase__							(				self							:							List[str] ):







       """simple docstring"""




       return self._lock_file_fd is not None



     def  UpperCAmelCase__							(				self							:							Tuple     ,						_A							:							List[Any]=None     ,						_A							:							Optional[Any]=0.05 ):







       """simple docstring"""




       if timeout is None:
         __SCREAMING_SNAKE_CASE      :	Optional[int]					=		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

       __SCREAMING_SNAKE_CASE      :	Tuple					=		id(self )
       __SCREAMING_SNAKE_CASE      :	Any					=		self._lock_file
       __SCREAMING_SNAKE_CASE      :	Union[str, Any]					=		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:
           __SCREAMING_SNAKE_CASE      :	Optional[Any]					=		max(0     ,						self._lock_counter - 1 )

         raise
       return _Acquire_ReturnProxy(lock=self )



     def  UpperCAmelCase__							(				self							:							int     ,						_A							:							List[str]=False ):







       """simple docstring"""




       with self._thread_lock:
         if self.is_locked:
           self._lock_counter -= 1

           if self._lock_counter == 0 or force:
             __SCREAMING_SNAKE_CASE      :	Optional[int]					=		id(self )
             __SCREAMING_SNAKE_CASE      :	Union[str, Any]					=		self._lock_file

             logger().debug(F'''Attempting to release lock {lock_id} on {lock_filename}''' )
             self._release()
             __SCREAMING_SNAKE_CASE      :	int					=		0
             logger().debug(F'''Lock {lock_id} released on {lock_filename}''' )

       return None



     def __enter__(				self							:							int ):







       """simple docstring"""




       self.acquire()
       return self



     def __exit__(				self							:							Optional[int]     ,						_A							:							List[str]     ,						_A							:							List[Any]     ,						_A							:							int ):







       """simple docstring"""




       self.release()
       return None



     def __del__(				self							:							int ):







       """simple docstring"""




       self.release(force=_A )
       return None




     def  UpperCAmelCase__							(				self							:							Optional[int]     ,						_A							:							str     ,						_A							:							int ):







       """simple docstring"""




       __SCREAMING_SNAKE_CASE      :	str					=		os.path.basename(_A )
       if len(_A ) > max_length and max_length > 0:
         __SCREAMING_SNAKE_CASE      :	Tuple					=		os.path.dirname(_A )
         __SCREAMING_SNAKE_CASE      :	Optional[int]					=		str(hash(_A ) )
         __SCREAMING_SNAKE_CASE      :	Optional[int]					=		filename[: max_length - len(_A ) - 8] + '''...''' + hashed_filename + '''.lock'''
         return os.path.join(_A     ,						_A )
       else:
         return path






class     __UpperCamelCase (							lowerCAmelCase__       ):






     """simple docstring"""







     def __init__(				self							:							List[Any]     ,						_A							:							Optional[Any]     ,						_A							:							List[Any]=-1     ,						_A							:							Dict=None ):







       """simple docstring"""




       from .file_utils import relative_to_absolute_path

       super().__init__(_A     ,						timeout=_A     ,						max_filename_length=_A )
       __SCREAMING_SNAKE_CASE      :	str					=		'''\\\\?\\''' + relative_to_absolute_path(self.lock_file )



     def  UpperCAmelCase__							(				self							:							List[Any] ):







       """simple docstring"""




       __SCREAMING_SNAKE_CASE      :	Optional[Any]					=		os.O_RDWR | os.O_CREAT | os.O_TRUNC

       try:
         __SCREAMING_SNAKE_CASE      :	List[str]					=		os.open(self._lock_file     ,						_A )
       except OSError:
         pass
       else:
         try:
           msvcrt.locking(_A     ,						msvcrt.LK_NBLCK     ,						1 )
         except OSError:
           os.close(_A )
         else:
           __SCREAMING_SNAKE_CASE      :	str					=		fd
       return None




     def  UpperCAmelCase__							(				self							:							int ):







       """simple docstring"""




       __SCREAMING_SNAKE_CASE      :	Any					=		self._lock_file_fd
       __SCREAMING_SNAKE_CASE      :	int					=		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     __UpperCamelCase (							lowerCAmelCase__       ):






     """simple docstring"""







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







       """simple docstring"""




       __SCREAMING_SNAKE_CASE      :	Dict					=		os.statvfs(os.path.dirname(_A ) ).f_namemax
       super().__init__(_A     ,						timeout=_A     ,						max_filename_length=_A )



     def  UpperCAmelCase__							(				self							:							List[Any] ):







       """simple docstring"""




