






"""simple docstring"""
import gc
import unittest

import numpy as np
import torch
from transformers import CLIPTextConfig, CLIPTextModel, CLIPTokenizer

from diffusers import (
    AutoencoderKL,
    DDIMParallelScheduler,
    DDPMParallelScheduler,
    StableDiffusionParadigmsPipeline,
    UNetaDConditionModel,
)
from diffusers.utils import slow, torch_device
from diffusers.utils.testing_utils import (
    enable_full_determinism,
    require_torch_gpu,
)

from ..pipeline_params import TEXT_TO_IMAGE_BATCH_PARAMS, TEXT_TO_IMAGE_IMAGE_PARAMS, TEXT_TO_IMAGE_PARAMS
from ..test_pipelines_common import PipelineLatentTesterMixin, PipelineTesterMixin


enable_full_determinism()


class _lowerCAmelCase	(						__UpperCAmelCase      ,     __UpperCAmelCase      ,     unittest.TestCase					):
						SCREAMING_SNAKE_CASE_:				int   				=							StableDiffusionParadigmsPipeline
						SCREAMING_SNAKE_CASE_:				str   				=							TEXT_TO_IMAGE_PARAMS
						SCREAMING_SNAKE_CASE_:				Any   				=							TEXT_TO_IMAGE_BATCH_PARAMS
						SCREAMING_SNAKE_CASE_:				str   				=							TEXT_TO_IMAGE_IMAGE_PARAMS
						SCREAMING_SNAKE_CASE_:				List[Any]   				=							TEXT_TO_IMAGE_IMAGE_PARAMS







						def  A			(						self       )		->       int:
										torch.manual_seed(0       )
										_SCREAMING_SNAKE_CASE      :		Dict							=						UNetaDConditionModel(
										    block_out_channels=(3_2, 6_4)      ,							layers_per_block=2      ,							sample_size=3_2      ,							in_channels=4      ,							out_channels=4      ,							down_block_types=('DownBlock2D', 'CrossAttnDownBlock2D')      ,							up_block_types=('CrossAttnUpBlock2D', 'UpBlock2D')      ,							cross_attention_dim=3_2      ,							attention_head_dim=(2, 4)      ,							use_linear_projection=lowerCAmelCase_      ,							)
										_SCREAMING_SNAKE_CASE      :		Union[str, Any]							=						DDIMParallelScheduler(
										    beta_start=0.00_085      ,							beta_end=0.012      ,							beta_schedule='scaled_linear'      ,							clip_sample=lowerCAmelCase_      ,							set_alpha_to_one=lowerCAmelCase_      ,							)
										torch.manual_seed(0       )
										_SCREAMING_SNAKE_CASE      :		List[Any]							=						AutoencoderKL(
										    block_out_channels=[3_2, 6_4]      ,							in_channels=3      ,							out_channels=3      ,							down_block_types=['DownEncoderBlock2D', 'DownEncoderBlock2D']      ,							up_block_types=['UpDecoderBlock2D', 'UpDecoderBlock2D']      ,							latent_channels=4      ,							sample_size=1_2_8      ,							)
										torch.manual_seed(0       )
										_SCREAMING_SNAKE_CASE      :		Optional[int]							=						CLIPTextConfig(
										    bos_token_id=0      ,							eos_token_id=2      ,							hidden_size=3_2      ,							intermediate_size=3_7      ,							layer_norm_eps=1e-05      ,							num_attention_heads=4      ,							num_hidden_layers=5      ,							pad_token_id=1      ,							vocab_size=1_0_0_0      ,							hidden_act='gelu'      ,							projection_dim=5_1_2      ,							)
										_SCREAMING_SNAKE_CASE      :		Union[str, Any]							=						CLIPTextModel(lowerCAmelCase_       )
										_SCREAMING_SNAKE_CASE      :		Optional[Any]							=						CLIPTokenizer.from_pretrained('hf-internal-testing/tiny-random-clip'       )

