def RSAdecrypt(symmetric, private0, private1): 
    words = symmetric.split(",")
    decrypted_symmetric = ""
    for i in range(0, len(symmetric) - 1):
        decrypted_symmetric += str(RSA.decode(RSA.endecrypt(symmetric[i], private0, private1)))
    return decrypted_symmetric
def RSAencrypt(symmetric, public_exp, public_mod):
    encrypted_symmetric = ""
    for i in range(0, len(symmetric)):
        encrypted_symmetric += str(RSA.endecrypt(ord(symmetric[i]), public_exp, public_mod)) + ","
    return encrypted_symmetric