tornado.py 文件源码

def get_filename(self, content_type):
        if not self._basename:
            return None

        typeValue = map(str.strip, content_type.split(";"))
        if len(typeValue) == 0:
            return None

        extension = mimetypes.guess_extension(typeValue[0])
        if not extension:
            return None

        return "%s%s" % (self._basename, extension)