




"""simple docstring"""


import pyarrow.parquet as pq
import pytest

from datasets import Audio, Dataset, DatasetDict, Features, NamedSplit, Sequence, Value, config
from datasets.features.image import Image
from datasets.io.parquet import ParquetDatasetReader, ParquetDatasetWriter, get_writer_batch_size

from ..utils import assert_arrow_memory_doesnt_increase, assert_arrow_memory_increases


def       UpperCAmelCase__ (snake_case__							:      Optional[Any]	,     snake_case__							:      Dict					):
  """simple docstring"""

  assert isinstance(snake_case__	,     snake_case__					)
  assert dataset.num_rows == 4
  assert dataset.num_columns == 3
  assert dataset.column_names == ["col_1", "col_2", "col_3"]
  for feature, expected_dtype in expected_features.items():
    assert dataset.features[feature].dtype == expected_dtype


@pytest.mark.parametrize("""keep_in_memory"""	,     [False, True]					)
def       UpperCAmelCase__ (snake_case__							:      str	,     snake_case__							:      Optional[int]	,     snake_case__							:      Dict					):
  """simple docstring"""

  _snake_case							:	str			=						tmp_path / """cache"""
  _snake_case							:	int			=						{"""col_1""": """string""", """col_2""": """int64""", """col_3""": """float64"""}
  with assert_arrow_memory_increases() if keep_in_memory else assert_arrow_memory_doesnt_increase():
    _snake_case							:	str			=						ParquetDatasetReader(snake_case__	,     cache_dir=snake_case__	,     keep_in_memory=snake_case__					).read()
  _check_parquet_dataset(snake_case__	,     snake_case__					)


@pytest.mark.parametrize(
    """features"""	,     [
        None,
        {"""col_1""": """string""", """col_2""": """int64""", """col_3""": """float64"""},
        {"""col_1""": """string""", """col_2""": """string""", """col_3""": """string"""},
        {"""col_1""": """int32""", """col_2""": """int32""", """col_3""": """int32"""},
        {"""col_1""": """float32""", """col_2""": """float32""", """col_3""": """float32"""},
    ]	,     )
def       UpperCAmelCase__ (snake_case__							:      Dict	,     snake_case__							:      int	,     snake_case__							:      List[Any]					):
  """simple docstring"""

  _snake_case							:	str			=						tmp_path / """cache"""
  _snake_case							:	List[Any]			=						{"""col_1""": """string""", """col_2""": """int64""", """col_3""": """float64"""}
  _snake_case							:	List[Any]			=						features.copy() if features else default_expected_features
  _snake_case							:	List[Any]			=						(
      Features({feature: Value(snake_case__					) for feature, dtype in features.items()}					) if features is not None else None
  )
  _snake_case							:	Optional[Any]			=						ParquetDatasetReader(snake_case__	,     features=snake_case__	,     cache_dir=snake_case__					).read()
  _check_parquet_dataset(snake_case__	,     snake_case__					)


@pytest.mark.parametrize("""split"""	,     [None, NamedSplit("""train"""					), """train""", """test"""]					)
def       UpperCAmelCase__ (snake_case__							:      Optional[int]	,     snake_case__							:      int	,     snake_case__							:      int					):
  """simple docstring"""

  _snake_case							:	List[str]			=						tmp_path / """cache"""
  _snake_case							:	Any			=						{"""col_1""": """string""", """col_2""": """int64""", """col_3""": """float64"""}
  _snake_case							:	int			=						ParquetDatasetReader(snake_case__	,     cache_dir=snake_case__	,     split=snake_case__					).read()
  _check_parquet_dataset(snake_case__	,     snake_case__					)
  assert dataset.split == split if split else "train"


