

import multiprocessing
import os
from typing import BinaryIO, Optional, Union

from .. import Dataset, Features, NamedSplit, config
from ..formatting import query_table
from ..packaged_modules.csv.csv import Csv
from ..utils import logging
from ..utils.typing import NestedDataStructureLike, PathLike
from .abc import AbstractDatasetReader



class     lowercase						(       _UpperCamelCase					):



 '''simple docstring'''


 def __init__(self       ,       __a       ,       __a = None       ,       __a = None       ,       __a = None       ,       __a = False       ,       __a = False       ,       __a = None       ,       **__a       ,       ) ->					Union[str, Any]:






  """simple docstring"""





  super().__init__(
      __a       ,       split=__a       ,       features=__a       ,       cache_dir=__a       ,       keep_in_memory=__a       ,       streaming=__a       ,       num_proc=__a       ,       **__a       ,       )
  UpperCAmelCase__							=				path_or_paths if isinstance(__a       ,       __a ) else {self.split: path_or_paths}
  UpperCAmelCase__							=				Csv(
      cache_dir=__a       ,       data_files=__a       ,       features=__a       ,       **__a       ,       )




 def   UpperCamelCase__							(self ) ->					Optional[Any]:






  """simple docstring"""





  if self.streaming:
   UpperCAmelCase__							=				self.builder.as_streaming_dataset(split=self.split )
  # Build regular (map-style) dataset
  else:
   UpperCAmelCase__							=				None
   UpperCAmelCase__							=				None
   UpperCAmelCase__							=				None
   UpperCAmelCase__							=				None

   self.builder.download_and_prepare(
       download_config=__a       ,       download_mode=__a       ,       verification_mode=__a       ,       base_path=__a       ,       num_proc=self.num_proc       ,       )
   UpperCAmelCase__							=				self.builder.as_dataset(
       split=self.split       ,       verification_mode=__a       ,       in_memory=self.keep_in_memory )
  return dataset







class     lowercase						:



 '''simple docstring'''


 def __init__(self       ,       __a       ,       __a       ,       __a = None       ,       __a = None       ,       **__a       ,       ) ->					List[Any]:






  """simple docstring"""





  if num_proc is not None and num_proc <= 0:
   raise ValueError(F"num_proc {num_proc} must be an integer > 0." )

  UpperCAmelCase__							=				dataset
  UpperCAmelCase__							=				path_or_buf
  UpperCAmelCase__							=				batch_size if batch_size else config.DEFAULT_MAX_BATCH_SIZE
  UpperCAmelCase__							=				num_proc
  UpperCAmelCase__							=				'utf-8'
  UpperCAmelCase__							=				to_csv_kwargs




 def   UpperCamelCase__							(self ) ->					int:






  """simple docstring"""





  UpperCAmelCase__							=				self.to_csv_kwargs.pop('path_or_buf'       ,       __a )
  UpperCAmelCase__							=				self.to_csv_kwargs.pop('header'       ,       __a )
  UpperCAmelCase__							=				self.to_csv_kwargs.pop('index'       ,       __a )

  if isinstance(self.path_or_buf       ,       (str, bytes, os.PathLike) ):
   with open(self.path_or_buf       ,       'wb+' ) as buffer:
    UpperCAmelCase__							=				self._write(file_obj=__a       ,       header=__a       ,       index=__a       ,       **self.to_csv_kwargs )
  else:
   UpperCAmelCase__							=				self._write(file_obj=self.path_or_buf       ,       header=__a       ,       index=__a       ,       **self.to_csv_kwargs )
  return written




 def   UpperCamelCase__							(self       ,       __a ) ->					List[str]:






  """simple docstring"""





  UpperCAmelCase__				,    UpperCAmelCase__				,    UpperCAmelCase__				,    UpperCAmelCase__							=				args

  UpperCAmelCase__							=				query_table(
      table=self.dataset.data       ,       key=slice(__a       ,       offset + self.batch_size )       ,       indices=self.dataset._indices       ,       )
  UpperCAmelCase__							=				batch.to_pandas().to_csv(
      path_or_buf=__a       ,       header=header if (offset == 0) else False       ,       index=__a       ,       **__a )
  return csv_str.encode(self.encoding )




 def   UpperCamelCase__							(self       ,       __a       ,       __a       ,       __a       ,       **__a ) ->					int:






