def cbc_enc(key,iv,message):
        cipher_cbc = AES.new(key, AES.MODE_CBC, iv=iv)
        return cipher_cbc.encrypt(Padding.pad(message, 16))

    def cbc_dec(key,iv,ciphertext):
        cipher_cbc = AES.new(key, AES.MODE_CBC, iv=iv)
        return Padding.unpad(cipher_cbc.decrypt(ciphertext), 16)

    k = b'einszweidreivier'
    iv = b'1234567890abcdef'
    c = cbc_enc(k, iv, b'Hallo Wel asd asdasdasa  asd asdas da asd dasd asdasd   asd asd d at')
    print(c.hex())
    print(cbc_dec(k, iv, c))