@pytest.mark.parametrize("""path_type"""	,     [str, list]					)
def       UpperCAmelCase__ (snake_case__							:      Dict	,     snake_case__							:      str	,     snake_case__							:      str					):
  """simple docstring"""

  if issubclass(snake_case__	,     snake_case__					):
    _snake_case							:	Optional[Any]			=						parquet_path
  elif issubclass(snake_case__	,     snake_case__					):
    _snake_case							:	int			=						[parquet_path]
  _snake_case							:	Union[str, Any]			=						tmp_path / """cache"""
  _snake_case							:	Tuple			=						{"""col_1""": """string""", """col_2""": """int64""", """col_3""": """float64"""}
  _snake_case							:	List[str]			=						ParquetDatasetReader(snake_case__	,     cache_dir=snake_case__					).read()
  _check_parquet_dataset(snake_case__	,     snake_case__					)


def       UpperCAmelCase__ (snake_case__							:      str	,     snake_case__							:      Optional[int]	,     snake_case__							:      str=("train",)					):
  """simple docstring"""

  assert isinstance(snake_case__	,     snake_case__					)
  for split in splits:
    _snake_case							:	int			=						dataset_dict[split]
    assert dataset.num_rows == 4
    assert dataset.num_columns == 3
    assert dataset.column_names == ["col_1", "col_2", "col_3"]
    for feature, expected_dtype in expected_features.items():
      assert dataset.features[feature].dtype == expected_dtype


@pytest.mark.parametrize("""keep_in_memory"""	,     [False, True]					)
def       UpperCAmelCase__ (snake_case__							:      str	,     snake_case__							:      str	,     snake_case__							:      List[Any]					):
  """simple docstring"""

  _snake_case							:	Tuple			=						tmp_path / """cache"""
  _snake_case							:	Optional[int]			=						{"""col_1""": """string""", """col_2""": """int64""", """col_3""": """float64"""}
  with assert_arrow_memory_increases() if keep_in_memory else assert_arrow_memory_doesnt_increase():
    _snake_case							:	Tuple			=						ParquetDatasetReader(
        {"""train""": parquet_path}	,     cache_dir=snake_case__	,     keep_in_memory=snake_case__					).read()
  _check_parquet_datasetdict(snake_case__	,     snake_case__					)


@pytest.mark.parametrize(
    """features"""	,     [
        None,
        {"""col_1""": """string""", """col_2""": """int64""", """col_3""": """float64"""},
        {"""col_1""": """string""", """col_2""": """string""", """col_3""": """string"""},
        {"""col_1""": """int32""", """col_2""": """int32""", """col_3""": """int32"""},
        {"""col_1""": """float32""", """col_2""": """float32""", """col_3""": """float32"""},
    ]	,     )
def       UpperCAmelCase__ (snake_case__							:      List[str]	,     snake_case__							:      Tuple	,     snake_case__							:      List[Any]					):
  """simple docstring"""

  _snake_case							:	Optional[int]			=						tmp_path / """cache"""
  _snake_case							:	Dict			=						{"""col_1""": """string""", """col_2""": """int64""", """col_3""": """float64"""}
  _snake_case							:	Optional[Any]			=						features.copy() if features else default_expected_features
  _snake_case							:	Dict			=						(
      Features({feature: Value(snake_case__					) for feature, dtype in features.items()}					) if features is not None else None
  )
  _snake_case							:	Optional[int]			=						ParquetDatasetReader({"""train""": parquet_path}	,     features=snake_case__	,     cache_dir=snake_case__					).read()
  _check_parquet_datasetdict(snake_case__	,     snake_case__					)


