"""simple docstring"""


import pytest

import datasets.config
from datasets.utils.info_utils import is_small_dataset






@pytest.mark.parametrize("""dataset_size"""   ,[None, 4_00 * 2**20, 6_00 * 2**20]		)
@pytest.mark.parametrize("""input_in_memory_max_size"""   ,["""default""", 0, 1_00 * 2**20, 9_00 * 2**20]		)
def     __UpperCAmelCase					(			lowercase   ,lowercase   ,lowercase		):







  """simple docstring"""
  if input_in_memory_max_size != "default":
    monkeypatch.setattr(datasets.config   ,"""IN_MEMORY_MAX_SIZE"""   ,snake_case__		)
  _UpperCAmelCase						 =      datasets.config.IN_MEMORY_MAX_SIZE
  if input_in_memory_max_size == "default":
    assert in_memory_max_size == 0
  else:
    assert in_memory_max_size == input_in_memory_max_size
  if dataset_size and in_memory_max_size:
    _UpperCAmelCase						 =      dataset_size < in_memory_max_size
  else:
    _UpperCAmelCase						 =      False
  _UpperCAmelCase						 =      is_small_dataset(snake_case__		)
  assert result == expected



"""simple docstring"""


from __future__ import annotations

from random import choice






def     __UpperCAmelCase					(			lowercase		):







  """simple docstring"""
  return choice(lowercase		)






def     __UpperCAmelCase					(			lowercase   ,lowercase		):







  """simple docstring"""
  _UpperCAmelCase						 =      random_pivot(lowercase		)

  # partition based on pivot
  # linear time
  _UpperCAmelCase						 =      [e for e in lst if e < pivot]
  _UpperCAmelCase						 =      [e for e in lst if e > pivot]

  # if we get lucky, pivot might be the element we want.
  # we can easily see this:
  # small (elements smaller than k)
  # + pivot (kth element)
  # + big (elements larger than k)
  if len(lowercase		) == k - 1:
    return pivot
  # pivot is in elements bigger than k
  elif len(lowercase		) < k - 1:
    return kth_number(lowercase   ,k - len(lowercase		) - 1		)
  # pivot is in elements smaller than k
  else:
    return kth_number(lowercase   ,lowercase		)


if __name__ == "__main__":
    import doctest

    doctest.testmod()
