def encrypt(pubkey, password):
key = load_key(pubkey)<EOL>encrypted_password = key.encrypt(password, PKCS1v15())<EOL>return base64.b64encode(encrypted_password)<EOL>
Encrypt password using given RSA public key and encode it with base64.

    The encrypted password can only be decrypted by someone with the
    private key (in this case, only Travis).