@pytest.mark.parametrize("""split"""	,     [None, NamedSplit("""train"""					), """train""", """test"""]					)
def       UpperCAmelCase__ (snake_case__							:      List[str]	,     snake_case__							:      Optional[Any]	,     snake_case__							:      Tuple					):
  """simple docstring"""

  if split:
    _snake_case							:	int			=						{split: parquet_path}
  else:
    _snake_case							:	Optional[Any]			=						"""train"""
    _snake_case							:	int			=						{"""train""": parquet_path, """test""": parquet_path}
  _snake_case							:	Dict			=						tmp_path / """cache"""
  _snake_case							:	Any			=						{"""col_1""": """string""", """col_2""": """int64""", """col_3""": """float64"""}
  _snake_case							:	Union[str, Any]			=						ParquetDatasetReader(snake_case__	,     cache_dir=snake_case__					).read()
  _check_parquet_datasetdict(snake_case__	,     snake_case__	,     splits=list(path.keys()					)					)
  assert all(dataset[split].split == split for split in path.keys()					)


def       UpperCAmelCase__ (snake_case__							:      Tuple	,     snake_case__							:      Tuple					):
  """simple docstring"""

  _snake_case							:	List[Any]			=						ParquetDatasetWriter(snake_case__	,     tmp_path / """foo.parquet"""					)
  assert writer.write() > 0
  _snake_case							:	str			=						pq.ParquetFile(tmp_path / """foo.parquet"""					)
  _snake_case							:	int			=						pf.read()
  assert dataset.data.table == output_table


def       UpperCAmelCase__ (snake_case__							:      int	,     snake_case__							:      int					):
  """simple docstring"""

  _snake_case							:	Optional[Any]			=						str(shared_datadir / """test_image_rgb.jpg"""					)
  _snake_case							:	Tuple			=						{"""image""": [image_path]}
  _snake_case							:	Optional[int]			=						Features({"""image""": Image()}					)
  _snake_case							:	int			=						Dataset.from_dict(snake_case__	,     features=snake_case__					)
  _snake_case							:	Optional[Any]			=						ParquetDatasetWriter(snake_case__	,     tmp_path / """foo.parquet"""					)
  assert writer.write() > 0

  _snake_case							:	List[str]			=						Dataset.from_parquet(str(tmp_path / """foo.parquet"""					)					)
  assert dataset.features == reloaded_dataset.features

  _snake_case							:	Optional[Any]			=						ParquetDatasetReader(str(tmp_path / """foo.parquet"""					)	,     streaming=snake_case__					).read()
  assert dataset.features == reloaded_iterable_dataset.features






@pytest.mark.parametrize(
    """feature, expected"""	,     [
        (Features({"""foo""": Value("""int32"""					)}					), None),
        (Features({"""image""": Image(), """foo""": Value("""int32"""					)}					), config.PARQUET_ROW_GROUP_SIZE_FOR_IMAGE_DATASETS),
        (Features({"""nested""": Sequence(Audio()					)}					), config.PARQUET_ROW_GROUP_SIZE_FOR_AUDIO_DATASETS),
    ]	,     )
def       UpperCAmelCase__ (snake_case__							:      List[Any]	,     snake_case__							:      str					):
  """simple docstring"""

  assert get_writer_batch_size(snake_case__					) == expected








"""simple docstring"""


import tempfile

import torch

from diffusers import IPNDMScheduler

from .test_schedulers import SchedulerCommonTest






class       lowercase(  __a				):







 '''simple docstring'''





 lowercase__				      =      (IPNDMScheduler,)
 lowercase__				      =      (("num_inference_steps", 50),)


 def 				UpperCamelCase_     (       self:	Union[str, Any],   **a_:	Union[str, Any]	):




   '''simple docstring'''



   _snake_case							:	List[Any]			=						{"""num_train_timesteps""": 1_000}
   config.update(**a_	)
   return config


 def 				UpperCamelCase_     (       self:	Tuple,   a_:	Optional[int]=0,   **a_:	int	):




   '''simple docstring'''



