Added usage info

neilmunday · neilmunday · commit f0d7816ca3f3 · 2018-02-20T23:42:05.000Z
diff --git a/examples/pysdl2.py b/examples/pysdl2.py
@@ -6,6 +6,13 @@
 
 Requires PySDL2 and SDL2 libraries.
 
+Usage:
+
+    python pysdl2.py [-v] [-h]
+
+    -v  turn on debug messages
+    -h  display help info
+
 Tested configurations:
 - Windows 7: SDL 2.0.7 and PySDL2 0.9.6
 - Fedora 26: SDL2 2.0.7 with PySDL2 0.9.6
