yongxu/sparrow @ 1dee15a6cf02633bf54104504a80b0cf5550ffbb

lijian 1dee15a6cf 去掉打印		%!s(int64=3) %!d(string=hai) anos
..
device	369886ada1 first commit	%!s(int64=3) %!d(string=hai) anos
device.go	369886ada1 first commit	%!s(int64=3) %!d(string=hai) anos
main.go	1dee15a6cf 去掉打印	%!s(int64=3) %!d(string=hai) anos
utils.go	bc677c9466 first commit	%!s(int64=6) %!d(string=hai) anos