										_SCREAMING_SNAKE_CASE      :		List[Any]							=						{
										    'unet': unet,
										    'scheduler': scheduler,
										    'vae': vae,
										    'text_encoder': text_encoder,
										    'tokenizer': tokenizer,
										    'safety_checker': None,
										    'feature_extractor': None,
										}
										return components







						def  A			(						self      ,							lowerCAmelCase_      ,							lowerCAmelCase_=0       )		->       Tuple:
										if str(lowerCAmelCase_       ).startswith('mps'       ):
														_SCREAMING_SNAKE_CASE      :		Union[str, Any]							=						torch.manual_seed(lowerCAmelCase_       )
										else:
														_SCREAMING_SNAKE_CASE      :		int							=						torch.Generator(device=lowerCAmelCase_       ).manual_seed(lowerCAmelCase_       )
										_SCREAMING_SNAKE_CASE      :		str							=						{
										    'prompt': 'a photograph of an astronaut riding a horse',
										    'generator': generator,
										    'num_inference_steps': 1_0,
										    'guidance_scale': 6.0,
										    'output_type': 'numpy',
										    'parallel': 3,
										    'debug': True,
										}
										return inputs







						def  A			(						self       )		->       int:
										_SCREAMING_SNAKE_CASE      :		Union[str, Any]							=						'cpu'  # ensure determinism for the device-dependent torch.Generator
										_SCREAMING_SNAKE_CASE      :		Optional[int]							=						self.get_dummy_components()
										_SCREAMING_SNAKE_CASE      :		Any							=						StableDiffusionParadigmsPipeline(**lowerCAmelCase_       )
										_SCREAMING_SNAKE_CASE      :		Union[str, Any]							=						sd_pipe.to(lowerCAmelCase_       )
										sd_pipe.set_progress_bar_config(disable=lowerCAmelCase_       )

										_SCREAMING_SNAKE_CASE      :		Optional[int]							=						self.get_dummy_inputs(lowerCAmelCase_       )
										_SCREAMING_SNAKE_CASE      :		Dict							=						sd_pipe(**lowerCAmelCase_       ).images
										_SCREAMING_SNAKE_CASE      :		Dict							=						image[0, -3:, -3:, -1]
										assert image.shape == (1, 6_4, 6_4, 3)

										_SCREAMING_SNAKE_CASE      :		int							=						np.array([0.4_773, 0.5_417, 0.4_723, 0.4_925, 0.5_631, 0.4_752, 0.5_240, 0.4_935, 0.5_023]       )

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







						def  A			(						self       )		->       Tuple:
										_SCREAMING_SNAKE_CASE      :		Tuple							=						'cpu'  # ensure determinism for the device-dependent torch.Generator
										_SCREAMING_SNAKE_CASE      :		str							=						self.get_dummy_components()
										torch.manual_seed(0       )
										_SCREAMING_SNAKE_CASE      :		List[Any]							=						DDPMParallelScheduler()
										torch.manual_seed(0       )
										_SCREAMING_SNAKE_CASE      :		Optional[int]							=						StableDiffusionParadigmsPipeline(**lowerCAmelCase_       )
										_SCREAMING_SNAKE_CASE      :		int							=						sd_pipe.to(lowerCAmelCase_       )
										sd_pipe.set_progress_bar_config(disable=lowerCAmelCase_       )

										_SCREAMING_SNAKE_CASE      :		Tuple							=						self.get_dummy_inputs(lowerCAmelCase_       )
										_SCREAMING_SNAKE_CASE      :		List[Any]							=						sd_pipe(**lowerCAmelCase_       ).images
										_SCREAMING_SNAKE_CASE      :		Dict							=						image[0, -3:, -3:, -1]
										assert image.shape == (1, 6_4, 6_4, 3)

										_SCREAMING_SNAKE_CASE      :		Dict							=						np.array([0.3_573, 0.4_420, 0.4_960, 0.4_799, 0.3_796, 0.3_879, 0.4_819, 0.4_365, 0.4_468]       )

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







						def  A			(						self       )		->       Optional[Any]:
										super().test_inference_batch_consistent(batch_sizes=[1, 2]       )







						def  A			(						self       )		->       Tuple:
										super().test_inference_batch_single_identical(batch_size=2      ,							expected_max_diff=3e-3       )







						def  A			(						self       )		->       List[str]:
										_SCREAMING_SNAKE_CASE      :		List[Any]							=						'cpu'  # ensure determinism for the device-dependent torch.Generator
										_SCREAMING_SNAKE_CASE      :		Optional[Any]							=						self.get_dummy_components()
										_SCREAMING_SNAKE_CASE      :		Union[str, Any]							=						StableDiffusionParadigmsPipeline(**lowerCAmelCase_       )
										_SCREAMING_SNAKE_CASE      :		List[str]							=						sd_pipe.to(lowerCAmelCase_       )
										sd_pipe.set_progress_bar_config(disable=lowerCAmelCase_       )

