def stat(tname, options = {})
      resp = http_get("/v1/#{appkey}/metadata/#{tname}", :params => options)

      if resp && resp.code == 200
        JSON.parse(resp)
      end
    end
def stat(tname, options = {})
      resp = http_get("/v1/#{appkey}/metadata/#{tname}", :params => options)

      if resp && resp.code == 200
        JSON.parse(resp)
      end
    end
文件信息查看, 不能带扩展名