




import os
from shutil import copyfile
from typing import List, Optional, Tuple

from ...tokenization_utils import AddedToken
from ...tokenization_utils_fast import PreTrainedTokenizerFast
from ...utils import is_sentencepiece_available, logging


if is_sentencepiece_available():
  from .tokenization_rembert import RemBertTokenizer
else:
  _lowerCamelCase			:	Any							 =     None

_lowerCamelCase			:	List[Any]							 =     logging.get_logger(__name__)
_lowerCamelCase			:	int							 =     {'vocab_file': 'sentencepiece.model', 'tokenizer_file': 'tokenizer.json'}

_lowerCamelCase			:	int							 =     {
    'vocab_file': {
        'google/rembert': 'https://huggingface.co/google/rembert/resolve/main/sentencepiece.model',
    },
    'tokenizer_file': {
        'google/rembert': 'https://huggingface.co/google/rembert/resolve/main/tokenizer.json',
    },
}

_lowerCamelCase			:	Optional[Any]							 =     {
    'google/rembert': 256,
}

_lowerCamelCase			:	Tuple							 =     '▁'


class        UpperCamelCase_					(				__lowercase  ):

    '''simple docstring'''






    UpperCAmelCase__													=   VOCAB_FILES_NAMES
    UpperCAmelCase__													=   PRETRAINED_VOCAB_FILES_MAP
    UpperCAmelCase__													=   PRETRAINED_POSITIONAL_EMBEDDINGS_SIZES
    UpperCAmelCase__													=   RemBertTokenizer


    def __init__(    self   :			Union[str, Any]      ,				UpperCAmelCase__   :			Tuple=None      ,				UpperCAmelCase__   :			Any=None      ,				UpperCAmelCase__   :			str=True      ,				UpperCAmelCase__   :			List[str]=True      ,				UpperCAmelCase__   :			str=False      ,				UpperCAmelCase__   :			Tuple="[CLS]"      ,				UpperCAmelCase__   :			Optional[Any]="[SEP]"      ,				UpperCAmelCase__   :			Union[str, Any]="<unk>"      ,				UpperCAmelCase__   :			List[str]="[SEP]"      ,				UpperCAmelCase__   :			str="<pad>"      ,				UpperCAmelCase__   :			str="[CLS]"      ,				UpperCAmelCase__   :			List[str]="[MASK]"      ,				**UpperCAmelCase__   :			Dict      ,				)		->Optional[int]:





           '''simple docstring'''

           A__   				=					AddedToken(__a      ,				lstrip=__a      ,				rstrip=__a) if isinstance(__a      ,				__a) else mask_token

           super().__init__(
               __a      ,				tokenizer_file=__a      ,				do_lower_case=__a      ,				remove_space=__a      ,				keep_accents=__a      ,				bos_token=__a      ,				eos_token=__a      ,				unk_token=__a      ,				sep_token=__a      ,				pad_token=__a      ,				cls_token=__a      ,				mask_token=__a      ,				**__a      ,				)

           A__   				=					do_lower_case
           A__   				=					remove_space
           A__   				=					keep_accents
           A__   				=					vocab_file
           A__   				=					False if not self.vocab_file else True


    def  SCREAMING_SNAKE_CASE							(    self   :			str      ,				UpperCAmelCase__   :			List[int]      ,				UpperCAmelCase__   :			Optional[List[int]] = None)		->List[int]:





           '''simple docstring'''

           A__   				=					[self.sep_token_id]
           A__   				=					[self.cls_token_id]
           if token_ids_a is None:
                  return cls + token_ids_a + sep
           return cls + token_ids_a + sep + token_ids_a + sep


    def  SCREAMING_SNAKE_CASE							(    self   :			Optional[Any]      ,				UpperCAmelCase__   :			List[int]      ,				UpperCAmelCase__   :			Optional[List[int]] = None      ,				UpperCAmelCase__   :			bool = False)		->List[int]:





