





import unittest

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



class 					__lowerCAmelCase       (			unittest.TestCase     ):






			def 			lowerCamelCase  (self    )     ->   None:


							'''simple docstring'''



							snake_case_						:    Optional[Any]				=  Vector([1, 2, 3]    )
							self.assertEqual(x.component(0    )					,							1    )
							self.assertEqual(x.component(2    )					,							3    )
							snake_case_						:    List[Any]				=  Vector()






			def 			lowerCamelCase  (self    )     ->   None:


							'''simple docstring'''



							snake_case_						:    str				=  Vector([0, 0, 0, 0, 0, 1]    )
							self.assertEqual(str(A_    )					,							'''(0,0,0,0,0,1)'''    )






			def 			lowerCamelCase  (self    )     ->   None:


							'''simple docstring'''



							snake_case_						:    List[str]				=  Vector([1, 2, 3, 4]    )
							self.assertEqual(len(A_    )					,							4    )






			def 			lowerCamelCase  (self    )     ->   None:


							'''simple docstring'''



							snake_case_						:    Union[str, Any]				=  Vector([1, 2]    )
							snake_case_						:    Optional[int]				=  Vector([1, 2, 3, 4, 5]    )
							snake_case_						:    List[Any]				=  Vector([0, 0, 0, 0, 0, 0, 0, 0, 0, 0]    )
							snake_case_						:    str				=  Vector([1, -1, 1, -1, 2, -3, 4, -5]    )
							self.assertAlmostEqual(x.euclidean_length()					,							2.236					,							3    )
							self.assertAlmostEqual(y.euclidean_length()					,							7.416					,							3    )
							self.assertEqual(z.euclidean_length()					,							0    )
							self.assertAlmostEqual(w.euclidean_length()					,							7.616					,							3    )






			def 			lowerCamelCase  (self    )     ->   None:


							'''simple docstring'''



							snake_case_						:    Union[str, Any]				=  Vector([1, 2, 3]    )
							snake_case_						:    Optional[int]				=  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 			lowerCamelCase  (self    )     ->   None:


							'''simple docstring'''



							snake_case_						:    List[str]				=  Vector([1, 2, 3]    )
							snake_case_						:    str				=  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 			lowerCamelCase  (self    )     ->   None:


							'''simple docstring'''



							snake_case_						:    Dict				=  Vector([1, 2, 3]    )
							snake_case_						:    Optional[int]				=  Vector([2, -1, 4]    )  # for test of dot product
							snake_case_						:    Any				=  Vector([1, -2, -1]    )
							self.assertEqual(str(x * 3.0    )					,							'''(3.0,6.0,9.0)'''    )
							self.assertEqual((a * b)					,							0    )






			def 			lowerCamelCase  (self    )     ->   None:


							'''simple docstring'''



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






			def 			lowerCamelCase  (self    )     ->   None:


							'''simple docstring'''



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






			def 			lowerCamelCase  (self    )     ->   None:


							'''simple docstring'''



							snake_case_						:    Union[str, Any]				=  Vector([1, 2, 3]    )
							snake_case_						:    Optional[int]				=  Vector([1, 0, 1]    )
							self.assertEqual(str(axpy(2					,							A_					,							A_    )    )					,							'''(3,4,7)'''    )






			def 			lowerCamelCase  (self    )     ->   None:


							'''simple docstring'''



							snake_case_						:    Union[str, Any]				=  Vector([1, 0, 0, 0, 0, 0]    )
							snake_case_						:    Optional[Any]				=  x.copy()
							self.assertEqual(str(A_    )					,							str(A_    )    )






			def 			lowerCamelCase  (self    )     ->   None:


							'''simple docstring'''



							snake_case_						:    Tuple				=  Vector([1, 0, 0]    )
							x.change_component(0					,							0    )
							x.change_component(1					,							1    )
							self.assertEqual(str(A_    )					,							'''(0,1,0)'''    )






			def 			lowerCamelCase  (self    )     ->   None:


							'''simple docstring'''



							snake_case_						:    Any				=  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(A_    )    )






			def 			lowerCamelCase  (self    )     ->   None:


							'''simple docstring'''



							snake_case_						:    Optional[int]				=  Matrix([[1, 2, 3], [2, 4, 5], [6, 7, 8]]					,							3					,							3    )
							snake_case_						:    List[Any]				=  [[-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(A_					,							A_    )    )






			def 			lowerCamelCase  (self    )     ->   None:


							'''simple docstring'''



							snake_case_						:    List[str]				=  Matrix([[1, 2, 3], [2, 4, 5], [6, 7, 8]]					,							3					,							3    )
							snake_case_						:    Any				=  [[-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(A_					,							A_    )    )






			def 			lowerCamelCase  (self    )     ->   None:


							'''simple docstring'''



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






			def 			lowerCamelCase  (self    )     ->   None:


							'''simple docstring'''



							snake_case_						:    str				=  Matrix([[1, 2, 3], [4, 5, 6], [7, 8, 9]]					,							3					,							3    )
							snake_case_						:    Union[str, Any]				=  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 			lowerCamelCase  (self    )     ->   None:


							'''simple docstring'''



							snake_case_						:    Tuple				=  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(A_    )    )






			def 			lowerCamelCase  (self    )     ->   None:


							'''simple docstring'''



							snake_case_						:    Union[str, Any]				=  Matrix([[1, 2, 3], [2, 4, 5], [6, 7, 8]]					,							3					,							3    )
							self.assertEqual(7					,							a.component(2					,							1    )					,							0.01    )






			def 			lowerCamelCase  (self    )     ->   None:


							'''simple docstring'''



							snake_case_						:    str				=  Matrix([[1, 2, 3], [2, 4, 5], [6, 7, 8]]					,							3					,							3    )
							snake_case_						:    Optional[int]				=  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 			lowerCamelCase  (self    )     ->   None:


							'''simple docstring'''



							snake_case_						:    Optional[int]				=  Matrix([[1, 2, 3], [2, 4, 5], [6, 7, 8]]					,							3					,							3    )
							snake_case_						:    Optional[Any]				=  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 			lowerCamelCase  (self    )     ->   None:


							'''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()






from datetime import datetime

import requests
from bsa import BeautifulSoup

if __name__ == "__main__":
 lowerCamelCase				:		int     =   input("Enter image url: ").strip()
 print(F"""Downloading image from {url} ...""")
 lowerCamelCase				:		Tuple     =   BeautifulSoup(requests.get(url).content, "html.parser")
 # The image URL is in the content field of the first meta tag with property og:image
 lowerCamelCase				:		int     =   soup.find("meta", {"property": "og:image"})["content"]
 lowerCamelCase				:		Dict     =   requests.get(image_url).content
 lowerCamelCase				:		Optional[int]     =   F"""{datetime.now():%Y-%m-%d_%H:%M:%S}.jpg"""
 with open(file_name, "wb") as fp:
  fp.write(image_data)
 print(F"""Done. Image saved to disk as {file_name}.""")



