Mine

#!/usr/bin/env pythonimport gtk  import gobjectmanager = gtk.recent_manager_get_default()file_uri ="/path/to/file"if manager.add_item(file_uri):	print "added "+ file_uri + " to recentlyused"else:	print "could not add "+ file_uri + " to recentlyused"if manager.lookup_item(file_uri):	print "Found file in RecentlyUsed"	else:		print "Could not find the file: ", file_uri