  """simple docstring"""





  UpperCAmelCase__							=				0

  if self.num_proc is None or self.num_proc == 1:
   for offset in logging.tqdm(
       range(0       ,       len(self.dataset )       ,       self.batch_size )       ,       unit='ba'       ,       disable=not logging.is_progress_bar_enabled()       ,       desc='Creating CSV from Arrow format'       ,       ):
    UpperCAmelCase__							=				self._batch_csv((offset, header, index, to_csv_kwargs) )
    written += file_obj.write(__a )

  else:
   UpperCAmelCase__				,    UpperCAmelCase__							=				len(self.dataset ), self.batch_size
   with multiprocessing.Pool(self.num_proc ) as pool:
    for csv_str in logging.tqdm(
        pool.imap(
            self._batch_csv       ,       [(offset, header, index, to_csv_kwargs) for offset in range(0       ,       __a       ,       __a )]       ,       )       ,       total=(num_rows // batch_size) + 1 if num_rows % batch_size else num_rows // batch_size       ,       unit='ba'       ,       disable=not logging.is_progress_bar_enabled()       ,       desc='Creating CSV from Arrow format'       ,       ):
     written += file_obj.write(__a )

  return written






import unittest

import numpy as np

from transformers.testing_utils import require_torch, require_vision
from transformers.utils import is_torch_available, is_vision_available

from ...test_image_processing_common import ImageProcessingSavingTestMixin


if is_torch_available():
 import torch

if is_vision_available():
 from PIL import Image

 from transformers import CLIPImageProcessor



class     lowercase						(       unittest.TestCase					):



 '''simple docstring'''


 def __init__(self       ,       __a       ,       __a=7       ,       __a=3       ,       __a=18       ,       __a=30       ,       __a=400       ,       __a=True       ,       __a=None       ,       __a=True       ,       __a=None       ,       __a=True       ,       __a=[0.48_14_54_66, 0.4_57_82_75, 0.40_82_10_73]       ,       __a=[0.26_86_29_54, 0.26_13_02_58, 0.27_57_77_11]       ,       __a=True       ,       ) ->					Optional[int]:






  """simple docstring"""





  UpperCAmelCase__							=				size if size is not None else {'shortest_edge': 20}
  UpperCAmelCase__							=				crop_size if crop_size is not None else {'height': 18, 'width': 18}
  UpperCAmelCase__							=				parent
  UpperCAmelCase__							=				batch_size
  UpperCAmelCase__							=				num_channels
  UpperCAmelCase__							=				image_size
  UpperCAmelCase__							=				min_resolution
  UpperCAmelCase__							=				max_resolution
  UpperCAmelCase__							=				do_resize
  UpperCAmelCase__							=				size
  UpperCAmelCase__							=				do_center_crop
  UpperCAmelCase__							=				crop_size
  UpperCAmelCase__							=				do_normalize
  UpperCAmelCase__							=				image_mean
  UpperCAmelCase__							=				image_std
  UpperCAmelCase__							=				do_convert_rgb




 def   UpperCamelCase__							(self ) ->					List[str]:






  """simple docstring"""





  return {
      "do_resize": self.do_resize,
      "size": self.size,
      "do_center_crop": self.do_center_crop,
      "crop_size": self.crop_size,
      "do_normalize": self.do_normalize,
      "image_mean": self.image_mean,
      "image_std": self.image_std,
      "do_convert_rgb": self.do_convert_rgb,
  }




 def   UpperCamelCase__							(self       ,       __a=False       ,       __a=False       ,       __a=False ) ->					Union[str, Any]:






  """simple docstring"""





  assert not (numpify and torchify), "You cannot specify both numpy and PyTorch tensors at the same time"

  if equal_resolution:
   UpperCAmelCase__							=				[]
   for i in range(self.batch_size ):
    image_inputs.append(
        np.random.randint(
            255       ,       size=(self.num_channels, self.max_resolution, self.max_resolution)       ,       dtype=np.uinta ) )
  else:
   UpperCAmelCase__							=				[]
   for i in range(self.batch_size ):
    UpperCAmelCase__				,    UpperCAmelCase__							=				np.random.choice(np.arange(self.min_resolution       ,       self.max_resolution )       ,       2 )
    image_inputs.append(np.random.randint(255       ,       size=(self.num_channels, width, height)       ,       dtype=np.uinta ) )

  if not numpify and not torchify:
   # PIL expects the channel dimension as last dimension
   UpperCAmelCase__							=				[Image.fromarray(np.moveaxis(__a       ,       0       ,       -1 ) ) for x in image_inputs]

  if torchify:
   UpperCAmelCase__							=				[torch.from_numpy(__a ) for x in image_inputs]

  return image_inputs







@require_torch
@require_vision
class     lowercase						(       _UpperCamelCase ,				unittest.TestCase					):