   _snake_case							:	Optional[int]			=						dict(self.forward_default_kwargs	)
   _snake_case							:	Optional[Any]			=						kwargs.pop("""num_inference_steps""",   a_	)
   _snake_case							:	Optional[Any]			=						self.dummy_sample
   _snake_case							:	Dict			=						0.1 * sample
   _snake_case							:	Any			=						[residual + 0.2, residual + 0.15, residual + 0.1, residual + 0.05]

   for scheduler_class in self.scheduler_classes:
     _snake_case							:	int			=						self.get_scheduler_config(**a_	)
     _snake_case							:	Dict			=						scheduler_class(**a_	)
     scheduler.set_timesteps(a_	)
     # copy over dummy past residuals
     _snake_case							:	int			=						dummy_past_residuals[:]

     if time_step is None:
       _snake_case							:	Union[str, Any]			=						scheduler.timesteps[len(scheduler.timesteps	) // 2]

     with tempfile.TemporaryDirectory() as tmpdirname:
       scheduler.save_config(a_	)
       _snake_case							:	Tuple			=						scheduler_class.from_pretrained(a_	)
       new_scheduler.set_timesteps(a_	)
       # copy over dummy past residuals
       _snake_case							:	Optional[Any]			=						dummy_past_residuals[:]

     _snake_case							:	List[Any]			=						scheduler.step(a_,   a_,   a_,   **a_	).prev_sample
     _snake_case							:	str			=						new_scheduler.step(a_,   a_,   a_,   **a_	).prev_sample

     assert torch.sum(torch.abs(output - new_output	)	) < 1E-5, "Scheduler outputs are not identical"

     _snake_case							:	Optional[Any]			=						scheduler.step(a_,   a_,   a_,   **a_	).prev_sample
     _snake_case							:	Optional[int]			=						new_scheduler.step(a_,   a_,   a_,   **a_	).prev_sample

     assert torch.sum(torch.abs(output - new_output	)	) < 1E-5, "Scheduler outputs are not identical"


 def 				UpperCamelCase_     (       self:	List[str]	):




   '''simple docstring'''



   pass


 def 				UpperCamelCase_     (       self:	str,   a_:	Any=0,   **a_:	Tuple	):




   '''simple docstring'''



   _snake_case							:	str			=						dict(self.forward_default_kwargs	)
   _snake_case							:	List[Any]			=						kwargs.pop("""num_inference_steps""",   a_	)
   _snake_case							:	Optional[int]			=						self.dummy_sample
   _snake_case							:	Tuple			=						0.1 * sample
   _snake_case							:	Optional[int]			=						[residual + 0.2, residual + 0.15, residual + 0.1, residual + 0.05]

   for scheduler_class in self.scheduler_classes:
     _snake_case							:	Any			=						self.get_scheduler_config()
     _snake_case							:	Tuple			=						scheduler_class(**a_	)
     scheduler.set_timesteps(a_	)

     # copy over dummy past residuals (must be after setting timesteps)
     _snake_case							:	Union[str, Any]			=						dummy_past_residuals[:]

     if time_step is None:
       _snake_case							:	Tuple			=						scheduler.timesteps[len(scheduler.timesteps	) // 2]

     with tempfile.TemporaryDirectory() as tmpdirname:
       scheduler.save_config(a_	)
       _snake_case							:	List[str]			=						scheduler_class.from_pretrained(a_	)
       # copy over dummy past residuals
       new_scheduler.set_timesteps(a_	)

       # copy over dummy past residual (must be after setting timesteps)
       _snake_case							:	List[str]			=						dummy_past_residuals[:]

     _snake_case							:	str			=						scheduler.step(a_,   a_,   a_,   **a_	).prev_sample
     _snake_case							:	Any			=						new_scheduler.step(a_,   a_,   a_,   **a_	).prev_sample

     assert torch.sum(torch.abs(output - new_output	)	) < 1E-5, "Scheduler outputs are not identical"

     _snake_case							:	str			=						scheduler.step(a_,   a_,   a_,   **a_	).prev_sample
     _snake_case							:	int			=						new_scheduler.step(a_,   a_,   a_,   **a_	).prev_sample

     assert torch.sum(torch.abs(output - new_output	)	) < 1E-5, "Scheduler outputs are not identical"


 def 				UpperCamelCase_     (       self:	List[Any],   **a_:	Optional[int]	):




