'''simple docstring'''

import unittest

import numpy as np
import torch

from diffusers import PNDMPipeline, PNDMScheduler, UNetaDModel
from diffusers.utils.testing_utils import enable_full_determinism, require_torch, slow, torch_device


enable_full_determinism()







class 				_lowercase     (				unittest.TestCase			):


 '''simple docstring'''






 @property
 def a					(      self   :	Dict							)  ->    List[Any]:
  torch.manual_seed(0							)
  __lowerCAmelCase											=						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 a					(      self   :	Dict							)  ->    Optional[Any]:
  __lowerCAmelCase											=						self.dummy_uncond_unet
  __lowerCAmelCase											=						PNDMScheduler()

  __lowerCAmelCase											=						PNDMPipeline(unet=__SCREAMING_SNAKE_CASE      ,       scheduler=__SCREAMING_SNAKE_CASE							)
  pndm.to(__SCREAMING_SNAKE_CASE							)
  pndm.set_progress_bar_config(disable=__SCREAMING_SNAKE_CASE							)

  __lowerCAmelCase											=						torch.manual_seed(0							)
  __lowerCAmelCase											=						pndm(generator=__SCREAMING_SNAKE_CASE      ,       num_inference_steps=20      ,       output_type="""numpy"""							).images

  __lowerCAmelCase											=						torch.manual_seed(0							)
  __lowerCAmelCase											=						pndm(generator=__SCREAMING_SNAKE_CASE      ,       num_inference_steps=20      ,       output_type="""numpy"""      ,       return_dict=__SCREAMING_SNAKE_CASE							)[0]

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

  assert image.shape == (1, 32, 32, 3)
  __lowerCAmelCase											=						np.array([1.0, 1.0, 0.0, 1.0, 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 				_lowercase     (				unittest.TestCase			):


 '''simple docstring'''






 def a					(      self   :	Any							)  ->    str:
  __lowerCAmelCase											=						"""google/ddpm-cifar10-32"""

  __lowerCAmelCase											=						UNetaDModel.from_pretrained(__SCREAMING_SNAKE_CASE							)
  __lowerCAmelCase											=						PNDMScheduler()

  __lowerCAmelCase											=						PNDMPipeline(unet=__SCREAMING_SNAKE_CASE      ,       scheduler=__SCREAMING_SNAKE_CASE							)
  pndm.to(__SCREAMING_SNAKE_CASE							)
  pndm.set_progress_bar_config(disable=__SCREAMING_SNAKE_CASE							)
  __lowerCAmelCase											=						torch.manual_seed(0							)
  __lowerCAmelCase											=						pndm(generator=__SCREAMING_SNAKE_CASE      ,       output_type="""numpy"""							).images

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

  assert image.shape == (1, 32, 32, 3)
  __lowerCAmelCase											=						np.array([0.1_5_6_4, 0.1_4_6_4_5, 0.1_4_0_6, 0.1_4_7_1_5, 0.1_2_4_2_5, 0.1_4_0_4_5, 0.1_3_1_1_5, 0.1_2_1_7_5, 0.1_2_5]							)

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











import os
from pathlib import Path
from unittest.mock import patch

import pytest
import zstandard as zstd

from datasets.download.download_config import DownloadConfig
from datasets.utils.file_utils import (
    OfflineModeIsEnabled,
    cached_path,
    fsspec_get,
    fsspec_head,
    ftp_get,
    ftp_head,
    get_from_cache,
    http_get,
    http_head,
)


__snake_case						:List[str]      		=     '''\
    Text data.
    Second line of data.'''

__snake_case						:Optional[Any]      		=     '''file'''





@pytest.fixture(scope='''session'''				)
def      __snake_case	(			_UpperCAmelCase				):
    __a						       =				tmp_path_factory.mktemp('''data'''				) / (FILE_PATH + '''.zstd''')
    __a						       =				bytes(_UpperCAmelCase   , '''utf-8'''				)
    with zstd.open(_UpperCAmelCase   , '''wb'''				) as f:
        f.write(_UpperCAmelCase				)
    return path





@pytest.fixture
def      __snake_case	(			_UpperCAmelCase				):
    with open(os.path.join(tmpfs.local_root_dir   , _UpperCAmelCase				)   , '''w'''				) as f:
        f.write(_UpperCAmelCase				)
    return FILE_PATH





@pytest.mark.parametrize('''compression_format'''   , ['''gzip''', '''xz''', '''zstd''']				)
def      __snake_case	(			_UpperCAmelCase   , _UpperCAmelCase   , _UpperCAmelCase   , _UpperCAmelCase   , _UpperCAmelCase   , _UpperCAmelCase				):
    __a						       =				{'''gzip''': gz_file, '''xz''': xz_file, '''zstd''': zstd_path}
    __a						       =				input_paths[compression_format]
    __a						       =				tmp_path / '''cache'''
    __a						       =				DownloadConfig(cache_dir=_UpperCAmelCase   , extract_compressed_file=_UpperCAmelCase				)
    __a						       =				cached_path(_UpperCAmelCase   , download_config=_UpperCAmelCase				)
    with open(_UpperCAmelCase				) as f:
        __a						       =				f.read()
    with open(_UpperCAmelCase				) as f:
        __a						       =				f.read()
    assert extracted_file_content == expected_file_content





