




import os
from functools import partial
from glob import glob

import faiss
from datasets import Features, Sequence, Value, concatenate_datasets, load_dataset, load_from_disk

from transformers import DPRContextEncoder, DPRContextEncoderTokenizerFast



def     lowerCAmelCase		(		_lowerCAmelCase				: Union[str, Any]    ,				_lowerCAmelCase				: Tuple=100    ,				_lowerCAmelCase				: Any=" "						):




 """simple docstring"""







 UpperCAmelCase__							=    text.split(_lowerCAmelCase						)
 return [character.join(text[i : i + n]						).strip() for i in range(0    ,				len(_lowerCAmelCase						)    ,				_lowerCAmelCase						)]



def     lowerCAmelCase		(		_lowerCAmelCase				: str						):




 """simple docstring"""







 UpperCAmelCase__			,			UpperCAmelCase__							=    [], []
 for title, text in zip(documents["title"]    ,				documents["text"]						):
  if text is not None:
   for passage in split_text(_lowerCAmelCase						):
    titles.append(title if title is not None else ""						)
    texts.append(_lowerCAmelCase						)
 return {"title": titles, "text": texts}



def     lowerCAmelCase		(		_lowerCAmelCase				: Optional[Any]    ,				_lowerCAmelCase				: Tuple    ,				_lowerCAmelCase				: Optional[int]    ,				_lowerCAmelCase				: str    ,				_lowerCAmelCase				: List[str]    ,				_lowerCAmelCase				: str						):




 """simple docstring"""







 UpperCAmelCase__							=    load_dataset(
     "csv"    ,				data_files=[csv_path]    ,				split="train"    ,				delimiter="\t"    ,				column_names=["title", "text"]						)
 UpperCAmelCase__							=    kb_dataset.map(
     _lowerCAmelCase    ,				batched=_lowerCAmelCase    ,				num_proc=1						)  # if you want you can load already splitted csv.
 UpperCAmelCase__							=    [kb_dataset.shard(_lowerCAmelCase    ,				_lowerCAmelCase    ,				contiguous=_lowerCAmelCase						) for i in range(_lowerCAmelCase						)]
 UpperCAmelCase__							=    kb_list[process_num]

 UpperCAmelCase__							=    "data_" + str(_lowerCAmelCase						)
 UpperCAmelCase__							=    os.path.join(_lowerCAmelCase    ,				_lowerCAmelCase						)

 UpperCAmelCase__							=    DPRContextEncoderTokenizerFast.from_pretrained("facebook/dpr-ctx_encoder-multiset-base"						)
 UpperCAmelCase__							=    ctx_encoder.to(device=_lowerCAmelCase						)

 def embed(
     _lowerCAmelCase				: dict    ,				_lowerCAmelCase				: DPRContextEncoder    ,				_lowerCAmelCase				: DPRContextEncoderTokenizerFast    ,				_lowerCAmelCase				: List[Any]						) -> dict:
  UpperCAmelCase__							=    ctx_tokenizer(
      documents["title"]    ,				documents["text"]    ,				truncation=_lowerCAmelCase    ,				padding="longest"    ,				return_tensors="pt"						)["input_ids"]
  UpperCAmelCase__							=    ctx_encoder(input_ids.to(device=_lowerCAmelCase						)    ,				return_dict=_lowerCAmelCase						).pooler_output
  return {"embeddings": embeddings.detach().cpu().numpy()}

 UpperCAmelCase__							=    Features(
     {"text": Value("string"						), "title": Value("string"						), "embeddings": Sequence(Value("float32"						)						)}						)  # optional, save as float32 instead of float64 to save space

 UpperCAmelCase__							=    data_shrad.map(
     partial(_lowerCAmelCase    ,				ctx_encoder=_lowerCAmelCase    ,				ctx_tokenizer=_lowerCAmelCase    ,				device=_lowerCAmelCase						)    ,				batched=_lowerCAmelCase    ,				batch_size=16    ,				features=_lowerCAmelCase    ,				)
 dataset.save_to_disk(_lowerCAmelCase						)



def     lowerCAmelCase		(		_lowerCAmelCase				: Optional[Any]    ,				_lowerCAmelCase				: Dict						):




 """simple docstring"""







 UpperCAmelCase__							=    []

 for shard_address in glob(str(_lowerCAmelCase						) + "/*/"						):
  data_shard_list.append(load_from_disk(_lowerCAmelCase						)						)

 UpperCAmelCase__							=    concatenate_datasets(_lowerCAmelCase						)
 faiss.omp_set_num_threads(96						)

 UpperCAmelCase__							=    faiss.IndexHNSWFlat(768    ,				128    ,				faiss.METRIC_INNER_PRODUCT						)
 concat.add_faiss_index("embeddings"    ,				custom_index=_lowerCAmelCase						)
 concat.get_index("embeddings"						).save(
     _lowerCAmelCase						)  # since we load the index in to memory,we can directly update the index in the disk











from __future__ import annotations

from math import pi, pow



def     lowerCAmelCase		(		_lowerCAmelCase				: int | float						):




 """simple docstring"""







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



def     lowerCAmelCase		(		_lowerCAmelCase				: float    ,				_lowerCAmelCase				: float						):




 """simple docstring"""







 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     lowerCAmelCase		(		_lowerCAmelCase				: float    ,				_lowerCAmelCase				: float    ,				_lowerCAmelCase				: float						):




 """simple docstring"""







 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						)						)

 UpperCAmelCase__							=    (
     (radius_a - radius_a + centers_distance)
     * (radius_a + radius_a - centers_distance)
     / (2 * centers_distance)
 )
 UpperCAmelCase__							=    (
     (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     lowerCAmelCase		(		_lowerCAmelCase				: float    ,				_lowerCAmelCase				: float    ,				_lowerCAmelCase				: float						):




 """simple docstring"""







 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     lowerCAmelCase		(		_lowerCAmelCase				: float    ,				_lowerCAmelCase				: float    ,				_lowerCAmelCase				: float						):




 """simple docstring"""







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



def     lowerCAmelCase		(		_lowerCAmelCase				: float    ,				_lowerCAmelCase				: float						):




 """simple docstring"""







 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     lowerCAmelCase		(		_lowerCAmelCase				: float    ,				_lowerCAmelCase				: float						):




 """simple docstring"""







 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     lowerCAmelCase		(		_lowerCAmelCase				: float    ,				_lowerCAmelCase				: float						):




 """simple docstring"""







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



def     lowerCAmelCase		(		_lowerCAmelCase				: float    ,				_lowerCAmelCase				: float						):




 """simple docstring"""







 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     lowerCAmelCase		(		_lowerCAmelCase				: float						):




 """simple docstring"""







 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     lowerCAmelCase		(		_lowerCAmelCase				: float						):




 """simple docstring"""







 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     lowerCAmelCase		(		_lowerCAmelCase				: float    ,				_lowerCAmelCase				: float						):




 """simple docstring"""







 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     lowerCAmelCase		(		_lowerCAmelCase				: float    ,				_lowerCAmelCase				: float    ,				_lowerCAmelCase				: float						):




 """simple docstring"""







 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     lowerCAmelCase		(		_lowerCAmelCase				: float    ,				_lowerCAmelCase				: float    ,				_lowerCAmelCase				: float						):




 """simple docstring"""







 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     lowerCAmelCase		(		_lowerCAmelCase				: float    ,				_lowerCAmelCase				: float						):




 """simple docstring"""







 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     lowerCAmelCase		(		):




 """simple docstring"""







 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()





