Download all sheets as configured.

def main(flags):
    """
    Download all sheets as configured.
    """

    dl = SheetDownloader(flags)
    dl.init()

    for file_info in settings.GOOGLE_SHEET_SYNC['files']:
        print('Downloading {}'.format(file_info['path']))
        dl.download_sheet(
            file_info['path'],
            file_info['sheet'],
            file_info['range'],
        )