           '''simple docstring'''

           if already_has_special_tokens:
                  if token_ids_a is not None:
                         raise ValueError(
                             '''You should not supply a second sequence if the provided sequence of '''
                             '''ids is already formatted with special tokens for the model.''')
                  return [1 if x in [self.sep_token_id, self.cls_token_id] else 0 for x in token_ids_a]

           if token_ids_a is not None:
                  return [1] + ([0] * len(__a)) + [1] + ([0] * len(__a)) + [1]
           return [1] + ([0] * len(__a)) + [1]


    def  SCREAMING_SNAKE_CASE							(    self   :			Dict      ,				UpperCAmelCase__   :			List[int]      ,				UpperCAmelCase__   :			Optional[List[int]] = None)		->List[int]:





           '''simple docstring'''

           A__   				=					[self.sep_token_id]
           A__   				=					[self.cls_token_id]

           if token_ids_a is None:
                  return len(cls + token_ids_a + sep) * [0]
           return len(cls + token_ids_a + sep) * [0] + len(token_ids_a + sep) * [1]





    def  SCREAMING_SNAKE_CASE							(    self   :			List[str]      ,				UpperCAmelCase__   :			str      ,				UpperCAmelCase__   :			Optional[str] = None)		->Tuple[str]:





           '''simple docstring'''

           if not os.path.isdir(__a):
                  logger.error('''Vocabulary path ({}) should be a directory'''.format(__a))
                  return
           A__   				=					os.path.join(
               __a      ,				(filename_prefix + '''-''' if filename_prefix else '''''') + VOCAB_FILES_NAMES['''vocab_file'''])

           if os.path.abspath(self.vocab_file) != os.path.abspath(__a):
                  copyfile(self.vocab_file      ,				__a)

           return (out_vocab_file,)








import gc
import random
import unittest

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

from diffusers import AutoencoderKL, DDIMScheduler, DDPMScheduler, StableDiffusionUpscalePipeline, UNetaDConditionModel
from diffusers.utils import floats_tensor, load_image, load_numpy, slow, torch_device
from diffusers.utils.testing_utils import enable_full_determinism, require_torch_gpu


enable_full_determinism()


class        UpperCamelCase_					(				unittest.TestCase  ):

    '''simple docstring'''






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





           '''simple docstring'''

           super().tearDown()
           gc.collect()
           torch.cuda.empty_cache()


    @property
    def  SCREAMING_SNAKE_CASE							(    self   :			Union[str, Any])		->Dict:





           '''simple docstring'''

           A__   				=					1
           A__   				=					3
           A__   				=					(32, 32)

           A__   				=					floats_tensor((batch_size, num_channels) + sizes      ,				rng=random.Random(0)).to(UpperCAmelCase__)
           return image


    @property
    def  SCREAMING_SNAKE_CASE							(    self   :			Any)		->str:





           '''simple docstring'''

           torch.manual_seed(0)
           A__   				=					UNetaDConditionModel(
               block_out_channels=(32, 32, 64)      ,				layers_per_block=2      ,				sample_size=32      ,				in_channels=7      ,				out_channels=4      ,				down_block_types=('''DownBlock2D''', '''CrossAttnDownBlock2D''', '''CrossAttnDownBlock2D''')      ,				up_block_types=('''CrossAttnUpBlock2D''', '''CrossAttnUpBlock2D''', '''UpBlock2D''')      ,				cross_attention_dim=32      ,				attention_head_dim=8      ,				use_linear_projection=UpperCAmelCase__      ,				only_cross_attention=(True, True, False)      ,				num_class_embeds=100      ,				)
           return model


    @property
    def  SCREAMING_SNAKE_CASE							(    self   :			str)		->Dict:





