def cleanup_images(self):
for image in self.list_images():<EOL><INDENT>if CONU_ARTIFACT_TAG in image.name:<EOL><INDENT>image.rmi()<EOL><DEDENT><DEDENT>run_cmd(["<STR_LIT>", "<STR_LIT>", "<STR_LIT>"])<EOL>
Remove all images created by CONU and remove all hidden images (cached dowloads)

:return: None