




from typing import TYPE_CHECKING

from ...utils import OptionalDependencyNotAvailable, _LazyModule, is_torch_available


_lowerCamelCase      			=					{
    'configuration_git': ['GIT_PRETRAINED_CONFIG_ARCHIVE_MAP', 'GitConfig', 'GitVisionConfig'],
    'processing_git': ['GitProcessor'],
}

try:
 if not is_torch_available():
  raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
 pass
else:
 _lowerCamelCase      			=					[
     'GIT_PRETRAINED_MODEL_ARCHIVE_LIST',
     'GitForCausalLM',
     'GitModel',
     'GitPreTrainedModel',
     'GitVisionModel',
 ]

if TYPE_CHECKING:
 from .configuration_git import GIT_PRETRAINED_CONFIG_ARCHIVE_MAP, GitConfig, GitVisionConfig
 from .processing_git import GitProcessor

 try:
  if not is_torch_available():
   raise OptionalDependencyNotAvailable()
 except OptionalDependencyNotAvailable:
  pass
 else:
  from .modeling_git import (
      GIT_PRETRAINED_MODEL_ARCHIVE_LIST,
      GitForCausalLM,
      GitModel,
      GitPreTrainedModel,
      GitVisionModel,
  )

else:
 import sys

 _lowerCamelCase      			=					_LazyModule(__name__, globals()['__file__'], _import_structure, module_spec=__spec__)











import gc
import unittest

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

from diffusers import TransformeraDModel, VQDiffusionPipeline, VQDiffusionScheduler, VQModel
from diffusers.pipelines.vq_diffusion.pipeline_vq_diffusion import LearnedClassifierFreeSamplingEmbeddings
from diffusers.utils import load_numpy, slow, torch_device
from diffusers.utils.testing_utils import require_torch_gpu


_lowerCamelCase      			=						False



class       a					(       unittest.TestCase      ):

     '''simple docstring'''





     def   lowerCamelCase_       (     self       :      str    ):
         # clean up the VRAM after each test
         super().tearDown()
         gc.collect()
         torch.cuda.empty_cache()
     @property
     def   lowerCamelCase_       (     self       :      Any    ):
         return 12
     @property
     def   lowerCamelCase_       (     self       :      Union[str, Any]    ):
         return 12
     @property
     def   lowerCamelCase_       (     self       :      Optional[Any]    ):
         return 32
     @property
     def   lowerCamelCase_       (     self       :      List[Any]    ):
         torch.manual_seed(0    )
         UpperCAmelCase_										=					VQModel(
             block_out_channels=[32, 64] ,   in_channels=3 ,   out_channels=3 ,   down_block_types=['''DownEncoderBlock2D''', '''DownEncoderBlock2D'''] ,   up_block_types=['''UpDecoderBlock2D''', '''UpDecoderBlock2D'''] ,   latent_channels=3 ,   num_vq_embeddings=self.num_embed ,   vq_embed_dim=3 ,   )
         return model
     @property
     def   lowerCamelCase_       (     self       :      Tuple    ):
         UpperCAmelCase_										=					CLIPTokenizer.from_pretrained('''hf-internal-testing/tiny-random-clip'''    )
         return tokenizer
     @property
     def   lowerCamelCase_       (     self       :      int    ):
         torch.manual_seed(0    )
         UpperCAmelCase_										=					CLIPTextConfig(
             bos_token_id=0 ,   eos_token_id=2 ,   hidden_size=self.text_embedder_hidden_size ,   intermediate_size=37 ,   layer_norm_eps=1E-05 ,   num_attention_heads=4 ,   num_hidden_layers=5 ,   pad_token_id=1 ,   vocab_size=10_00 ,   )
         return CLIPTextModel(__snake_case    )
     @property
     def   lowerCamelCase_       (     self       :      Union[str, Any]    ):
         torch.manual_seed(0    )

         UpperCAmelCase_										=					12
         UpperCAmelCase_										=					12

         UpperCAmelCase_										=					{
             '''attention_bias''': True,
             '''cross_attention_dim''': 32,
             '''attention_head_dim''': height * width,
             '''num_attention_heads''': 1,
             '''num_vector_embeds''': self.num_embed,
             '''num_embeds_ada_norm''': self.num_embeds_ada_norm,
             '''norm_num_groups''': 32,
             '''sample_size''': width,
             '''activation_fn''': '''geglu-approximate''',
         }

         UpperCAmelCase_										=					TransformeraDModel(**__snake_case    )
         return model
     def   lowerCamelCase_       (     self       :      int    ):
         UpperCAmelCase_										=					'''cpu'''

         UpperCAmelCase_										=					self.dummy_vqvae
         UpperCAmelCase_										=					self.dummy_text_encoder
         UpperCAmelCase_										=					self.dummy_tokenizer
         UpperCAmelCase_										=					self.dummy_transformer
         UpperCAmelCase_										=					VQDiffusionScheduler(self.num_embed    )
         UpperCAmelCase_										=					LearnedClassifierFreeSamplingEmbeddings(learnable=__snake_case    )

