abstract_models.py 文件源码

def file_size(self):
        """
        Obtain the file size for the file in human readable format.
        If the file isn't fount, return "0 bytes" rather than crash

        :return: String of file size with unit.

        """
        try:
            return filesizeformat(self.file.size)
        except OSError:
            return filesizeformat(0)