           '''simple docstring'''

           torch.manual_seed(0)
           A__   				=					AutoencoderKL(
               block_out_channels=[32, 32, 64]      ,				in_channels=3      ,				out_channels=3      ,				down_block_types=['''DownEncoderBlock2D''', '''DownEncoderBlock2D''', '''DownEncoderBlock2D''']      ,				up_block_types=['''UpDecoderBlock2D''', '''UpDecoderBlock2D''', '''UpDecoderBlock2D''']      ,				latent_channels=4      ,				)
           return model


    @property
    def  SCREAMING_SNAKE_CASE							(    self   :			List[str])		->Dict:





           '''simple docstring'''

           torch.manual_seed(0)
           A__   				=					CLIPTextConfig(
               bos_token_id=0      ,				eos_token_id=2      ,				hidden_size=32      ,				intermediate_size=37      ,				layer_norm_eps=1e-05      ,				num_attention_heads=4      ,				num_hidden_layers=5      ,				pad_token_id=1      ,				vocab_size=1_000      ,				hidden_act='''gelu'''      ,				projection_dim=512      ,				)
           return CLIPTextModel(UpperCAmelCase__)


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





           '''simple docstring'''

           A__   				=					'''cpu'''  # ensure determinism for the device-dependent torch.Generator
           A__   				=					self.dummy_cond_unet_upscale
           A__   				=					DDPMScheduler()
           A__   				=					DDIMScheduler(prediction_type='''v_prediction''')
           A__   				=					self.dummy_vae
           A__   				=					self.dummy_text_encoder
           A__   				=					CLIPTokenizer.from_pretrained('''hf-internal-testing/tiny-random-clip''')

           A__   				=					self.dummy_image.cpu().permute(0      ,				2      ,				3      ,				1)[0]
           A__   				=					Image.fromarray(np.uinta(UpperCAmelCase__)).convert('''RGB''').resize((64, 64))

           # make sure here that pndm scheduler skips prk
           A__   				=					StableDiffusionUpscalePipeline(
               unet=UpperCAmelCase__      ,				low_res_scheduler=UpperCAmelCase__      ,				scheduler=UpperCAmelCase__      ,				vae=UpperCAmelCase__      ,				text_encoder=UpperCAmelCase__      ,				tokenizer=UpperCAmelCase__      ,				max_noise_level=350      ,				)
           A__   				=					sd_pipe.to(UpperCAmelCase__)
           sd_pipe.set_progress_bar_config(disable=UpperCAmelCase__)

           A__   				=					'''A painting of a squirrel eating a burger'''
           A__   				=					torch.Generator(device=UpperCAmelCase__).manual_seed(0)
           A__   				=					sd_pipe(
               [prompt]      ,				image=UpperCAmelCase__      ,				generator=UpperCAmelCase__      ,				guidance_scale=6.0      ,				noise_level=20      ,				num_inference_steps=2      ,				output_type='''np'''      ,				)

           A__   				=					output.images

           A__   				=					torch.Generator(device=UpperCAmelCase__).manual_seed(0)
           A__   				=					sd_pipe(
               [prompt]      ,				image=UpperCAmelCase__      ,				generator=UpperCAmelCase__      ,				guidance_scale=6.0      ,				noise_level=20      ,				num_inference_steps=2      ,				output_type='''np'''      ,				return_dict=UpperCAmelCase__      ,				)[0]

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

           A__   				=					low_res_image.size[0] * 4
           assert image.shape == (1, expected_height_width, expected_height_width, 3)
           A__   				=					np.array([0.3113, 0.3910, 0.4272, 0.4859, 0.5061, 0.4652, 0.5362, 0.5715, 0.5661])

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


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





           '''simple docstring'''

           A__   				=					'''cpu'''  # ensure determinism for the device-dependent torch.Generator
           A__   				=					self.dummy_cond_unet_upscale
           A__   				=					DDPMScheduler()
           A__   				=					DDIMScheduler(prediction_type='''v_prediction''')
           A__   				=					self.dummy_vae
           A__   				=					self.dummy_text_encoder
           A__   				=					CLIPTokenizer.from_pretrained('''hf-internal-testing/tiny-random-clip''')

