python/demos/demo_create_test_sounds.py: python 3 compat

diff --git a/python/demos/demo_create_test_sounds.py b/python/demos/demo_create_test_sounds.py
index 50fdb6e..3d2f2d0 100755 (executable)
--- a/python/demos/demo_create_test_sounds.py
+++ b/python/demos/demo_create_test_sounds.py
@@ -47,4 +47,4 @@ if __name__ == '__main__':
         outstr += " ({:d} frames".format(total_frames)
         outstr += " at {:d}Hz)".format(g.samplerate)
         outstr += " to {:s}".format(g.uri)
-        print outstr
+        print(outstr)