receive-emptyconnect.sh test fails: dummyclient.py line 7: SyntaxError: invalid syntax

[Whissi]

FAIL: receive-emptyconnect.sh
=============================

============================================================
Test: ./receive-emptyconnect.sh
============================================================
portage   16372  16366  0 16:42 pts/2    00:00:00 /bin/sh -c set +e; bases='basic.sh.log basic-realistic.sh.log receiver
portage   16782  16381  0 16:42 pts/2    00:00:00 /bin/sh -c p='receive-emptyconnect.sh'; \ b='receive-emptyconnect.sh';
portage   16786  16782  0 16:42 pts/2    00:00:00 /bin/sh ../test-driver --test-name receive-emptyconnect.sh --log-file
portage   16787  16786  0 16:42 pts/2    00:00:00 /bin/bash ./receive-emptyconnect.sh
portage   16789  16787  0 16:42 pts/2    00:00:00 grep receive
  File "./dummyclient.py", line 7
    print "dummyclient info: opening and closing port " + str(port) + " without sending data"
                                                      ^
SyntaxError: invalid syntax
receiver 16795 stopped

FAIL: expected message not found. Expected:
server closed relp session

librelp.out.log actually is:
^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@program started up, pidfile receive.pid contains 16795
Receiver running
FAIL receive-emptyconnect.sh (exit status: 1)

Looks like a Python2 vs Python3 thing.