使用python获取电脑的磁盘信息方法

In [1]: import psutil
In [2]: psutil.disk_partitions()
Out[2]: [sdiskpart(device='/dev/disk2', mountpoint='/', fstype='hfs', opts='rw,local,rootfs,dovolfs,journaled,multilabel')]
In [3]: len(psutil.disk_partitions())
Out[3]: 1

In [4]: psutil.disk_usage('/')
Out[4]: sdiskusage(total=1114478608384, used=305497878528, free=808718585856, percent=27.4)

In [5]: psutil.disk_io_counters()
Out[5]: sdiskio(read_count=112237L, write_count=99750L, read_bytes=5243863040L, write_bytes=7047483392L, read_time=80568L, write_time=138699L)

In [7]: psutil.disk_io_counters(perdisk=True)
Out[7]: 
{'disk0': sdiskio(read_count=103533L, write_count=86260L, read_bytes=5120090624L, write_bytes=4813373440L, read_time=29774L, write_time=27654L),
 'disk1': sdiskio(read_count=8740L, write_count=13723L, read_bytes=124141056L, write_bytes=2237206528L, read_time=50840L, write_time=111871L)}