


"""simple docstring"""







import random
import sys

from . import cryptomath_module as cryptomath

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







    """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(lowercase						) - 1:
        sys.exit(
            '''Key A must be greater than 0 and key B must '''
            f'''be between 0 and {len(lowercase						) - 1}.'''						)
    if cryptomath.gcd(lowercase			,       len(lowercase						)						) != 1:
        sys.exit(
            f'''Key A {key_a} and the symbol set size {len(lowercase						)} '''
            '''are not relatively prime. Choose a different key.'''						)
def _A		(		lowercase			,       lowercase						):







    """simple docstring"""
    a						, a											=divmod(lowercase			,       len(lowercase						)						)
    check_keys(lowercase			,       lowercase			,       '''encrypt'''						)
    a											=''''''
    for symbol in message:
        if symbol in SYMBOLS:
            a											=SYMBOLS.find(lowercase						)
            cipher_text += SYMBOLS[(sym_index * key_a + key_b) % len(lowercase						)]
        else:
            cipher_text += symbol
    return cipher_text
def _A		(		lowercase			,       lowercase						):







    """simple docstring"""
    a						, a											=divmod(lowercase			,       len(lowercase						)						)
    check_keys(lowercase			,       lowercase			,       '''decrypt'''						)
    a											=''''''
    a											=cryptomath.find_mod_inverse(lowercase			,       len(lowercase						)						)
    for symbol in message:
        if symbol in SYMBOLS:
            a											=SYMBOLS.find(lowercase						)
            plain_text += SYMBOLS[
                (sym_index - key_b) * mod_inverse_of_key_a % len(lowercase						)
            ]
        else:
            plain_text += symbol
    return plain_text
def _A		(		):







    """simple docstring"""
    while True:
        a											=random.randint(2			,       len(lowercase						)						)
        a											=random.randint(2			,       len(lowercase						)						)
        if cryptomath.gcd(lowercase			,       len(lowercase						)						) == 1 and key_b % len(lowercase						) != 0:
            return key_b * len(lowercase						) + key_b
def _A		(		):







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

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


if __name__ == "__main__":
       import doctest

       doctest.testmod()
       # main()



"""simple docstring"""







import pytest

from datasets.utils.version import Version
@pytest.mark.parametrize(
    '''other, expected_equality'''			,       [
        (Version('''1.0.0'''						), True),
        ('''1.0.0''', True),
        (Version('''2.0.0'''						), False),
        ('''2.0.0''', False),
        ('''1''', False),
        ('''a''', False),
        (1, False),
        (None, False),
    ]			,       )
def _A		(		lowercase			,       lowercase						):







    """simple docstring"""
    a											=Version('''1.0.0'''						)
    assert (version == other) is expected_equality
    assert (version != other) is not expected_equality
    assert (hash(lowercase						) == hash(lowercase						)) is expected_equality