
import multiprocessing
import os
from typing import BinaryIO, Optional, Union

from .. import Dataset, Features, NamedSplit, config
from ..formatting import query_table
from ..packaged_modules.csv.csv import Csv
from ..utils import logging
from ..utils.typing import NestedDataStructureLike, PathLike
from .abc import AbstractDatasetReader





class 							A__	(			__SCREAMING_SNAKE_CASE):
      def __init__(   self					,						__magic_name__					,						__magic_name__ = None					,						__magic_name__ = None					,						__magic_name__ = None					,						__magic_name__ = False					,						__magic_name__ = False					,						__magic_name__ = None					,						**__magic_name__					,						):
       super().__init__(
           __magic_name__					,						split=__magic_name__					,						features=__magic_name__					,						cache_dir=__magic_name__					,						keep_in_memory=__magic_name__					,						streaming=__magic_name__					,						num_proc=__magic_name__					,						**__magic_name__					,						)
       lowerCamelCase	:			int           =   path_or_paths if isinstance(__magic_name__					,						__magic_name__   ) else {self.split: path_or_paths}
       lowerCamelCase	:			Dict           =   Csv(
           cache_dir=__magic_name__					,						data_files=__magic_name__					,						features=__magic_name__					,						**__magic_name__					,						)






      def 		UpperCamelCase__							(   self   ):
       # Build iterable dataset
       if self.streaming:
        lowerCamelCase	:			Optional[int]           =   self.builder.as_streaming_dataset(split=self.split   )
       # Build regular (map-style) dataset
       else:
        lowerCamelCase	:			Any           =   None
        lowerCamelCase	:			int           =   None
        lowerCamelCase	:			List[str]           =   None
        lowerCamelCase	:			str           =   None

        self.builder.download_and_prepare(
            download_config=__magic_name__					,						download_mode=__magic_name__					,						verification_mode=__magic_name__					,						base_path=__magic_name__					,						num_proc=self.num_proc					,						)
        lowerCamelCase	:			Dict           =   self.builder.as_dataset(
            split=self.split					,						verification_mode=__magic_name__					,						in_memory=self.keep_in_memory   )
       return dataset





class 							A__	:
      def __init__(   self					,						__magic_name__					,						__magic_name__					,						__magic_name__ = None					,						__magic_name__ = None					,						**__magic_name__					,						):
       if num_proc is not None and num_proc <= 0:
        raise ValueError(F'''num_proc {num_proc} must be an integer > 0.'''   )

       lowerCamelCase	:			Tuple           =   dataset
       lowerCamelCase	:			Any           =   path_or_buf
       lowerCamelCase	:			Tuple           =   batch_size if batch_size else config.DEFAULT_MAX_BATCH_SIZE
       lowerCamelCase	:			Optional[int]           =   num_proc
       lowerCamelCase	:			Union[str, Any]           =   """utf-8"""
       lowerCamelCase	:			Tuple           =   to_csv_kwargs
      def 		UpperCamelCase__							(   self   ):
       lowerCamelCase	:			List[str]           =   self.to_csv_kwargs.pop("""path_or_buf"""					,						__magic_name__   )
       lowerCamelCase	:			List[Any]           =   self.to_csv_kwargs.pop("""header"""					,						__magic_name__   )
       lowerCamelCase	:			str           =   self.to_csv_kwargs.pop("""index"""					,						__magic_name__   )

       if isinstance(self.path_or_buf					,						(str, bytes, os.PathLike)   ):
        with open(self.path_or_buf					,						"""wb+"""   ) as buffer:
         lowerCamelCase	:			str           =   self._write(file_obj=__magic_name__					,						header=__magic_name__					,						index=__magic_name__					,						**self.to_csv_kwargs   )
       else:
        lowerCamelCase	:			str           =   self._write(file_obj=self.path_or_buf					,						header=__magic_name__					,						index=__magic_name__					,						**self.to_csv_kwargs   )
       return written
      def 		UpperCamelCase__							(   self					,						__magic_name__   ):
       lowerCamelCase    ,					lowerCamelCase    ,					lowerCamelCase    ,					lowerCamelCase	:			str           =   args

       lowerCamelCase	:			Tuple           =   query_table(
           table=self.dataset.data					,						key=slice(__magic_name__					,						offset + self.batch_size   )					,						indices=self.dataset._indices					,						)
       lowerCamelCase	:			int           =   batch.to_pandas().to_csv(
           path_or_buf=__magic_name__					,						header=header if (offset == 0) else False					,						index=__magic_name__					,						**__magic_name__   )
       return csv_str.encode(self.encoding   )