										_SCREAMING_SNAKE_CASE      :		int							=						self.get_dummy_inputs(lowerCAmelCase_       )
										_SCREAMING_SNAKE_CASE      :		Tuple							=						'french fries'
										_SCREAMING_SNAKE_CASE      :		Optional[Any]							=						sd_pipe(**lowerCAmelCase_      ,							negative_prompt=lowerCAmelCase_       )
										_SCREAMING_SNAKE_CASE      :		Optional[Any]							=						output.images
										_SCREAMING_SNAKE_CASE      :		Dict							=						image[0, -3:, -3:, -1]

										assert image.shape == (1, 6_4, 6_4, 3)

										_SCREAMING_SNAKE_CASE      :		Optional[int]							=						np.array([0.4_771, 0.5_420, 0.4_683, 0.4_918, 0.5_636, 0.4_725, 0.5_230, 0.4_923, 0.5_015]       )

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







@slow
@require_torch_gpu
class _lowerCAmelCase	(						unittest.TestCase					):







						def  A			(						self       )		->       Tuple:
										super().tearDown()
										gc.collect()
										torch.cuda.empty_cache()







						def  A			(						self      ,							lowerCAmelCase_=0       )		->       int:
										_SCREAMING_SNAKE_CASE      :		str							=						torch.Generator(device=lowerCAmelCase_       ).manual_seed(lowerCAmelCase_       )
										_SCREAMING_SNAKE_CASE      :		List[str]							=						{
										    'prompt': 'a photograph of an astronaut riding a horse',
										    'generator': generator,
										    'num_inference_steps': 1_0,
										    'guidance_scale': 7.5,
										    'output_type': 'numpy',
										    'parallel': 3,
										    'debug': True,
										}
										return inputs







						def  A			(						self       )		->       List[str]:
										_SCREAMING_SNAKE_CASE      :		Any							=						'stabilityai/stable-diffusion-2-base'
										_SCREAMING_SNAKE_CASE      :		Dict							=						DDIMParallelScheduler.from_pretrained(lowerCAmelCase_      ,							subfolder='scheduler'       )
										_SCREAMING_SNAKE_CASE      :		List[str]							=						StableDiffusionParadigmsPipeline.from_pretrained(lowerCAmelCase_      ,							scheduler=lowerCAmelCase_      ,							safety_checker=lowerCAmelCase_       )
										pipe.to(lowerCAmelCase_       )
										pipe.set_progress_bar_config(disable=lowerCAmelCase_       )
										pipe.enable_attention_slicing()

										_SCREAMING_SNAKE_CASE      :		Optional[int]							=						self.get_inputs()
										_SCREAMING_SNAKE_CASE      :		str							=						pipe(**lowerCAmelCase_       ).images
										_SCREAMING_SNAKE_CASE      :		Dict							=						image[0, -3:, -3:, -1].flatten()

										assert image.shape == (1, 5_1_2, 5_1_2, 3)

										_SCREAMING_SNAKE_CASE      :		Any							=						np.array([0.9_622, 0.9_602, 0.9_748, 0.9_591, 0.9_630, 0.9_691, 0.9_661, 0.9_631, 0.9_741]       )

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









"""simple docstring"""
from collections import Counter

import sacrebleu
import sacremoses
from packaging import version

import datasets


lowerCAmelCase__							= '\\n@inproceedings{xu-etal-2016-optimizing,\ntitle = {Optimizing Statistical Machine Translation for Text Simplification},\nauthors={Xu, Wei and Napoles, Courtney and Pavlick, Ellie and Chen, Quanze and Callison-Burch, Chris},\njournal = {Transactions of the Association for Computational Linguistics},\nvolume = {4},\nyear={2016},\nurl = {https://www.aclweb.org/anthology/Q16-1029},\npages = {401--415},\n}\n'