           A__   				=					self.dummy_image.cpu().permute(0      ,				2      ,				3      ,				1)[0]
           A__   				=					Image.fromarray(np.uinta(UpperCAmelCase__)).convert('''RGB''').resize((64, 64))

           # make sure here that pndm scheduler skips prk
           A__   				=					StableDiffusionUpscalePipeline(
               unet=UpperCAmelCase__      ,				low_res_scheduler=UpperCAmelCase__      ,				scheduler=UpperCAmelCase__      ,				vae=UpperCAmelCase__      ,				text_encoder=UpperCAmelCase__      ,				tokenizer=UpperCAmelCase__      ,				max_noise_level=350      ,				)
           A__   				=					sd_pipe.to(UpperCAmelCase__)
           sd_pipe.set_progress_bar_config(disable=UpperCAmelCase__)

           A__   				=					'''A painting of a squirrel eating a burger'''
           A__   				=					sd_pipe(
               2 * [prompt]      ,				image=2 * [low_res_image]      ,				guidance_scale=6.0      ,				noise_level=20      ,				num_inference_steps=2      ,				output_type='''np'''      ,				)
           A__   				=					output.images
           assert image.shape[0] == 2

           A__   				=					torch.Generator(device=UpperCAmelCase__).manual_seed(0)
           A__   				=					sd_pipe(
               [prompt]      ,				image=UpperCAmelCase__      ,				generator=UpperCAmelCase__      ,				num_images_per_prompt=2      ,				guidance_scale=6.0      ,				noise_level=20      ,				num_inference_steps=2      ,				output_type='''np'''      ,				)
           A__   				=					output.images
           assert image.shape[0] == 2





    @unittest.skipIf(torch_device != '''cuda'''      ,				'''This test requires a GPU''')
    def  SCREAMING_SNAKE_CASE							(    self   :			Any)		->str:





           '''simple docstring'''

           A__   				=					self.dummy_cond_unet_upscale
           A__   				=					DDPMScheduler()
           A__   				=					DDIMScheduler(prediction_type='''v_prediction''')
           A__   				=					self.dummy_vae
           A__   				=					self.dummy_text_encoder
           A__   				=					CLIPTokenizer.from_pretrained('''hf-internal-testing/tiny-random-clip''')

           A__   				=					self.dummy_image.cpu().permute(0      ,				2      ,				3      ,				1)[0]
           A__   				=					Image.fromarray(np.uinta(UpperCAmelCase__)).convert('''RGB''').resize((64, 64))

           # put models in fp16, except vae as it overflows in fp16
           A__   				=					unet.half()
           A__   				=					text_encoder.half()

           # make sure here that pndm scheduler skips prk
           A__   				=					StableDiffusionUpscalePipeline(
               unet=UpperCAmelCase__      ,				low_res_scheduler=UpperCAmelCase__      ,				scheduler=UpperCAmelCase__      ,				vae=UpperCAmelCase__      ,				text_encoder=UpperCAmelCase__      ,				tokenizer=UpperCAmelCase__      ,				max_noise_level=350      ,				)
           A__   				=					sd_pipe.to(UpperCAmelCase__)
           sd_pipe.set_progress_bar_config(disable=UpperCAmelCase__)

           A__   				=					'''A painting of a squirrel eating a burger'''
           A__   				=					torch.manual_seed(0)
           A__   				=					sd_pipe(
               [prompt]      ,				image=UpperCAmelCase__      ,				generator=UpperCAmelCase__      ,				num_inference_steps=2      ,				output_type='''np'''      ,				).images

           A__   				=					low_res_image.size[0] * 4
           assert image.shape == (1, expected_height_width, expected_height_width, 3)


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

    '''simple docstring'''






    def  SCREAMING_SNAKE_CASE							(    self   :			Dict)		->str:





           '''simple docstring'''

           super().tearDown()
           gc.collect()
           torch.cuda.empty_cache()


    def  SCREAMING_SNAKE_CASE							(    self   :			str)		->Any:





           '''simple docstring'''

           A__   				=					load_image(
               '''https://huggingface.co/datasets/hf-internal-testing/diffusers-images/resolve/main'''
               '''/sd2-upscale/low_res_cat.png''')
           A__   				=					load_numpy(
               '''https://huggingface.co/datasets/hf-internal-testing/diffusers-images/resolve/main/sd2-upscale'''
               '''/upsampled_cat.npy''')

           A__   				=					'''stabilityai/stable-diffusion-x4-upscaler'''
           A__   				=					StableDiffusionUpscalePipeline.from_pretrained(UpperCAmelCase__)
           pipe.to(UpperCAmelCase__)
           pipe.set_progress_bar_config(disable=UpperCAmelCase__)
           pipe.enable_attention_slicing()

           A__   				=					'''a cat sitting on a park bench'''

           A__   				=					torch.manual_seed(0)
           A__   				=					pipe(
               prompt=UpperCAmelCase__      ,				image=UpperCAmelCase__      ,				generator=UpperCAmelCase__      ,				output_type='''np'''      ,				)
           A__   				=					output.images[0]

           assert image.shape == (512, 512, 3)
           assert np.abs(expected_image - image).max() < 1e-3


    def  SCREAMING_SNAKE_CASE							(    self   :			int)		->str:





           '''simple docstring'''

           A__   				=					load_image(
               '''https://huggingface.co/datasets/hf-internal-testing/diffusers-images/resolve/main'''
               '''/sd2-upscale/low_res_cat.png''')
           A__   				=					load_numpy(
               '''https://huggingface.co/datasets/hf-internal-testing/diffusers-images/resolve/main/sd2-upscale'''
               '''/upsampled_cat_fp16.npy''')

           A__   				=					'''stabilityai/stable-diffusion-x4-upscaler'''
           A__   				=					StableDiffusionUpscalePipeline.from_pretrained(
               UpperCAmelCase__      ,				torch_dtype=torch.floataa      ,				)
           pipe.to(UpperCAmelCase__)
           pipe.set_progress_bar_config(disable=UpperCAmelCase__)
           pipe.enable_attention_slicing()

           A__   				=					'''a cat sitting on a park bench'''

           A__   				=					torch.manual_seed(0)
           A__   				=					pipe(
               prompt=UpperCAmelCase__      ,				image=UpperCAmelCase__      ,				generator=UpperCAmelCase__      ,				output_type='''np'''      ,				)
           A__   				=					output.images[0]

           assert image.shape == (512, 512, 3)
           assert np.abs(expected_image - image).max() < 5e-1





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





           '''simple docstring'''

           torch.cuda.empty_cache()
           torch.cuda.reset_max_memory_allocated()
           torch.cuda.reset_peak_memory_stats()

           A__   				=					load_image(
               '''https://huggingface.co/datasets/hf-internal-testing/diffusers-images/resolve/main'''
               '''/sd2-upscale/low_res_cat.png''')

           A__   				=					'''stabilityai/stable-diffusion-x4-upscaler'''
           A__   				=					StableDiffusionUpscalePipeline.from_pretrained(
               UpperCAmelCase__      ,				torch_dtype=torch.floataa      ,				)
           pipe.to(UpperCAmelCase__)
           pipe.set_progress_bar_config(disable=UpperCAmelCase__)
           pipe.enable_attention_slicing(1)
           pipe.enable_sequential_cpu_offload()

           A__   				=					'''a cat sitting on a park bench'''

           A__   				=					torch.manual_seed(0)
           A__   				=					pipe(
               prompt=UpperCAmelCase__      ,				image=UpperCAmelCase__      ,				generator=UpperCAmelCase__      ,				num_inference_steps=5      ,				output_type='''np'''      ,				)

           A__   				=					torch.cuda.max_memory_allocated()
           # make sure that less than 2.9 GB is allocated
           assert mem_bytes < 2.9 * 10**9