@pytest.mark.parametrize('''default_extracted'''   , [True, False]				)
@pytest.mark.parametrize('''default_cache_dir'''   , [True, False]				)
def      __snake_case	(			_UpperCAmelCase   , _UpperCAmelCase   , _UpperCAmelCase   , _UpperCAmelCase   , _UpperCAmelCase				):
    __a						       =				'''custom_cache'''
    __a						       =				'''custom_extracted_dir'''
    __a						       =				tmp_path / '''custom_extracted_path'''
    if default_extracted:
        __a						       =				('''downloads''' if default_cache_dir else custom_cache_dir, '''extracted''')
    else:
        monkeypatch.setattr('''datasets.config.EXTRACTED_DATASETS_DIR'''   , _UpperCAmelCase				)
        monkeypatch.setattr('''datasets.config.EXTRACTED_DATASETS_PATH'''   , str(_UpperCAmelCase				)				)
        __a						       =				custom_extracted_path.parts[-2:] if default_cache_dir else (custom_cache_dir, custom_extracted_dir)

    __a						       =				xz_file
    __a						       =				(
        DownloadConfig(extract_compressed_file=_UpperCAmelCase				)
        if default_cache_dir
        else DownloadConfig(cache_dir=tmp_path / custom_cache_dir   , extract_compressed_file=_UpperCAmelCase				)
    )
    __a						       =				cached_path(_UpperCAmelCase   , download_config=_UpperCAmelCase				)
    assert Path(_UpperCAmelCase				).parent.parts[-2:] == expected





def      __snake_case	(			_UpperCAmelCase				):
    # absolute path
    __a						       =				str(Path(_UpperCAmelCase				).resolve()				)
    assert cached_path(_UpperCAmelCase				) == text_file
    # relative path
    __a						       =				str(Path(_UpperCAmelCase				).resolve().relative_to(Path(os.getcwd()				)				)				)
    assert cached_path(_UpperCAmelCase				) == text_file





def      __snake_case	(			_UpperCAmelCase				):
    # absolute path
    __a						       =				str(tmp_path.resolve() / '''__missing_file__.txt'''				)
    with pytest.raises(_UpperCAmelCase				):
        cached_path(_UpperCAmelCase				)
    # relative path
    __a						       =				'''./__missing_file__.txt'''
    with pytest.raises(_UpperCAmelCase				):
        cached_path(_UpperCAmelCase				)





def      __snake_case	(			_UpperCAmelCase				):
    __a						       =				get_from_cache(f'tmp://{tmpfs_file}'				)
    with open(_UpperCAmelCase				) as f:
        __a						       =				f.read()
    assert output_file_content == FILE_CONTENT





@patch('''datasets.config.HF_DATASETS_OFFLINE'''   , _UpperCAmelCase				)
def      __snake_case	(			):
    with pytest.raises(_UpperCAmelCase				):
        cached_path('''https://huggingface.co'''				)





@patch('''datasets.config.HF_DATASETS_OFFLINE'''   , _UpperCAmelCase				)
def      __snake_case	(			_UpperCAmelCase				):
    __a						       =				tmp_path_factory.mktemp('''data'''				) / '''file.html'''
    with pytest.raises(_UpperCAmelCase				):
        http_get('''https://huggingface.co'''   , temp_file=_UpperCAmelCase				)
    with pytest.raises(_UpperCAmelCase				):
        http_head('''https://huggingface.co'''				)





@patch('''datasets.config.HF_DATASETS_OFFLINE'''   , _UpperCAmelCase				)
def      __snake_case	(			_UpperCAmelCase				):
    __a						       =				tmp_path_factory.mktemp('''data'''				) / '''file.html'''
    with pytest.raises(_UpperCAmelCase				):
        ftp_get('''ftp://huggingface.co'''   , temp_file=_UpperCAmelCase				)
    with pytest.raises(_UpperCAmelCase				):
        ftp_head('''ftp://huggingface.co'''				)





@patch('''datasets.config.HF_DATASETS_OFFLINE'''   , _UpperCAmelCase				)
def      __snake_case	(			_UpperCAmelCase				):
    __a						       =				tmp_path_factory.mktemp('''data'''				) / '''file.html'''
    with pytest.raises(_UpperCAmelCase				):
        fsspec_get('''s3://huggingface.co'''   , temp_file=_UpperCAmelCase				)
    with pytest.raises(_UpperCAmelCase				):
        fsspec_head('''s3://huggingface.co'''				)





