import itertools
from dataclasses import dataclass
from typing import Optional

import pandas as pd
import pyarrow as pa

import datasets
from datasets.table import table_cast



@dataclass
class __snake_case    (						datasets.BuilderConfig		):
   lowerCAmelCase_														=							None





class __snake_case    (						datasets.ArrowBasedBuilder		):
   lowerCAmelCase_														=							PandasConfig




   def      __a						(   self      :    List[Any]				):



     """simple docstring"""






     return datasets.DatasetInfo(features=self.config.features				)




   def      __a						(   self      :    Any	,     _lowercase      :    int				):



     """simple docstring"""






     if not self.config.data_files:
       raise ValueError(f"""At least one data file must be specified, but got data_files={self.config.data_files}"""				)
     SCREAMING_SNAKE_CASE__      							=				dl_manager.download_and_extract(self.config.data_files				)
     if isinstance(UpperCamelCase__	,     (str, list, tuple)				):
       SCREAMING_SNAKE_CASE__      							=				data_files
       if isinstance(UpperCamelCase__	,     UpperCamelCase__				):
         SCREAMING_SNAKE_CASE__      							=				[files]
       # Use `dl_manager.iter_files` to skip hidden files in an extracted archive
       SCREAMING_SNAKE_CASE__      							=				[dl_manager.iter_files(UpperCamelCase__				) for file in files]
       return [datasets.SplitGenerator(name=datasets.Split.TRAIN	,     gen_kwargs={"""files""": files}				)]
     SCREAMING_SNAKE_CASE__      							=				[]
     for split_name, files in data_files.items():
       if isinstance(UpperCamelCase__	,     UpperCamelCase__				):
         SCREAMING_SNAKE_CASE__      							=				[files]
       # Use `dl_manager.iter_files` to skip hidden files in an extracted archive
       SCREAMING_SNAKE_CASE__      							=				[dl_manager.iter_files(UpperCamelCase__				) for file in files]
       splits.append(datasets.SplitGenerator(name=UpperCamelCase__	,     gen_kwargs={"""files""": files}				)				)
     return splits




   def      __a						(   self      :    Optional[int]	,     _lowercase      :    pa.Table				):



     """simple docstring"""






     if self.config.features is not None:
       # more expensive cast to support nested features with keys in a different order
       # allows str <-> int/float or str to Audio for example
       SCREAMING_SNAKE_CASE__      							=				table_cast(UpperCamelCase__	,     self.config.features.arrow_schema				)
     return pa_table




   def      __a						(   self      :    Optional[int]	,     _lowercase      :    Tuple				):



     """simple docstring"""






     for i, file in enumerate(itertools.chain.from_iterable(UpperCamelCase__				)				):
       with open(UpperCamelCase__	,     """rb"""				) as f:
         SCREAMING_SNAKE_CASE__      							=				pa.Table.from_pandas(pd.read_pickle(UpperCamelCase__				)				)
         yield i, self._cast_table(UpperCamelCase__				)

import unittest

from .lib import (
    Matrix,
    Vector,
    axpy,
    square_zero_matrix,
    unit_basis_vector,
    zero_vector,
)







class __snake_case    (						unittest.TestCase		):




   def      __a						(   self      :    Dict				):



     """simple docstring"""






     SCREAMING_SNAKE_CASE__      							=				Vector([1, 2, 3]				)
     self.assertEqual(x.component(0				)	,     1				)
     self.assertEqual(x.component(2				)	,     3				)
     SCREAMING_SNAKE_CASE__      							=				Vector()




   def      __a						(   self      :    int				):



     """simple docstring"""






     SCREAMING_SNAKE_CASE__      							=				Vector([0, 0, 0, 0, 0, 1]				)
     self.assertEqual(str(_lowercase				)	,     """(0,0,0,0,0,1)"""				)




   def      __a						(   self      :    Tuple				):



     """simple docstring"""






     SCREAMING_SNAKE_CASE__      							=				Vector([1, 2, 3, 4]				)
     self.assertEqual(len(_lowercase				)	,     4				)




   def      __a						(   self      :    Optional[Any]				):



