support generating a private/public key pair by running this...

Need to think a bit more as it requires the test library, which isn't
immediately available...

Likely need to make this a proper package and put the library there..

syote_comms.py

@@ -225,6 +225,12 @@ def comms_process_wrap(state, input):
 
 	return outbuf._from()
 
+if __name__ == '__main__':
+	key = X25519.gen()
+
+	print(key.getpriv().hex())
+	print(key.getpub().hex())
+
 class TestX25519(unittest.TestCase):
 	PUBLIC_BYTES = EC_PUBLIC_BYTES
 	PRIVATE_BYTES = EC_PRIVATE_BYTES