_cli.py 文件源码

def freeze_app(app, freezer, path, base_url):
    if not base_url:
        raise click.UsageError('No base URL provided, use --base-url')
    print('Generating HTML...')
    app.config['FREEZER_DESTINATION'] = path
    app.config['FREEZER_BASE_URL'] = base_url
    app.config['SERVER_NAME'] = urllib.parse.urlparse(base_url).netloc

    # make sure Frozen Flask warnings are treated as errors
    warnings.filterwarnings('error', category=flask_frozen.FrozenFlaskWarning)

    try:
        freezer.freeze()
    except flask_frozen.FrozenFlaskWarning as w:
        print('Error:', w, file=sys.stderr)
        sys.exit(1)