     """simple docstring"""






     SCREAMING_SNAKE_CASE__      							=				Vector([1, 2]				)
     SCREAMING_SNAKE_CASE__      							=				Vector([1, 2, 3, 4, 5]				)
     SCREAMING_SNAKE_CASE__      							=				Vector([0, 0, 0, 0, 0, 0, 0, 0, 0, 0]				)
     SCREAMING_SNAKE_CASE__      							=				Vector([1, -1, 1, -1, 2, -3, 4, -5]				)
     self.assertAlmostEqual(x.euclidean_length()	,     2.2_36	,     3				)
     self.assertAlmostEqual(y.euclidean_length()	,     7.4_16	,     3				)
     self.assertEqual(z.euclidean_length()	,     0				)
     self.assertAlmostEqual(w.euclidean_length()	,     7.6_16	,     3				)




   def      __a						(   self      :    Optional[int]				):



     """simple docstring"""






     SCREAMING_SNAKE_CASE__      							=				Vector([1, 2, 3]				)
     SCREAMING_SNAKE_CASE__      							=				Vector([1, 1, 1]				)
     self.assertEqual((x + y).component(0				)	,     2				)
     self.assertEqual((x + y).component(1				)	,     3				)
     self.assertEqual((x + y).component(2				)	,     4				)




   def      __a						(   self      :    Any				):



     """simple docstring"""






     SCREAMING_SNAKE_CASE__      							=				Vector([1, 2, 3]				)
     SCREAMING_SNAKE_CASE__      							=				Vector([1, 1, 1]				)
     self.assertEqual((x - y).component(0				)	,     0				)
     self.assertEqual((x - y).component(1				)	,     1				)
     self.assertEqual((x - y).component(2				)	,     2				)




   def      __a						(   self      :    str				):



     """simple docstring"""






     SCREAMING_SNAKE_CASE__      							=				Vector([1, 2, 3]				)
     SCREAMING_SNAKE_CASE__      							=				Vector([2, -1, 4]				)  # for test of dot product
     SCREAMING_SNAKE_CASE__      							=				Vector([1, -2, -1]				)
     self.assertEqual(str(x * 3.0				)	,     """(3.0,6.0,9.0)"""				)
     self.assertEqual((a * b)	,     0				)




   def      __a						(   self      :    Union[str, Any]				):



     """simple docstring"""






     self.assertEqual(str(zero_vector(10				)				).count("""0"""				)	,     10				)




   def      __a						(   self      :    str				):



     """simple docstring"""






     self.assertEqual(str(unit_basis_vector(3	,     1				)				)	,     """(0,1,0)"""				)




   def      __a						(   self      :    Any				):



     """simple docstring"""






     SCREAMING_SNAKE_CASE__      							=				Vector([1, 2, 3]				)
     SCREAMING_SNAKE_CASE__      							=				Vector([1, 0, 1]				)
     self.assertEqual(str(axpy(2	,     _lowercase	,     _lowercase				)				)	,     """(3,4,7)"""				)




   def      __a						(   self      :    str				):



     """simple docstring"""






     SCREAMING_SNAKE_CASE__      							=				Vector([1, 0, 0, 0, 0, 0]				)
     SCREAMING_SNAKE_CASE__      							=				x.copy()
     self.assertEqual(str(_lowercase				)	,     str(_lowercase				)				)




   def      __a						(   self      :    str				):



     """simple docstring"""






     SCREAMING_SNAKE_CASE__      							=				Vector([1, 0, 0]				)
     x.change_component(0	,     0				)
     x.change_component(1	,     1				)
     self.assertEqual(str(_lowercase				)	,     """(0,1,0)"""				)




   def      __a						(   self      :    Optional[Any]				):



     """simple docstring"""






     SCREAMING_SNAKE_CASE__      							=				Matrix([[1, 2, 3], [2, 4, 5], [6, 7, 8]]	,     3	,     3				)
     self.assertEqual("""|1,2,3|\n|2,4,5|\n|6,7,8|\n"""	,     str(_lowercase				)				)




   def      __a						(   self      :    List[Any]				):