   '''simple docstring'''



   _snake_case							:	Union[str, Any]			=						self.scheduler_classes[0]
   _snake_case							:	Any			=						self.get_scheduler_config(**a_	)
   _snake_case							:	List[Any]			=						scheduler_class(**a_	)

   _snake_case							:	Union[str, Any]			=						10
   _snake_case							:	Union[str, Any]			=						self.dummy_model()
   _snake_case							:	List[Any]			=						self.dummy_sample_deter
   scheduler.set_timesteps(a_	)

   for i, t in enumerate(scheduler.timesteps	):
     _snake_case							:	Optional[Any]			=						model(a_,   a_	)
     _snake_case							:	Any			=						scheduler.step(a_,   a_,   a_	).prev_sample

   for i, t in enumerate(scheduler.timesteps	):
     _snake_case							:	Union[str, Any]			=						model(a_,   a_	)
     _snake_case							:	Any			=						scheduler.step(a_,   a_,   a_	).prev_sample

   return sample


 def 				UpperCamelCase_     (       self:	Any	):




   '''simple docstring'''



   _snake_case							:	str			=						dict(self.forward_default_kwargs	)

   _snake_case							:	int			=						kwargs.pop("""num_inference_steps""",   a_	)

   for scheduler_class in self.scheduler_classes:
     _snake_case							:	Union[str, Any]			=						self.get_scheduler_config()
     _snake_case							:	Tuple			=						scheduler_class(**a_	)

     _snake_case							:	Dict			=						self.dummy_sample
     _snake_case							:	List[str]			=						0.1 * sample

     if num_inference_steps is not None and hasattr(a_,   """set_timesteps"""	):
       scheduler.set_timesteps(a_	)
     elif num_inference_steps is not None and not hasattr(a_,   """set_timesteps"""	):
       _snake_case							:	Dict			=						num_inference_steps

     # copy over dummy past residuals (must be done after set_timesteps)
     _snake_case							:	Union[str, Any]			=						[residual + 0.2, residual + 0.15, residual + 0.1, residual + 0.05]
     _snake_case							:	List[str]			=						dummy_past_residuals[:]

     _snake_case							:	Optional[int]			=						scheduler.timesteps[5]
     _snake_case							:	Optional[Any]			=						scheduler.timesteps[6]

     _snake_case							:	str			=						scheduler.step(a_,   a_,   a_,   **a_	).prev_sample
     _snake_case							:	List[str]			=						scheduler.step(a_,   a_,   a_,   **a_	).prev_sample

     self.assertEqual(output_a.shape,   sample.shape	)
     self.assertEqual(output_a.shape,   output_a.shape	)

     _snake_case							:	Any			=						scheduler.step(a_,   a_,   a_,   **a_	).prev_sample
     _snake_case							:	Any			=						scheduler.step(a_,   a_,   a_,   **a_	).prev_sample

     self.assertEqual(output_a.shape,   sample.shape	)
     self.assertEqual(output_a.shape,   output_a.shape	)


 def 				UpperCamelCase_     (       self:	Optional[Any]	):




   '''simple docstring'''



   for timesteps in [100, 1_000]:
     self.check_over_configs(num_train_timesteps=a_,   time_step=a_	)


 def 				UpperCamelCase_     (       self:	Any	):




   '''simple docstring'''



   for t, num_inference_steps in zip([1, 5, 10],   [10, 50, 100]	):
     self.check_over_forward(num_inference_steps=a_,   time_step=a_	)


 def 				UpperCamelCase_     (       self:	Optional[Any]	):




   '''simple docstring'''



   _snake_case							:	Optional[int]			=						self.full_loop()
   _snake_case							:	Optional[int]			=						torch.mean(torch.abs(a_	)	)

   assert abs(result_mean.item() - 2_540_529	) < 10


