
'''simple docstring'''







import os
import re
import shutil
import sys
import tempfile
import unittest

import black


lowercase    :							Dict      =					os.path.abspath(os.path.dirname(os.path.dirname(os.path.dirname(__file__))))
sys.path.append(os.path.join(git_repo_path, "utils"))

import check_copies  # noqa: E402


# This is the reference code that will be used in the tests.
# If DDPMSchedulerOutput is changed in scheduling_ddpm.py, this code needs to be manually updated.
lowercase    :							int      =					"    \"\"\"\n    Output class for the scheduler's step function output.\n\n    Args:\n        prev_sample (`torch.FloatTensor` of shape `(batch_size, num_channels, height, width)` for images):\n            Computed sample (x_{t-1}) of previous timestep. `prev_sample` should be used as next model input in the\n            denoising loop.\n        pred_original_sample (`torch.FloatTensor` of shape `(batch_size, num_channels, height, width)` for images):\n            The predicted denoised sample (x_{0}) based on the model output from the current timestep.\n            `pred_original_sample` can be used to preview progress or for guidance.\n    \"\"\"\n\n    prev_sample: torch.FloatTensor\n    pred_original_sample: Optional[torch.FloatTensor] = None\n"


class 						__UpperCAmelCase      (					unittest.TestCase						):


							def  lowerCamelCase				(       self  ):





								"""simple docstring"""






								_snake_case   						=		tempfile.mkdtemp()
								os.makedirs(os.path.join(self.diffusers_dir    ,   'schedulers/'  )  )
								_snake_case   						=		self.diffusers_dir
								shutil.copy(
								    os.path.join(lowerCAmelCase_    ,   'src/diffusers/schedulers/scheduling_ddpm.py'  )    ,   os.path.join(self.diffusers_dir    ,   'schedulers/scheduling_ddpm.py'  )    ,   )


							def  lowerCamelCase				(       self  ):





								"""simple docstring"""






								_snake_case   						=		'src/diffusers'
								shutil.rmtree(self.diffusers_dir  )


							def  lowerCamelCase				(       self    ,   lowerCAmelCase_    ,   lowerCAmelCase_    ,   lowerCAmelCase_    ,   lowerCAmelCase_=None  ):





								"""simple docstring"""






								_snake_case   						=		comment + F'\nclass {class_name}(nn.Module):\n' + class_code
								if overwrite_result is not None:
									_snake_case   						=		comment + F'\nclass {class_name}(nn.Module):\n' + overwrite_result
								_snake_case   						=		black.Mode(target_versions={black.TargetVersion.PYaa}    ,   line_length=1_19  )
								_snake_case   						=		black.format_str(lowerCAmelCase_    ,   mode=lowerCAmelCase_  )
								_snake_case   						=		os.path.join(self.diffusers_dir    ,   'new_code.py'  )
								with open(lowerCAmelCase_    ,   'w'    ,   newline='\n'  ) as f:
									f.write(lowerCAmelCase_  )
								if overwrite_result is None:
									self.assertTrue(len(check_copies.is_copy_consistent(lowerCAmelCase_  )  ) == 0  )
								else:
									check_copies.is_copy_consistent(f.name    ,   overwrite=lowerCAmelCase_  )
									with open(lowerCAmelCase_    ,   'r'  ) as f:
										self.assertTrue(f.read()    ,   lowerCAmelCase_  )


							def  lowerCamelCase				(       self  ):





								"""simple docstring"""






								_snake_case   						=		check_copies.find_code_in_diffusers('schedulers.scheduling_ddpm.DDPMSchedulerOutput'  )
								self.assertEqual(lowerCAmelCase_    ,   lowerCAmelCase_  )




							def  lowerCamelCase				(       self  ):





								"""simple docstring"""






								self.check_copy_consistency(
								    '# Copied from diffusers.schedulers.scheduling_ddpm.DDPMSchedulerOutput'    ,   'DDPMSchedulerOutput'    ,   REFERENCE_CODE + '\n'    ,   )

								# With no empty line at the end
								self.check_copy_consistency(
								    '# Copied from diffusers.schedulers.scheduling_ddpm.DDPMSchedulerOutput'    ,   'DDPMSchedulerOutput'    ,   lowerCAmelCase_    ,   )

								# Copy consistency with rename
								self.check_copy_consistency(
								    '# Copied from diffusers.schedulers.scheduling_ddpm.DDPMSchedulerOutput with DDPM->Test'    ,   'TestSchedulerOutput'    ,   re.sub('DDPM'    ,   'Test'    ,   lowerCAmelCase_  )    ,   )

								# Copy consistency with a really long name
								_snake_case   						=		'TestClassWithAReallyLongNameBecauseSomePeopleLikeThatForSomeReason'
								self.check_copy_consistency(
								    F'# Copied from diffusers.schedulers.scheduling_ddpm.DDPMSchedulerOutput with DDPM->{long_class_name}'    ,   F'{long_class_name}SchedulerOutput'    ,   re.sub('Bert'    ,   lowerCAmelCase_    ,   lowerCAmelCase_  )    ,   )

								# Copy consistency with overwrite
								self.check_copy_consistency(
								    '# Copied from diffusers.schedulers.scheduling_ddpm.DDPMSchedulerOutput with DDPM->Test'    ,   'TestSchedulerOutput'    ,   lowerCAmelCase_    ,   overwrite_result=re.sub('DDPM'    ,   'Test'    ,   lowerCAmelCase_  )    ,   )





class 			_lowercase :


       """simple docstring"""




       def __init__(   self							:			Any					,      __lowerCamelCase							:			int       ):


             '''simple docstring'''



             lowerCamelCase__		:				List[str]    =  n
             lowerCamelCase__		:				Union[str, Any]    =  [None] * self.n
             lowerCamelCase__		:				List[str]    =  0  # index of the first element
             lowerCamelCase__		:				Any    =  0
             lowerCamelCase__		:				Any    =  0





       def __len__(   self							:			Tuple       ):


             '''simple docstring'''



             return self.size





       def 						lowerCAmelCase     (   self							:			Optional[int]       ):


             '''simple docstring'''



             return self.size == 0





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


             '''simple docstring'''



             return False if self.is_empty() else self.array[self.front]





       def 						lowerCAmelCase     (   self							:			str					,      __lowerCamelCase							:			List[str]       ):


             '''simple docstring'''



             if self.size >= self.n:
                   raise Exception("QUEUE IS FULL"       )

             lowerCamelCase__		:				Optional[Any]    =  data
             lowerCamelCase__		:				Tuple    =  (self.rear + 1) % self.n
             self.size += 1
             return self





       def 						lowerCAmelCase     (   self							:			Tuple       ):


             '''simple docstring'''



             if self.size == 0:
                   raise Exception("UNDERFLOW"       )

             lowerCamelCase__		:				Any    =  self.array[self.front]
             lowerCamelCase__		:				List[Any]    =  None
             lowerCamelCase__		:				str    =  (self.front + 1) % self.n
             self.size -= 1
             return temp


