






'''simple docstring'''


import unittest

from knapsack import knapsack as k
class    _SCREAMING_SNAKE_CASE							(		unittest.TestCase	):


			'''simple docstring'''





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

									'''simple docstring'''







									UpperCamelCase__         = 0
									UpperCamelCase__         = [0]
									UpperCamelCase__         = [0]
									UpperCamelCase__         = len(lowercase			)
									self.assertEqual(k.knapsack(lowercase ,      lowercase ,      lowercase ,      lowercase			) ,      0			)

									UpperCamelCase__         = [6_0]
									UpperCamelCase__         = [1_0]
									UpperCamelCase__         = len(lowercase			)
									self.assertEqual(k.knapsack(lowercase ,      lowercase ,      lowercase ,      lowercase			) ,      0			)






			def 				A      (   self							:						Optional[Any]			)							->    Optional[int]:

									'''simple docstring'''







									UpperCamelCase__         = 3
									UpperCamelCase__         = [1, 2, 3]
									UpperCamelCase__         = [3, 2, 1]
									UpperCamelCase__         = len(lowercase			)
									self.assertEqual(k.knapsack(lowercase ,      lowercase ,      lowercase ,      lowercase			) ,      5			)







			def 				A      (   self							:						List[Any]			)							->    Optional[Any]:

									'''simple docstring'''







									UpperCamelCase__         = 5_0
									UpperCamelCase__         = [6_0, 1_0_0, 1_2_0]
									UpperCamelCase__         = [1_0, 2_0, 3_0]
									UpperCamelCase__         = len(lowercase			)
									self.assertEqual(k.knapsack(lowercase ,      lowercase ,      lowercase ,      lowercase			) ,      2_2_0			)


if __name__ == "__main__":
					unittest.main()








'''simple docstring'''


from typing import Optional

import pyspark

from .. import Features, NamedSplit
from ..download import DownloadMode
from ..packaged_modules.spark.spark import Spark
from .abc import AbstractDatasetReader
class    _SCREAMING_SNAKE_CASE							(		SCREAMING_SNAKE_CASE	):


			'''simple docstring'''





			def __init__(   self							:						Tuple ,      lowercase							:						pyspark.sql.DataFrame ,      lowercase							:						Optional[NamedSplit] = None ,      lowercase							:						Optional[Features] = None ,      lowercase							:						bool = True ,      lowercase							:						str = None ,      lowercase							:						bool = False ,      lowercase							:						str = None ,      lowercase							:						bool = True ,      lowercase							:						str = "arrow" ,      **lowercase							:						Any ,      )							->    Optional[int]:

									'''simple docstring'''







									super().__init__(
									    split=lowercase ,      features=lowercase ,      cache_dir=lowercase ,      keep_in_memory=lowercase ,      streaming=lowercase ,      **lowercase ,      )
									UpperCamelCase__         = load_from_cache_file
									UpperCamelCase__         = file_format
									UpperCamelCase__         = Spark(
									    df=lowercase ,      features=lowercase ,      cache_dir=lowercase ,      working_dir=lowercase ,      **lowercase ,      )







			def 				A      (   self							:						int			)							->    Any:

									'''simple docstring'''







									if self.streaming:
															return self.builder.as_streaming_dataset(split=self.split			)
									UpperCamelCase__         = None if self._load_from_cache_file else DownloadMode.FORCE_REDOWNLOAD
									self.builder.download_and_prepare(
									    download_mode=lowercase ,      file_format=self._file_format ,      )
									return self.builder.as_dataset(split=self.split			)