 '''simple docstring'''


 __SCREAMING_SNAKE_CASE												=				CLIPImageProcessor if is_vision_available() else None




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






  """simple docstring"""





  UpperCAmelCase__							=				CLIPImageProcessingTester(self )




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






  """simple docstring"""





  return self.image_processor_tester.prepare_image_processor_dict()




 def   UpperCamelCase__							(self ) ->					Any:






  """simple docstring"""





  UpperCAmelCase__							=				self.image_processing_class(**self.image_processor_dict )
  self.assertTrue(hasattr(__a       ,       'do_resize' ) )
  self.assertTrue(hasattr(__a       ,       'size' ) )
  self.assertTrue(hasattr(__a       ,       'do_center_crop' ) )
  self.assertTrue(hasattr(__a       ,       'center_crop' ) )
  self.assertTrue(hasattr(__a       ,       'do_normalize' ) )
  self.assertTrue(hasattr(__a       ,       'image_mean' ) )
  self.assertTrue(hasattr(__a       ,       'image_std' ) )
  self.assertTrue(hasattr(__a       ,       'do_convert_rgb' ) )




 def   UpperCamelCase__							(self ) ->					str:






  """simple docstring"""





  UpperCAmelCase__							=				self.image_processing_class.from_dict(self.image_processor_dict )
  self.assertEqual(image_processor.size       ,       {'shortest_edge': 20} )
  self.assertEqual(image_processor.crop_size       ,       {'height': 18, 'width': 18} )

  UpperCAmelCase__							=				self.image_processing_class.from_dict(self.image_processor_dict       ,       size=42       ,       crop_size=84 )
  self.assertEqual(image_processor.size       ,       {'shortest_edge': 42} )
  self.assertEqual(image_processor.crop_size       ,       {'height': 84, 'width': 84} )




 def   UpperCamelCase__							(self ) ->					List[Any]:






  """simple docstring"""





  pass




 def   UpperCamelCase__							(self ) ->					Dict:






  """simple docstring"""





  UpperCAmelCase__							=				self.image_processing_class(**self.image_processor_dict )
  # create random PIL images
  UpperCAmelCase__							=				self.image_processor_tester.prepare_inputs(equal_resolution=__a )
  for image in image_inputs:
   self.assertIsInstance(__a       ,       Image.Image )

  # Test not batched input
  UpperCAmelCase__							=				image_processing(image_inputs[0]       ,       return_tensors='pt' ).pixel_values
  self.assertEqual(
      encoded_images.shape       ,       (
          1,
          self.image_processor_tester.num_channels,
          self.image_processor_tester.crop_size['height'],
          self.image_processor_tester.crop_size['width'],
      )       ,       )

  # Test batched
  UpperCAmelCase__							=				image_processing(__a       ,       return_tensors='pt' ).pixel_values
  self.assertEqual(
      encoded_images.shape       ,       (
          self.image_processor_tester.batch_size,
          self.image_processor_tester.num_channels,
          self.image_processor_tester.crop_size['height'],
          self.image_processor_tester.crop_size['width'],
      )       ,       )




 def   UpperCamelCase__							(self ) ->					Optional[Any]:






  """simple docstring"""





  UpperCAmelCase__							=				self.image_processing_class(**self.image_processor_dict )
  # create random numpy tensors
  UpperCAmelCase__							=				self.image_processor_tester.prepare_inputs(equal_resolution=__a       ,       numpify=__a )
  for image in image_inputs:
   self.assertIsInstance(__a       ,       np.ndarray )

  # Test not batched input
  UpperCAmelCase__							=				image_processing(image_inputs[0]       ,       return_tensors='pt' ).pixel_values
  self.assertEqual(
      encoded_images.shape       ,       (
          1,
          self.image_processor_tester.num_channels,
          self.image_processor_tester.crop_size['height'],
          self.image_processor_tester.crop_size['width'],
      )       ,       )

