__fabfile.py 文件源码

def serve(hugo_args='', init_jupyter=True):
    """
    Watch for changes in jupyter notebooks and render them anew while hugo runs.

    Args:
        init_jupyter: initialize jupyter if set to True
        hugo_args: command-line arguments to be passed to `hugo server`
    """
    observer = Observer()
    observer.schedule(NotebookHandler(), 'notebooks')
    observer.start()

    hugo_process = sp.Popen(('hugo', 'serve', *shlex.split(hugo_args)))

    if init_jupyter:
        jupyter_process = sp.Popen(('jupyter', 'notebook'), cwd='notebooks')

    local('open http://localhost:1313')

    try:
        print(crayons.green('Successfully initialized server(s)'),
              crayons.yellow('press ctrl+C at any time to quit'),
              )
        while True:
            pass
    except KeyboardInterrupt:
        print(crayons.yellow('Terminating'))
    finally:
        if init_jupyter:
            print(crayons.yellow('shutting down jupyter'))
            jupyter_process.kill()

        print(crayons.yellow('shutting down watchdog'))
        observer.stop()
        observer.join()
        print(crayons.yellow('shutting down hugo'))
        hugo_process.kill()
        print(crayons.green('all processes shut down successfully'))
        sys.exit(0)