lowerCAmelCase__							= '\\nSARI is a metric used for evaluating automatic text simplification systems.\nThe metric compares the predicted simplified sentences against the reference\nand the source sentences. It explicitly measures the goodness of words that are\nadded, deleted and kept by the system.\nSari = (F1_add + F1_keep + P_del) / 3\nwhere\nF1_add: n-gram F1 score for add operation\nF1_keep: n-gram F1 score for keep operation\nP_del: n-gram precision score for delete operation\nn = 4, as in the original paper.\n\nThis implementation is adapted from Tensorflow\'s tensor2tensor implementation [3].\nIt has two differences with the original GitHub [1] implementation:\n  (1) Defines 0/0=1 instead of 0 to give higher scores for predictions that match\n      a target exactly.\n  (2) Fixes an alleged bug [2] in the keep score computation.\n[1] https://github.com/cocoxu/simplification/blob/master/SARI.py\n    (commit 0210f15)\n[2] https://github.com/cocoxu/simplification/issues/6\n[3] https://github.com/tensorflow/tensor2tensor/blob/master/tensor2tensor/utils/sari_hook.py\n'


lowerCAmelCase__							= '\nCalculates sari score (between 0 and 100) given a list of source and predicted\nsentences, and a list of lists of reference sentences.\nArgs:\n    sources: list of source sentences where each sentence should be a string.\n    predictions: list of predicted sentences where each sentence should be a string.\n    references: list of lists of reference sentences where each sentence should be a string.\nReturns:\n    sari: sari score\nExamples:\n    >>> sources=["About 95 species are currently accepted ."]\n    >>> predictions=["About 95 you now get in ."]\n    >>> references=[["About 95 species are currently known .","About 95 species are now accepted .","95 species are now accepted ."]]\n    >>> sari = datasets.load_metric("sari")\n    >>> results = sari.compute(sources=sources, predictions=predictions, references=references)\n    >>> print(results)\n    {\'sari\': 26.953601953601954}\n'





def 							lowercase__		(				lowerCamelCase,	lowerCamelCase,	lowerCamelCase,	lowerCamelCase					):
				_SCREAMING_SNAKE_CASE      :		int							=						[rgram for rgrams in rgramslist for rgram in rgrams]
				_SCREAMING_SNAKE_CASE      :		Any							=						Counter(lowerCamelCase					)

				_SCREAMING_SNAKE_CASE      :		List[Any]							=						Counter(lowerCamelCase					)
				_SCREAMING_SNAKE_CASE      :		int							=						Counter()
				for sgram, scount in sgramcounter.items():
								_SCREAMING_SNAKE_CASE      :		Union[str, Any]							=						scount * numref

				_SCREAMING_SNAKE_CASE      :		Dict							=						Counter(lowerCamelCase					)
				_SCREAMING_SNAKE_CASE      :		Union[str, Any]							=						Counter()
				for cgram, ccount in cgramcounter.items():
								_SCREAMING_SNAKE_CASE      :		Optional[int]							=						ccount * numref

				# KEEP
				_SCREAMING_SNAKE_CASE      :		List[str]							=						sgramcounter_rep & cgramcounter_rep
				_SCREAMING_SNAKE_CASE      :		str							=						keepgramcounter_rep & rgramcounter
				_SCREAMING_SNAKE_CASE      :		Tuple							=						sgramcounter_rep & rgramcounter

				_SCREAMING_SNAKE_CASE      :		Dict							=						0
				_SCREAMING_SNAKE_CASE      :		Any							=						0
				for keepgram in keepgramcountergood_rep:
								keeptmpscorea += keepgramcountergood_rep[keepgram] / keepgramcounter_rep[keepgram]
								# Fix an alleged bug [2] in the keep score computation.
								# keeptmpscore2 += keepgramcountergood_rep[keepgram] / keepgramcounterall_rep[keepgram]
								keeptmpscorea += keepgramcountergood_rep[keepgram]
				# Define 0/0=1 instead of 0 to give higher scores for predictions that match
				#      a target exactly.
				_SCREAMING_SNAKE_CASE      :		Optional[Any]							=						1
				_SCREAMING_SNAKE_CASE      :		Dict							=						1
				if len(lowerCamelCase					) > 0:
								_SCREAMING_SNAKE_CASE      :		str							=						keeptmpscorea / len(lowerCamelCase					)
				if len(lowerCamelCase					) > 0:
								# Fix an alleged bug [2] in the keep score computation.
								# keepscore_recall = keeptmpscore2 / len(keepgramcounterall_rep)
								_SCREAMING_SNAKE_CASE      :		List[str]							=						keeptmpscorea / sum(keepgramcounterall_rep.values()					)
				_SCREAMING_SNAKE_CASE      :		List[Any]							=						0
				if keepscore_precision > 0 or keepscore_recall > 0:
								_SCREAMING_SNAKE_CASE      :		Dict							=						2 * keepscore_precision * keepscore_recall / (keepscore_precision + keepscore_recall)

