




import random
import sys

from . import cryptomath_module as cryptomath

SCREAMING_SNAKE_CASE		:str				  =    (
    R""" !\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`"""
    R"""abcdefghijklmnopqrstuvwxyz{|}~"""
)




def  lowerCAmelCase(			SCREAMING_SNAKE_CASE_ ,	SCREAMING_SNAKE_CASE_ ,	SCREAMING_SNAKE_CASE_ )->	None:



    """simple docstring"""






    if mode == "encrypt":
        if key_a == 1:
            sys.exit(
                "The affine cipher becomes weak when key "
                "A is set to 1. Choose different key" )
        if key_b == 0:
            sys.exit(
                "The affine cipher becomes weak when key "
                "B is set to 0. Choose different key" )
    if key_a < 0 or key_b < 0 or key_b > len(SCREAMING_SNAKE_CASE_ ) - 1:
        sys.exit(
            "Key A must be greater than 0 and key B must "
            f"be between 0 and {len(SCREAMING_SNAKE_CASE_ ) - 1}." )
    if cryptomath.gcd(SCREAMING_SNAKE_CASE_ ,	len(SCREAMING_SNAKE_CASE_ ) ) != 1:
        sys.exit(
            f"Key A {key_a} and the symbol set size {len(SCREAMING_SNAKE_CASE_ )} "
            "are not relatively prime. Choose a different key." )




def  lowerCAmelCase(			SCREAMING_SNAKE_CASE_ ,	SCREAMING_SNAKE_CASE_ )->	str:



    """simple docstring"""






    UpperCamelCase_     ,					UpperCamelCase_      =	divmod(SCREAMING_SNAKE_CASE_ ,	len(SCREAMING_SNAKE_CASE_ ) )
    check_keys(SCREAMING_SNAKE_CASE_ ,	SCREAMING_SNAKE_CASE_ ,	"encrypt" )
    UpperCamelCase_      =	""
    for symbol in message:
        if symbol in SYMBOLS:
            UpperCamelCase_      =	SYMBOLS.find(SCREAMING_SNAKE_CASE_ )
            cipher_text += SYMBOLS[(sym_index * key_a + key_b) % len(SCREAMING_SNAKE_CASE_ )]
        else:
            cipher_text += symbol
    return cipher_text




def  lowerCAmelCase(			SCREAMING_SNAKE_CASE_ ,	SCREAMING_SNAKE_CASE_ )->	str:



    """simple docstring"""






    UpperCamelCase_     ,					UpperCamelCase_      =	divmod(SCREAMING_SNAKE_CASE_ ,	len(SCREAMING_SNAKE_CASE_ ) )
    check_keys(SCREAMING_SNAKE_CASE_ ,	SCREAMING_SNAKE_CASE_ ,	"decrypt" )
    UpperCamelCase_      =	""
    UpperCamelCase_      =	cryptomath.find_mod_inverse(SCREAMING_SNAKE_CASE_ ,	len(SCREAMING_SNAKE_CASE_ ) )
    for symbol in message:
        if symbol in SYMBOLS:
            UpperCamelCase_      =	SYMBOLS.find(SCREAMING_SNAKE_CASE_ )
            plain_text += SYMBOLS[
                (sym_index - key_b) * mod_inverse_of_key_a % len(SCREAMING_SNAKE_CASE_ )
            ]
        else:
            plain_text += symbol
    return plain_text




def  lowerCAmelCase(			)->	int:



    """simple docstring"""






    while True:
        UpperCamelCase_      =	random.randint(2 ,	len(SCREAMING_SNAKE_CASE_ ) )
        UpperCamelCase_      =	random.randint(2 ,	len(SCREAMING_SNAKE_CASE_ ) )
        if cryptomath.gcd(SCREAMING_SNAKE_CASE_ ,	len(SCREAMING_SNAKE_CASE_ ) ) == 1 and key_b % len(SCREAMING_SNAKE_CASE_ ) != 0:
            return key_b * len(SCREAMING_SNAKE_CASE_ ) + key_b




def  lowerCAmelCase(			)->	None:



    """simple docstring"""






    UpperCamelCase_      =	input("Enter message: " ).strip()
    UpperCamelCase_      =	int(input("Enter key [2000 - 9000]: " ).strip() )
    UpperCamelCase_      =	input("Encrypt/Decrypt [E/D]: " ).strip().lower()

    if mode.startswith("e" ):
        UpperCamelCase_      =	"encrypt"
        UpperCamelCase_      =	encrypt_message(SCREAMING_SNAKE_CASE_ ,	SCREAMING_SNAKE_CASE_ )
    elif mode.startswith("d" ):
        UpperCamelCase_      =	"decrypt"
        UpperCamelCase_      =	decrypt_message(SCREAMING_SNAKE_CASE_ ,	SCREAMING_SNAKE_CASE_ )
    print(f"\n{mode.title()}ed text: \n{translated}" )


if __name__ == "__main__":
 import doctest

 doctest.testmod()
 # main()



def  lowerCAmelCase(			SCREAMING_SNAKE_CASE_ )->	float:



    """simple docstring"""






    return -num if num < 0 else num




def  lowerCAmelCase(			SCREAMING_SNAKE_CASE_ )->	int:



    """simple docstring"""






    if len(SCREAMING_SNAKE_CASE_ ) == 0:
        raise ValueError("abs_min() arg is an empty sequence" )
    UpperCamelCase_      =	x[0]
    for i in x:
        if abs_val(SCREAMING_SNAKE_CASE_ ) < abs_val(SCREAMING_SNAKE_CASE_ ):
            UpperCamelCase_      =	i
    return j




def  lowerCAmelCase(			SCREAMING_SNAKE_CASE_ )->	int:



    """simple docstring"""






    if len(SCREAMING_SNAKE_CASE_ ) == 0:
        raise ValueError("abs_max() arg is an empty sequence" )
    UpperCamelCase_      =	x[0]
    for i in x:
        if abs(SCREAMING_SNAKE_CASE_ ) > abs(SCREAMING_SNAKE_CASE_ ):
            UpperCamelCase_      =	i
    return j




def  lowerCAmelCase(			SCREAMING_SNAKE_CASE_ )->	int:



    """simple docstring"""






    if len(SCREAMING_SNAKE_CASE_ ) == 0:
        raise ValueError("abs_max_sort() arg is an empty sequence" )
    return sorted(SCREAMING_SNAKE_CASE_ ,	key=SCREAMING_SNAKE_CASE_ )[-1]




def  lowerCAmelCase(			)->	Any:



    """simple docstring"""






    assert abs_val(0 ) == 0
    assert abs_val(3_4 ) == 3_4
    assert abs_val(-1_0_0_0_0_0_0_0_0_0_0_0 ) == 1_0_0_0_0_0_0_0_0_0_0_0

    UpperCamelCase_      =	[-3, -1, 2, -1_1]
    assert abs_max(SCREAMING_SNAKE_CASE_ ) == -1_1
    assert abs_max_sort(SCREAMING_SNAKE_CASE_ ) == -1_1
    assert abs_min(SCREAMING_SNAKE_CASE_ ) == -1


if __name__ == "__main__":
 import doctest

 doctest.testmod()

 test_abs_val()
 print(abs_val(-34))  # --> 34