       __SCREAMING_SNAKE_CASE      :	int					=		os.O_RDWR | os.O_CREAT | os.O_TRUNC
       __SCREAMING_SNAKE_CASE      :	int					=		os.open(self._lock_file     ,						_A )

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




     def  UpperCAmelCase__							(				self							:							Any ):







       """simple docstring"""




       __SCREAMING_SNAKE_CASE      :	List[Any]					=		self._lock_file_fd
       __SCREAMING_SNAKE_CASE      :	Any					=		None
       fcntl.flock(_A     ,						fcntl.LOCK_UN )
       os.close(_A )
       return None






class     __UpperCamelCase (							lowerCAmelCase__       ):






     """simple docstring"""







     def  UpperCAmelCase__							(				self							:							Tuple ):







       """simple docstring"""




       __SCREAMING_SNAKE_CASE      :	Optional[int]					=		os.O_WRONLY | os.O_CREAT | os.O_EXCL | os.O_TRUNC
       try:
         __SCREAMING_SNAKE_CASE      :	Optional[Any]					=		os.open(self._lock_file     ,						_A )
       except OSError:
         pass
       else:
         __SCREAMING_SNAKE_CASE      :	List[str]					=		fd
       return None




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







       """simple docstring"""




       os.close(self._lock_file_fd )
       __SCREAMING_SNAKE_CASE      :	Optional[Any]					=		None

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






lowercase_ 				=			None

if msvcrt:
   lowercase_ 				=			WindowsFileLock
elif fcntl:
   lowercase_ 				=			UnixFileLock
else:
   lowercase_ 				=			SoftFileLock

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








import unittest

import numpy as np
import torch

from diffusers import ScoreSdeVePipeline, ScoreSdeVeScheduler, UNetaDModel
from diffusers.utils.testing_utils import enable_full_determinism, require_torch, slow, torch_device


enable_full_determinism()






class 					SCREAMING_SNAKE_CASE_  (       unittest.TestCase ):
       """simple docstring"""


       @property
       def 				UpperCamelCase__						(				self	:Optional[int]):



          """simple docstring"""

          torch.manual_seed(0)
          _lowercase              =UNetaDModel(
              block_out_channels=(32, 64),      layers_per_block=2,      sample_size=32,      in_channels=3,      out_channels=3,      down_block_types=('DownBlock2D', 'AttnDownBlock2D'),      up_block_types=('AttnUpBlock2D', 'UpBlock2D'),      )
          return model





       def 				UpperCamelCase__						(				self	:str):



          """simple docstring"""

          _lowercase              =self.dummy_uncond_unet
          _lowercase              =ScoreSdeVeScheduler()

          _lowercase              =ScoreSdeVePipeline(unet=snake_case,      scheduler=snake_case)
          sde_ve.to(snake_case)
          sde_ve.set_progress_bar_config(disable=snake_case)

          _lowercase              =torch.manual_seed(0)
          _lowercase              =sde_ve(num_inference_steps=2,      output_type='numpy',      generator=snake_case).images

          _lowercase              =torch.manual_seed(0)
          _lowercase              =sde_ve(num_inference_steps=2,      output_type='numpy',      generator=snake_case,      return_dict=snake_case)[
              0
          ]

          _lowercase              =image[0, -3:, -3:, -1]
          _lowercase              =image_from_tuple[0, -3:, -3:, -1]

          assert image.shape == (1, 32, 32, 3)
          _lowercase              =np.array([0.0, 1.0, 0.0, 0.0, 0.0, 1.0, 0.0, 0.0, 0.0])

          assert np.abs(image_slice.flatten() - expected_slice).max() < 1e-2
          assert np.abs(image_from_tuple_slice.flatten() - expected_slice).max() < 1e-2






@slow
@require_torch
class 					SCREAMING_SNAKE_CASE_  (       unittest.TestCase ):
       """simple docstring"""


       def 				UpperCamelCase__						(				self	:int):



          """simple docstring"""

          _lowercase              ='google/ncsnpp-church-256'
          _lowercase              =UNetaDModel.from_pretrained(snake_case)

          _lowercase              =ScoreSdeVeScheduler.from_pretrained(snake_case)

          _lowercase              =ScoreSdeVePipeline(unet=snake_case,      scheduler=snake_case)
          sde_ve.to(snake_case)
          sde_ve.set_progress_bar_config(disable=snake_case)

          _lowercase              =torch.manual_seed(0)
          _lowercase              =sde_ve(num_inference_steps=10,      output_type='numpy',      generator=snake_case).images

          _lowercase              =image[0, -3:, -3:, -1]

          assert image.shape == (1, 256, 256, 3)

          _lowercase              =np.array([0.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 0.0, 0.0])

          assert np.abs(image_slice.flatten() - expected_slice).max() < 1e-2