      def 		UpperCamelCase__							(   self					,						__magic_name__					,						__magic_name__					,						__magic_name__					,						**__magic_name__   ):
       lowerCamelCase	:			Any           =   0

       if self.num_proc is None or self.num_proc == 1:
        for offset in logging.tqdm(
            range(0					,						len(self.dataset   )					,						self.batch_size   )					,						unit="""ba"""					,						disable=not logging.is_progress_bar_enabled()					,						desc="""Creating CSV from Arrow format"""					,						):
         lowerCamelCase	:			Dict           =   self._batch_csv((offset, header, index, to_csv_kwargs)   )
         written += file_obj.write(__magic_name__   )

       else:
        lowerCamelCase    ,					lowerCamelCase	:			Dict           =   len(self.dataset   ), self.batch_size
        with multiprocessing.Pool(self.num_proc   ) as pool:
         for csv_str in logging.tqdm(
             pool.imap(
                 self._batch_csv					,						[(offset, header, index, to_csv_kwargs) for offset in range(0					,						__magic_name__					,						__magic_name__   )]					,						)					,						total=(num_rows // batch_size) + 1 if num_rows % batch_size else num_rows // batch_size					,						unit="""ba"""					,						disable=not logging.is_progress_bar_enabled()					,						desc="""Creating CSV from Arrow format"""					,						):
          written += file_obj.write(__magic_name__   )

       return written






from __future__ import annotations

from math import pi, pow





def 					_a      (		lowerCamelCase							):
 if side_length < 0:
  raise ValueError("""vol_cube() only accepts non-negative values"""							)
 return pow(lowerCamelCase,			3							)





def 					_a      (		lowerCamelCase,			lowerCamelCase							):
 if height < 0 or radius < 0:
  raise ValueError("""vol_spherical_cap() only accepts non-negative values"""							)
 # Volume is 1/3 pi * height squared * (3 * radius - height)
 return 1 / 3 * pi * pow(lowerCamelCase,			2							) * (3 * radius - height)





def 					_a      (		lowerCamelCase,			lowerCamelCase,			lowerCamelCase							):
 if radius_a < 0 or radius_a < 0 or centers_distance < 0:
  raise ValueError("""vol_spheres_intersect() only accepts non-negative values"""							)
 if centers_distance == 0:
  return vol_sphere(min(lowerCamelCase,			lowerCamelCase							)							)

 lowerCamelCase	:			int           =   (
     (radius_a - radius_a + centers_distance)
     * (radius_a + radius_a - centers_distance)
     / (2 * centers_distance)
 )
 lowerCamelCase	:			Any           =   (
     (radius_a - radius_a + centers_distance)
     * (radius_a + radius_a - centers_distance)
     / (2 * centers_distance)
 )

 return vol_spherical_cap(lowerCamelCase,			lowerCamelCase							) + vol_spherical_cap(lowerCamelCase,			lowerCamelCase							)





def 					_a      (		lowerCamelCase,			lowerCamelCase,			lowerCamelCase							):

 if radius_a <= 0 or radius_a <= 0 or centers_distance < 0:
  raise ValueError(
      """vol_spheres_union() only accepts non-negative values, non-zero radius"""							)

 if centers_distance == 0:
  return vol_sphere(max(lowerCamelCase,			lowerCamelCase							)							)

 return (
     vol_sphere(lowerCamelCase							)
     + vol_sphere(lowerCamelCase							)
     - vol_spheres_intersect(lowerCamelCase,			lowerCamelCase,			lowerCamelCase							)
 )





def 					_a      (		lowerCamelCase,			lowerCamelCase,			lowerCamelCase							):
 if width < 0 or height < 0 or length < 0:
  raise ValueError("""vol_cuboid() only accepts non-negative values"""							)
 return float(width * height * length							)





def 					_a      (		lowerCamelCase,			lowerCamelCase							):
 if height < 0 or area_of_base < 0:
  raise ValueError("""vol_cone() only accepts non-negative values"""							)
 return area_of_base * height / 3.0





def 					_a      (		lowerCamelCase,			lowerCamelCase							):
 if height < 0 or radius < 0:
  raise ValueError("""vol_right_circ_cone() only accepts non-negative values"""							)
 return pi * pow(lowerCamelCase,			2							) * height / 3.0





