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c913480 Sep 22, 2016
executable file 64 lines (53 sloc) 1.95 KB
#!/usr/bin/env python
# Copyright (c) 2009, Giampaolo Rodola'. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
"""
List all mounted disk partitions a-la "df -h" command.
$ python scripts/disk_usage.py
Device Total Used Free Use % Type Mount
/dev/sdb3 18.9G 14.7G 3.3G 77% ext4 /
/dev/sda6 345.9G 83.8G 244.5G 24% ext4 /home
/dev/sda1 296.0M 43.1M 252.9M 14% vfat /boot/efi
/dev/sda2 600.0M 312.4M 287.6M 52% fuseblk /media/Recovery
"""
import sys
import os
import psutil
def bytes2human(n):
# http://code.activestate.com/recipes/578019
# >>> bytes2human(10000)
# '9.8K'
# >>> bytes2human(100001221)
# '95.4M'
symbols = ('K', 'M', 'G', 'T', 'P', 'E', 'Z', 'Y')
prefix = {}
for i, s in enumerate(symbols):
prefix[s] = 1 << (i + 1) * 10
for s in reversed(symbols):
if n >= prefix[s]:
value = float(n) / prefix[s]
return '%.1f%s' % (value, s)
return "%sB" % n
def main():
templ = "%-17s %8s %8s %8s %5s%% %9s %s"
print(templ % ("Device", "Total", "Used", "Free", "Use ", "Type",
"Mount"))
for part in psutil.disk_partitions(all=False):
if os.name == 'nt':
if 'cdrom' in part.opts or part.fstype == '':
# skip cd-rom drives with no disk in it; they may raise
# ENOENT, pop-up a Windows GUI error for a non-ready
# partition or just hang.
continue
usage = psutil.disk_usage(part.mountpoint)
print(templ % (
part.device,
bytes2human(usage.total),
bytes2human(usage.used),
bytes2human(usage.free),
int(usage.percent),
part.fstype,
part.mountpoint))
if __name__ == '__main__':
sys.exit(main())