         UpperCAmelCase_										=					VQDiffusionPipeline(
             vqvae=__snake_case ,   text_encoder=__snake_case ,   tokenizer=__snake_case ,   transformer=__snake_case ,   scheduler=__snake_case ,   learned_classifier_free_sampling_embeddings=__snake_case ,   )
         UpperCAmelCase_										=					pipe.to(__snake_case    )
         pipe.set_progress_bar_config(disable=__snake_case    )

         UpperCAmelCase_										=					'''teddy bear playing in the pool'''

         UpperCAmelCase_										=					torch.Generator(device=__snake_case    ).manual_seed(0    )
         UpperCAmelCase_										=					pipe([prompt] ,   generator=__snake_case ,   num_inference_steps=2 ,   output_type='''np'''    )
         UpperCAmelCase_										=					output.images

         UpperCAmelCase_										=					torch.Generator(device=__snake_case    ).manual_seed(0    )
         UpperCAmelCase_										=					pipe(
             [prompt] ,   generator=__snake_case ,   output_type='''np''' ,   return_dict=__snake_case ,   num_inference_steps=2    )[0]

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

         assert image.shape == (1, 24, 24, 3)

         UpperCAmelCase_										=					np.array([0.6_551, 0.6_168, 0.5_008, 0.5_676, 0.5_659, 0.4_295, 0.6_073, 0.5_599, 0.4_992]    )

         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   lowerCamelCase_       (     self       :      str    ):
         UpperCAmelCase_										=					'''cpu'''

         UpperCAmelCase_										=					self.dummy_vqvae
         UpperCAmelCase_										=					self.dummy_text_encoder
         UpperCAmelCase_										=					self.dummy_tokenizer
         UpperCAmelCase_										=					self.dummy_transformer
         UpperCAmelCase_										=					VQDiffusionScheduler(self.num_embed    )
         UpperCAmelCase_										=					LearnedClassifierFreeSamplingEmbeddings(
             learnable=__snake_case ,   hidden_size=self.text_embedder_hidden_size ,   length=tokenizer.model_max_length    )

         UpperCAmelCase_										=					VQDiffusionPipeline(
             vqvae=__snake_case ,   text_encoder=__snake_case ,   tokenizer=__snake_case ,   transformer=__snake_case ,   scheduler=__snake_case ,   learned_classifier_free_sampling_embeddings=__snake_case ,   )
         UpperCAmelCase_										=					pipe.to(__snake_case    )
         pipe.set_progress_bar_config(disable=__snake_case    )

         UpperCAmelCase_										=					'''teddy bear playing in the pool'''

         UpperCAmelCase_										=					torch.Generator(device=__snake_case    ).manual_seed(0    )
         UpperCAmelCase_										=					pipe([prompt] ,   generator=__snake_case ,   num_inference_steps=2 ,   output_type='''np'''    )
         UpperCAmelCase_										=					output.images

         UpperCAmelCase_										=					torch.Generator(device=__snake_case    ).manual_seed(0    )
         UpperCAmelCase_										=					pipe(
             [prompt] ,   generator=__snake_case ,   output_type='''np''' ,   return_dict=__snake_case ,   num_inference_steps=2    )[0]

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

         assert image.shape == (1, 24, 24, 3)

         UpperCAmelCase_										=					np.array([0.6_693, 0.6_075, 0.4_959, 0.5_701, 0.5_583, 0.4_333, 0.6_171, 0.5_684, 0.4_988]    )

         assert np.abs(image_slice.flatten() - expected_slice    ).max() < 2.0
         assert np.abs(image_from_tuple_slice.flatten() - expected_slice    ).max() < 1E-2



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

     '''simple docstring'''





     def   lowerCamelCase_       (     self       :      Optional[int]    ):
         # clean up the VRAM after each test
         super().tearDown()
         gc.collect()
         torch.cuda.empty_cache()




     def   lowerCamelCase_       (     self       :      Optional[int]    ):
         UpperCAmelCase_										=					load_numpy(
             '''https://huggingface.co/datasets/hf-internal-testing/diffusers-images/resolve/main'''
             '''/vq_diffusion/teddy_bear_pool_classifier_free_sampling.npy'''    )

         UpperCAmelCase_										=					VQDiffusionPipeline.from_pretrained('''microsoft/vq-diffusion-ithq'''    )
         UpperCAmelCase_										=					pipeline.to(__snake_case    )
         pipeline.set_progress_bar_config(disable=__snake_case    )

         # requires GPU generator for gumbel softmax
         # don't use GPU generator in tests though
         UpperCAmelCase_										=					torch.Generator(device=__snake_case    ).manual_seed(0    )
         UpperCAmelCase_										=					pipeline(
             '''teddy bear playing in the pool''' ,   num_images_per_prompt=1 ,   generator=__snake_case ,   output_type='''np''' ,   )

         UpperCAmelCase_										=					output.images[0]

         assert image.shape == (2_56, 2_56, 3)
         assert np.abs(expected_image - image    ).max() < 2.0