     """simple docstring"""






     SCREAMING_SNAKE_CASE__      							=				Matrix([[1, 2, 3], [2, 4, 5], [6, 7, 8]]	,     3	,     3				)
     SCREAMING_SNAKE_CASE__      							=				[[-3, -14, -10], [-5, -10, -5], [-2, -1, 0]]
     for x in range(a.height()				):
       for y in range(a.width()				):
         self.assertEqual(minors[x][y]	,     a.minor(_lowercase	,     _lowercase				)				)




   def      __a						(   self      :    Dict				):



     """simple docstring"""






     SCREAMING_SNAKE_CASE__      							=				Matrix([[1, 2, 3], [2, 4, 5], [6, 7, 8]]	,     3	,     3				)
     SCREAMING_SNAKE_CASE__      							=				[[-3, 14, -10], [5, -10, 5], [-2, 1, 0]]
     for x in range(a.height()				):
       for y in range(a.width()				):
         self.assertEqual(cofactors[x][y]	,     a.cofactor(_lowercase	,     _lowercase				)				)




   def      __a						(   self      :    Union[str, Any]				):



     """simple docstring"""






     SCREAMING_SNAKE_CASE__      							=				Matrix([[1, 2, 3], [2, 4, 5], [6, 7, 8]]	,     3	,     3				)
     self.assertEqual(-5	,     a.determinant()				)




   def      __a						(   self      :    List[Any]				):



     """simple docstring"""






     SCREAMING_SNAKE_CASE__      							=				Matrix([[1, 2, 3], [4, 5, 6], [7, 8, 9]]	,     3	,     3				)
     SCREAMING_SNAKE_CASE__      							=				Vector([1, 2, 3]				)
     self.assertEqual("""(14,32,50)"""	,     str(a * x				)				)
     self.assertEqual("""|2,4,6|\n|8,10,12|\n|14,16,18|\n"""	,     str(a * 2				)				)




   def      __a						(   self      :    Optional[Any]				):



     """simple docstring"""






     SCREAMING_SNAKE_CASE__      							=				Matrix([[1, 2, 3], [2, 4, 5], [6, 7, 8]]	,     3	,     3				)
     a.change_component(0	,     2	,     5				)
     self.assertEqual("""|1,2,5|\n|2,4,5|\n|6,7,8|\n"""	,     str(_lowercase				)				)




   def      __a						(   self      :    Union[str, Any]				):



     """simple docstring"""






     SCREAMING_SNAKE_CASE__      							=				Matrix([[1, 2, 3], [2, 4, 5], [6, 7, 8]]	,     3	,     3				)
     self.assertEqual(7	,     a.component(2	,     1				)	,     0.01				)




   def      __a						(   self      :    List[Any]				):



     """simple docstring"""






     SCREAMING_SNAKE_CASE__      							=				Matrix([[1, 2, 3], [2, 4, 5], [6, 7, 8]]	,     3	,     3				)
     SCREAMING_SNAKE_CASE__      							=				Matrix([[1, 2, 7], [2, 4, 5], [6, 7, 10]]	,     3	,     3				)
     self.assertEqual("""|2,4,10|\n|4,8,10|\n|12,14,18|\n"""	,     str(a + b				)				)




   def      __a						(   self      :    Optional[Any]				):



     """simple docstring"""






     SCREAMING_SNAKE_CASE__      							=				Matrix([[1, 2, 3], [2, 4, 5], [6, 7, 8]]	,     3	,     3				)
     SCREAMING_SNAKE_CASE__      							=				Matrix([[1, 2, 7], [2, 4, 5], [6, 7, 10]]	,     3	,     3				)
     self.assertEqual("""|0,0,-4|\n|0,0,0|\n|0,0,-2|\n"""	,     str(a - b				)				)




   def      __a						(   self      :    Any				):



     """simple docstring"""






     self.assertEqual(
         """|0,0,0,0,0|\n|0,0,0,0,0|\n|0,0,0,0,0|\n|0,0,0,0,0|\n|0,0,0,0,0|\n"""	,     str(square_zero_matrix(5				)				)	,     )


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