[introspection] Add sample.py

src/sample.py

@@ -0,0 +1,13 @@
+#!/usr/bin/python
+
+import sys
+from gi.repository import HarfBuzz as hb
+
+def nothing():
+	pass
+
+fontdata = file (sys.argv[1]).read ()
+blob = hb.blob_create (fontdata, hb.memory_mode_t.WRITABLE, None, nothing)
+print blob
+buffer = hb.buffer_create ()
+