				# DELETION
				_SCREAMING_SNAKE_CASE      :		int							=						sgramcounter_rep - cgramcounter_rep
				_SCREAMING_SNAKE_CASE      :		Optional[Any]							=						delgramcounter_rep - rgramcounter
				_SCREAMING_SNAKE_CASE      :		str							=						sgramcounter_rep - rgramcounter
				_SCREAMING_SNAKE_CASE      :		Tuple							=						0
				_SCREAMING_SNAKE_CASE      :		Optional[int]							=						0
				for delgram in delgramcountergood_rep:
								deltmpscorea += delgramcountergood_rep[delgram] / delgramcounter_rep[delgram]
								deltmpscorea += delgramcountergood_rep[delgram] / delgramcounterall_rep[delgram]
				# Define 0/0=1 instead of 0 to give higher scores for predictions that match
				# a target exactly.
				_SCREAMING_SNAKE_CASE      :		str							=						1
				if len(lowerCamelCase					) > 0:
								_SCREAMING_SNAKE_CASE      :		Union[str, Any]							=						deltmpscorea / len(lowerCamelCase					)

				# ADDITION
				_SCREAMING_SNAKE_CASE      :		Any							=						set(lowerCamelCase					) - set(lowerCamelCase					)
				_SCREAMING_SNAKE_CASE      :		Union[str, Any]							=						set(lowerCamelCase					) & set(lowerCamelCase					)
				_SCREAMING_SNAKE_CASE      :		List[Any]							=						set(lowerCamelCase					) - set(lowerCamelCase					)

				_SCREAMING_SNAKE_CASE      :		Optional[Any]							=						0
				for addgram in addgramcountergood:
								addtmpscore += 1

				# Define 0/0=1 instead of 0 to give higher scores for predictions that match
				# a target exactly.
				_SCREAMING_SNAKE_CASE      :		Tuple							=						1
				_SCREAMING_SNAKE_CASE      :		List[Any]							=						1
				if len(lowerCamelCase					) > 0:
								_SCREAMING_SNAKE_CASE      :		str							=						addtmpscore / len(lowerCamelCase					)
				if len(lowerCamelCase					) > 0:
								_SCREAMING_SNAKE_CASE      :		str							=						addtmpscore / len(lowerCamelCase					)
				_SCREAMING_SNAKE_CASE      :		List[str]							=						0
				if addscore_precision > 0 or addscore_recall > 0:
								_SCREAMING_SNAKE_CASE      :		Dict							=						2 * addscore_precision * addscore_recall / (addscore_precision + addscore_recall)

				return (keepscore, delscore_precision, addscore)





def 							lowercase__		(				lowerCamelCase,	lowerCamelCase,	lowerCamelCase					):
				_SCREAMING_SNAKE_CASE      :		Tuple							=						len(lowerCamelCase					)

				_SCREAMING_SNAKE_CASE      :		Tuple							=						ssent.split(' '					)
				_SCREAMING_SNAKE_CASE      :		Tuple							=						csent.split(' '					)
				_SCREAMING_SNAKE_CASE      :		Optional[Any]							=						[]
				_SCREAMING_SNAKE_CASE      :		Union[str, Any]							=						[]
				_SCREAMING_SNAKE_CASE      :		List[str]							=						[]
				_SCREAMING_SNAKE_CASE      :		Tuple							=						[]
				_SCREAMING_SNAKE_CASE      :		Union[str, Any]							=						[]
				_SCREAMING_SNAKE_CASE      :		Optional[Any]							=						[]