  # Test batched
  UpperCAmelCase__							=				image_processing(__a       ,       return_tensors='pt' ).pixel_values
  self.assertEqual(
      encoded_images.shape       ,       (
          self.image_processor_tester.batch_size,
          self.image_processor_tester.num_channels,
          self.image_processor_tester.crop_size['height'],
          self.image_processor_tester.crop_size['width'],
      )       ,       )




 def   UpperCamelCase__							(self ) ->					Tuple:






  """simple docstring"""





  UpperCAmelCase__							=				self.image_processing_class(**self.image_processor_dict )
  # create random PyTorch tensors
  UpperCAmelCase__							=				self.image_processor_tester.prepare_inputs(equal_resolution=__a       ,       torchify=__a )
  for image in image_inputs:
   self.assertIsInstance(__a       ,       torch.Tensor )

  # Test not batched input
  UpperCAmelCase__							=				image_processing(image_inputs[0]       ,       return_tensors='pt' ).pixel_values
  self.assertEqual(
      encoded_images.shape       ,       (
          1,
          self.image_processor_tester.num_channels,
          self.image_processor_tester.crop_size['height'],
          self.image_processor_tester.crop_size['width'],
      )       ,       )

  # Test batched
  UpperCAmelCase__							=				image_processing(__a       ,       return_tensors='pt' ).pixel_values
  self.assertEqual(
      encoded_images.shape       ,       (
          self.image_processor_tester.batch_size,
          self.image_processor_tester.num_channels,
          self.image_processor_tester.crop_size['height'],
          self.image_processor_tester.crop_size['width'],
      )       ,       )







@require_torch
@require_vision
class     lowercase						(       _UpperCamelCase ,				unittest.TestCase					):



 '''simple docstring'''


 __SCREAMING_SNAKE_CASE												=				CLIPImageProcessor if is_vision_available() else None




 def   UpperCamelCase__							(self ) ->					Optional[int]:






  """simple docstring"""





  UpperCAmelCase__							=				CLIPImageProcessingTester(self       ,       num_channels=4 )
  UpperCAmelCase__							=				3




 @property
 def   UpperCamelCase__							(self ) ->					Optional[int]:






  """simple docstring"""





  return self.image_processor_tester.prepare_image_processor_dict()




 def   UpperCamelCase__							(self ) ->					List[str]:






  """simple docstring"""





  UpperCAmelCase__							=				self.image_processing_class(**self.image_processor_dict )
  self.assertTrue(hasattr(__a       ,       'do_resize' ) )
  self.assertTrue(hasattr(__a       ,       'size' ) )
  self.assertTrue(hasattr(__a       ,       'do_center_crop' ) )
  self.assertTrue(hasattr(__a       ,       'center_crop' ) )
  self.assertTrue(hasattr(__a       ,       'do_normalize' ) )
  self.assertTrue(hasattr(__a       ,       'image_mean' ) )
  self.assertTrue(hasattr(__a       ,       'image_std' ) )
  self.assertTrue(hasattr(__a       ,       'do_convert_rgb' ) )




 def   UpperCamelCase__							(self ) ->					Tuple:






  """simple docstring"""





  pass




 def   UpperCamelCase__							(self ) ->					Optional[int]:






  """simple docstring"""





  UpperCAmelCase__							=				self.image_processing_class(**self.image_processor_dict )
  # create random PIL images
  UpperCAmelCase__							=				self.image_processor_tester.prepare_inputs(equal_resolution=__a )
  for image in image_inputs:
   self.assertIsInstance(__a       ,       Image.Image )

  # Test not batched input
  UpperCAmelCase__							=				image_processing(image_inputs[0]       ,       return_tensors='pt' ).pixel_values
  self.assertEqual(
      encoded_images.shape       ,       (
          1,
          self.expected_encoded_image_num_channels,
          self.image_processor_tester.crop_size['height'],
          self.image_processor_tester.crop_size['width'],
      )       ,       )

  # Test batched
  UpperCAmelCase__							=				image_processing(__a       ,       return_tensors='pt' ).pixel_values
  self.assertEqual(
      encoded_images.shape       ,       (
          self.image_processor_tester.batch_size,
          self.expected_encoded_image_num_channels,
          self.image_processor_tester.crop_size['height'],
          self.image_processor_tester.crop_size['width'],
      )       ,       )



