def print_passed():
    # generated on http://patorjk.com/software/taag/#p=display&f=Small&t=PASSED
    print_success_message(r'''  ___  _   ___ ___ ___ ___
 | _ \/_\ / __/ __| __|   \
 |  _/ _ \\__ \__ \ _|| |) |
 |_|/_/ \_\___/___/___|___/
''')

 def on_modified(self, event):
     print_failure_message('Modification detected. Rebuilding docs.')
     # # Strip off the path prefix.
     # import os
     # if event.src_path[len(os.getcwd()) + 1:].startswith(
     #         CODE_DIRECTORY):
     #     # sphinx-build doesn't always pick up changes on code files,
     #     # even though they are used to generate the documentation. As
     #     # a workaround, just clean before building.
     doc_html()
     print_success_message('Docs have been rebuilt.')