def 					_a      (		lowerCamelCase,			lowerCamelCase							):
 if height < 0 or area_of_base < 0:
  raise ValueError("""vol_prism() only accepts non-negative values"""							)
 return float(area_of_base * height							)





def 					_a      (		lowerCamelCase,			lowerCamelCase							):
 if height < 0 or area_of_base < 0:
  raise ValueError("""vol_pyramid() only accepts non-negative values"""							)
 return area_of_base * height / 3.0





def 					_a      (		lowerCamelCase							):
 if radius < 0:
  raise ValueError("""vol_sphere() only accepts non-negative values"""							)
 # Volume is 4/3 * pi * radius cubed
 return 4 / 3 * pi * pow(lowerCamelCase,			3							)





def 					_a      (		lowerCamelCase							):
 if radius < 0:
  raise ValueError("""vol_hemisphere() only accepts non-negative values"""							)
 # Volume is radius cubed * pi * 2/3
 return pow(lowerCamelCase,			3							) * pi * 2 / 3





def 					_a      (		lowerCamelCase,			lowerCamelCase							):
 if height < 0 or radius < 0:
  raise ValueError("""vol_circular_cylinder() only accepts non-negative values"""							)
 # Volume is radius squared * height * pi
 return pow(lowerCamelCase,			2							) * height * pi





def 					_a      (		lowerCamelCase,			lowerCamelCase,			lowerCamelCase							):
 # Volume - (outer_radius squared - inner_radius squared) * pi * height
 if inner_radius < 0 or outer_radius < 0 or height < 0:
  raise ValueError(
      """vol_hollow_circular_cylinder() only accepts non-negative values"""							)
 if outer_radius <= inner_radius:
  raise ValueError("""outer_radius must be greater than inner_radius"""							)
 return pi * (pow(lowerCamelCase,			2							) - pow(lowerCamelCase,			2							)) * height





def 					_a      (		lowerCamelCase,			lowerCamelCase,			lowerCamelCase							):
 # Volume is 1/3 * pi * height *
 #           (radius_1 squared + radius_2 squared + radius_1 * radius_2)
 if radius_a < 0 or radius_a < 0 or height < 0:
  raise ValueError("""vol_conical_frustum() only accepts non-negative values"""							)
 return (
     1
     / 3
     * pi
     * height
     * (pow(lowerCamelCase,			2							) + pow(lowerCamelCase,			2							) + radius_a * radius_a)
 )





def 					_a      (		lowerCamelCase,			lowerCamelCase							):
 if torus_radius < 0 or tube_radius < 0:
  raise ValueError("""vol_torus() only accepts non-negative values"""							)
 return 2 * pow(lowerCamelCase,			2							) * torus_radius * pow(lowerCamelCase,			2							)





def 					_a      (		):
 print("""Volumes:"""							)
 print(F'''Cube: {vol_cube(2							) = }'''							)  # = 8
 print(F'''Cuboid: {vol_cuboid(2,			2,			2							) = }'''							)  # = 8
 print(F'''Cone: {vol_cone(2,			2							) = }'''							)  # ~= 1.33
 print(F'''Right Circular Cone: {vol_right_circ_cone(2,			2							) = }'''							)  # ~= 8.38
 print(F'''Prism: {vol_prism(2,			2							) = }'''							)  # = 4
 print(F'''Pyramid: {vol_pyramid(2,			2							) = }'''							)  # ~= 1.33
 print(F'''Sphere: {vol_sphere(2							) = }'''							)  # ~= 33.5
 print(F'''Hemisphere: {vol_hemisphere(2							) = }'''							)  # ~= 16.75
 print(F'''Circular Cylinder: {vol_circular_cylinder(2,			2							) = }'''							)  # ~= 25.1
 print(F'''Torus: {vol_torus(2,			2							) = }'''							)  # ~= 157.9
 print(F'''Conical Frustum: {vol_conical_frustum(2,			2,			4							) = }'''							)  # ~= 58.6
 print(F'''Spherical cap: {vol_spherical_cap(1,			2							) = }'''							)  # ~= 5.24
 print(F'''Spheres intersetion: {vol_spheres_intersect(2,			2,			1							) = }'''							)  # ~= 21.21
 print(F'''Spheres union: {vol_spheres_union(2,			2,			1							) = }'''							)  # ~= 45.81
 print(
     F'''Hollow Circular Cylinder: {vol_hollow_circular_cylinder(1,			2,			3							) = }'''							)  # ~= 28.3


if __name__ == "__main__":
      main()




