"""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   UpperCAmelCase_			(					_a):


      def __init__(     self	,    a	,    a = None	,    a = None	,    a = True	,    a = None	,    a = False	,    a = None	,    a = True	,    a = "arrow"	,    **a	,    ) ->      Optional[Any]:
             super().__init__(
                 split=a	,    features=a	,    cache_dir=a	,    keep_in_memory=a	,    streaming=a	,    **a	,    )
             lowercase__    :	Tuple     					=			load_from_cache_file
             lowercase__    :	Optional[Any]     					=			file_format
             lowercase__    :	List[Any]     					=			Spark(
                 df=a	,    features=a	,    cache_dir=a	,    working_dir=a	,    **a	,    )


      def 	_UpperCAmelCase (     self							) ->      Any:
             if self.streaming:
                    return self.builder.as_streaming_dataset(split=self.split							)
             lowercase__    :	List[Any]     					=			None if self._load_from_cache_file else DownloadMode.FORCE_REDOWNLOAD
             self.builder.download_and_prepare(
                 download_mode=a	,    file_format=self._file_format	,    )
             return self.builder.as_dataset(split=self.split							)


"""simple docstring"""





from collections.abc import Sequence





def        a_  (   _lowerCAmelCase						:				Sequence[float]     ,				_lowerCAmelCase						:				float  ):





       '''simple docstring'''

       return sum(c * (x**i) for i, c in enumerate(_lowerCAmelCase  )  )





def        a_  (   _lowerCAmelCase						:				Sequence[float]     ,				_lowerCAmelCase						:				float  ):





       '''simple docstring'''

       lowercase__    :	int     					=			0.0
       for coeff in reversed(_lowerCAmelCase  ):
              lowercase__    :	List[Any]     					=			result * x + coeff
       return result


if __name__ == "__main__":
       _UpperCamelCase     :		int											=					(0.0, 0.0, 5.0, 9.3, 7.0)
       _UpperCamelCase     :		Dict											=					1_0.0
       print(evaluate_poly(poly, x))
       print(horner(poly, x))

