@property
def output_dir_url(self):
    if (bool(self.output_file) is False):
        return None
    url = regex_sub('[^/]+$', '', self.output_file.url)
    return url
@property
def output_dir_url(self):
    if (bool(self.output_file) is False):
        return None
    url = regex_sub('[^/]+$', , self.output_file.url)
    return url