				_SCREAMING_SNAKE_CASE      :		Union[str, Any]							=						[]
				_SCREAMING_SNAKE_CASE      :		int							=						[]
				_SCREAMING_SNAKE_CASE      :		int							=						[]
				_SCREAMING_SNAKE_CASE      :		int							=						[]
				for rsent in rsents:
								_SCREAMING_SNAKE_CASE      :		int							=						rsent.split(' '					)
								_SCREAMING_SNAKE_CASE      :		Optional[int]							=						[]
								_SCREAMING_SNAKE_CASE      :		str							=						[]
								_SCREAMING_SNAKE_CASE      :		List[str]							=						[]
								ragramslist.append(lowerCamelCase					)
								for i in range(0,	len(lowerCamelCase					) - 1					):
												if i < len(lowerCamelCase					) - 1:
																_SCREAMING_SNAKE_CASE      :		List[str]							=						ragrams[i] + ' ' + ragrams[i + 1]
																ragrams.append(lowerCamelCase					)
												if i < len(lowerCamelCase					) - 2:
																_SCREAMING_SNAKE_CASE      :		Any							=						ragrams[i] + ' ' + ragrams[i + 1] + ' ' + ragrams[i + 2]
																ragrams.append(lowerCamelCase					)
												if i < len(lowerCamelCase					) - 3:
																_SCREAMING_SNAKE_CASE      :		List[Any]							=						ragrams[i] + ' ' + ragrams[i + 1] + ' ' + ragrams[i + 2] + ' ' + ragrams[i + 3]
																ragrams.append(lowerCamelCase					)
								ragramslist.append(lowerCamelCase					)
								ragramslist.append(lowerCamelCase					)
								ragramslist.append(lowerCamelCase					)

				for i in range(0,	len(lowerCamelCase					) - 1					):
								if i < len(lowerCamelCase					) - 1:
												_SCREAMING_SNAKE_CASE      :		Optional[Any]							=						sagrams[i] + ' ' + sagrams[i + 1]
												sagrams.append(lowerCamelCase					)
								if i < len(lowerCamelCase					) - 2:
												_SCREAMING_SNAKE_CASE      :		Optional[Any]							=						sagrams[i] + ' ' + sagrams[i + 1] + ' ' + sagrams[i + 2]
												sagrams.append(lowerCamelCase					)
								if i < len(lowerCamelCase					) - 3:
												_SCREAMING_SNAKE_CASE      :		Tuple							=						sagrams[i] + ' ' + sagrams[i + 1] + ' ' + sagrams[i + 2] + ' ' + sagrams[i + 3]
												sagrams.append(lowerCamelCase					)

				for i in range(0,	len(lowerCamelCase					) - 1					):
								if i < len(lowerCamelCase					) - 1:
												_SCREAMING_SNAKE_CASE      :		Optional[Any]							=						cagrams[i] + ' ' + cagrams[i + 1]
												cagrams.append(lowerCamelCase					)
								if i < len(lowerCamelCase					) - 2:
												_SCREAMING_SNAKE_CASE      :		Optional[int]							=						cagrams[i] + ' ' + cagrams[i + 1] + ' ' + cagrams[i + 2]
												cagrams.append(lowerCamelCase					)
								if i < len(lowerCamelCase					) - 3:
												_SCREAMING_SNAKE_CASE      :		Any							=						cagrams[i] + ' ' + cagrams[i + 1] + ' ' + cagrams[i + 2] + ' ' + cagrams[i + 3]
												cagrams.append(lowerCamelCase					)

				((_SCREAMING_SNAKE_CASE)		,	(_SCREAMING_SNAKE_CASE)		,	(_SCREAMING_SNAKE_CASE))      :		Tuple							=						SARIngram(lowerCamelCase,	lowerCamelCase,	lowerCamelCase,	lowerCamelCase					)
				((_SCREAMING_SNAKE_CASE)		,	(_SCREAMING_SNAKE_CASE)		,	(_SCREAMING_SNAKE_CASE))      :		int							=						SARIngram(lowerCamelCase,	lowerCamelCase,	lowerCamelCase,	lowerCamelCase					)
				((_SCREAMING_SNAKE_CASE)		,	(_SCREAMING_SNAKE_CASE)		,	(_SCREAMING_SNAKE_CASE))      :		Optional[int]							=						SARIngram(lowerCamelCase,	lowerCamelCase,	lowerCamelCase,	lowerCamelCase					)
				((_SCREAMING_SNAKE_CASE)		,	(_SCREAMING_SNAKE_CASE)		,	(_SCREAMING_SNAKE_CASE))      :		Union[str, Any]							=						SARIngram(lowerCamelCase,	lowerCamelCase,	lowerCamelCase,	lowerCamelCase					)
				_SCREAMING_SNAKE_CASE      :		int							=						sum([keepascore, keepascore, keepascore, keepascore]					) / 4
				_SCREAMING_SNAKE_CASE      :		List[str]							=						sum([delascore, delascore, delascore, delascore]					) / 4
				_SCREAMING_SNAKE_CASE      :		List[str]							=						sum([addascore, addascore, addascore, addascore]					) / 4
				_SCREAMING_SNAKE_CASE      :		Dict							=						(avgkeepscore + avgdelscore + avgaddscore) / 3
				return finalscore





