


"""simple docstring"""



import argparse
import datetime






def       lowerCamelCase					(a_						:str)     ->							str:
       lowercase		:Optional[Any]       							=				{
           '''0''': '''Sunday''',
           '''1''': '''Monday''',
           '''2''': '''Tuesday''',
           '''3''': '''Wednesday''',
           '''4''': '''Thursday''',
           '''5''': '''Friday''',
           '''6''': '''Saturday''',
       }

       lowercase		:Tuple       							=				{0: 1, 1: 2, 2: 3, 3: 4, 4: 5, 5: 6, 6: 0}

       # Validate
       if not 0 < len(a_) < 11:
              raise ValueError('''Must be 10 characters long''')

       # Get month
       lowercase		:int       							=				int(date_input[0] + date_input[1])
       # Validate
       if not 0 < m < 13:
              raise ValueError('''Month must be between 1 - 12''')

       lowercase		:str       							=				date_input[2]
       # Validate
       if sep_a not in ["-", "/"]:
              raise ValueError('''Date separator must be \'-\' or \'/\'''')

       # Get day
       lowercase		:int       							=				int(date_input[3] + date_input[4])
       # Validate
       if not 0 < d < 32:
              raise ValueError('''Date must be between 1 - 31''')

       # Get second separator
       lowercase		:str       							=				date_input[5]
       # Validate
       if sep_a not in ["-", "/"]:
              raise ValueError('''Date separator must be \'-\' or \'/\'''')

       # Get year
       lowercase		:int       							=				int(date_input[6] + date_input[7] + date_input[8] + date_input[9])
       # Arbitrary year range
       if not 45 < y < 8500:
              raise ValueError(
                  '''Year out of range. There has to be some sort of limit...right?''')

       # Get datetime obj for validation
       lowercase		:Union[str, Any]       							=				datetime.date(int(a_)				,				int(a_)				,				int(a_))

       # Start math
       if m <= 2:
              lowercase		:Dict       							=				y - 1
              lowercase		:Any       							=				m + 12
       # maths var
       lowercase		:int       							=				int(str(a_)[:2])
       lowercase		:int       							=				int(str(a_)[2:])
       lowercase		:int       							=				int(2.6 * m - 5.39)
       lowercase		:int       							=				int(c / 4)
       lowercase		:int       							=				int(k / 4)
       lowercase		:int       							=				int(d + k)
       lowercase		:int       							=				int(t + u + v + x)
       lowercase		:int       							=				int(z - (2 * c))
       lowercase		:int       							=				round(w % 7)
       # End math

       # Validate math
       if f != convert_datetime_days[dt_ck.weekday()]:
              raise AssertionError('''The date was evaluated incorrectly. Contact developer.''')

       # Response
       lowercase		:str       							=				F"""Your date {date_input}, is a {days[str(a_)]}!"""
       return response


if __name__ == "__main__":
 import doctest

 doctest.testmod()
 UpperCAmelCase      		=			argparse.ArgumentParser(
     description=(
         '''Find out what day of the week nearly any date is or was. Enter '''
         '''date as a string in the mm-dd-yyyy or mm/dd/yyyy format'''
     )
 )
 parser.add_argument(
     '''date_input''', type=str, help='''Date as a string (mm-dd-yyyy or mm/dd/yyyy)'''
 )
 UpperCAmelCase      		=			parser.parse_args()
 zeller(args.date_input)





"""simple docstring"""



import unittest

import numpy as np






def       lowerCamelCase					(a_						:np.ndarray				,				a_						:np.ndarray				,				a_						:np.ndarray				,				a_						:np.ndarray | None = None				,				)     ->							np.ndarray:
       lowercase		:str       							=				np.shape(a_)
       lowercase		:Dict       							=				np.shape(a_)
       lowercase		:Optional[int]       							=				np.shape(a_)

       if shape_a[0] != shape_b[0]:
              lowercase		:List[str]       							=				(
                  '''Expected the same number of rows for A and B. '''
                  F"""Instead found A of size {shape_a} and B of size {shape_b}"""
              )
              raise ValueError(a_)

       if shape_b[1] != shape_c[1]:
              lowercase		:List[str]       							=				(
                  '''Expected the same number of columns for B and C. '''
                  F"""Instead found B of size {shape_b} and C of size {shape_c}"""
              )
              raise ValueError(a_)

       lowercase		:Optional[Any]       							=				pseudo_inv
       if a_inv is None:
              try:
                     lowercase		:int       							=				np.linalg.inv(a_)
              except np.linalg.LinAlgError:
                     raise ValueError(
                         '''Input matrix A is not invertible. Cannot compute Schur complement.''')

       return mat_c - mat_b.T @ a_inv @ mat_b
class 					__magic_name__		(			unittest.TestCase     ):






       def  __snake_case						(   self  :    int				):

              '''simple docstring'''






              lowercase		:Dict       							=				np.array([[1, 2, 1], [2, 1, 2], [3, 2, 4]]				)
              lowercase		:List[str]       							=				np.array([[0, 3], [3, 0], [2, 3]]				)
              lowercase		:List[str]       							=				np.array([[2, 1], [6, 3]]				)

              lowercase		:Any       							=				schur_complement(snake_case__  ,     snake_case__  ,     snake_case__				)

              lowercase		:int       							=				np.block([[a, b], [b.T, c]]				)

              lowercase		:Tuple       							=				np.linalg.det(snake_case__				)
              lowercase		:Any       							=				np.linalg.det(snake_case__				)
              lowercase		:List[Any]       							=				np.linalg.det(snake_case__				)

              self.assertAlmostEqual(snake_case__  ,     det_a * det_s				)






       def  __snake_case						(   self  :    Optional[int]				):

              '''simple docstring'''






              lowercase		:Union[str, Any]       							=				np.array([[1, 2, 1], [2, 1, 2], [3, 2, 4]]				)
              lowercase		:Union[str, Any]       							=				np.array([[0, 3], [3, 0], [2, 3]]				)
              lowercase		:List[str]       							=				np.array([[2, 1], [6, 3]]				)

              with self.assertRaises(snake_case__				):
                     schur_complement(snake_case__  ,     snake_case__  ,     snake_case__				)







       def  __snake_case						(   self  :    List[Any]				):

              '''simple docstring'''






              lowercase		:List[str]       							=				np.array([[1, 2, 1], [2, 1, 2], [3, 2, 4]]				)
              lowercase		:int       							=				np.array([[0, 3], [3, 0], [2, 3]]				)
              lowercase		:List[Any]       							=				np.array([[2, 1, 3], [6, 3, 5]]				)

              with self.assertRaises(snake_case__				):
                     schur_complement(snake_case__  ,     snake_case__  ,     snake_case__				)


if __name__ == "__main__":
 import doctest

 doctest.testmod()
 unittest.main()