def 							lowercase__		(				lowerCamelCase,	lowerCamelCase = True,	lowerCamelCase = "13a",	lowerCamelCase = True					):
				# Normalization is requried for the ASSET dataset (one of the primary
				# datasets in sentence simplification) to allow using space
				# to split the sentence. Even though Wiki-Auto and TURK datasets,
				# do not require normalization, we do it for consistency.
				# Code adapted from the EASSE library [1] written by the authors of the ASSET dataset.
				# [1] https://github.com/feralvam/easse/blob/580bba7e1378fc8289c663f864e0487188fe8067/easse/utils/preprocessing.py#L7

				if lowercase:
								_SCREAMING_SNAKE_CASE      :		List[str]							=						sentence.lower()

				if tokenizer in ["13a", "intl"]:
								if version.parse(sacrebleu.__version__					).major >= 2:
												_SCREAMING_SNAKE_CASE      :		Dict							=						sacrebleu.metrics.bleu._get_tokenizer(lowerCamelCase					)()(lowerCamelCase					)
								else:
												_SCREAMING_SNAKE_CASE      :		Optional[Any]							=						sacrebleu.TOKENIZERS[tokenizer]()(lowerCamelCase					)
				elif tokenizer == "moses":
								_SCREAMING_SNAKE_CASE      :		Tuple							=						sacremoses.MosesTokenizer().tokenize(lowerCamelCase,	return_str=lowerCamelCase,	escape=lowerCamelCase					)
				elif tokenizer == "penn":
								_SCREAMING_SNAKE_CASE      :		str							=						sacremoses.MosesTokenizer().penn_tokenize(lowerCamelCase,	return_str=lowerCamelCase					)
				else:
								_SCREAMING_SNAKE_CASE      :		Any							=						sentence

				if not return_str:
								_SCREAMING_SNAKE_CASE      :		Union[str, Any]							=						normalized_sent.split()

				return normalized_sent






@datasets.utils.file_utils.add_start_docstrings(_DESCRIPTION      ,     _KWARGS_DESCRIPTION					)
class _lowerCAmelCase	(						datasets.Metric					):







						def  A			(						self       )		->       Dict:
										return datasets.MetricInfo(
										    description=_DESCRIPTION      ,							citation=_CITATION      ,							inputs_description=_KWARGS_DESCRIPTION      ,							features=datasets.Features(
										        {
										            'sources': datasets.Value('string'      ,							id='sequence'       ),
										            'predictions': datasets.Value('string'      ,							id='sequence'       ),
										            'references': datasets.Sequence(datasets.Value('string'      ,							id='sequence'       )      ,							id='references'       ),
										        }       )      ,							codebase_urls=[
										        'https://github.com/cocoxu/simplification/blob/master/SARI.py',
										        'https://github.com/tensorflow/tensor2tensor/blob/master/tensor2tensor/utils/sari_hook.py',
										    ]      ,							reference_urls=['https://www.aclweb.org/anthology/Q16-1029.pdf']      ,							)







						def  A			(						self      ,							lowerCAmelCase_      ,							lowerCAmelCase_      ,							lowerCAmelCase_       )		->       Optional[int]:
										if not (len(lowerCAmelCase_       ) == len(lowerCAmelCase_       ) == len(lowerCAmelCase_       )):
														raise ValueError('Sources length must match predictions and references lengths.'       )
										_SCREAMING_SNAKE_CASE      :		Union[str, Any]							=						0
										for src, pred, refs in zip(lowerCAmelCase_      ,							lowerCAmelCase_      ,							lowerCAmelCase_       ):
														sari_score += SARIsent(normalize(lowerCAmelCase_       )      ,							normalize(lowerCAmelCase_       )      ,							[normalize(lowerCAmelCase_       ) for sent in refs]       )
										_SCREAMING_SNAKE_CASE      :		Optional[int]							=						sari_score / len(lowerCAmelCase_       )
										return {"sari": 1_0_0 * sari_score}

