import os

from collections import namedtuple

disk_ntuple = namedtuple('partition', 'device mountpoint fstype')

usage_ntuple = namedtuple('usage', 'total used free percent')

stat_ntuple = namedtuple('w', 'x y z')

def disk_partitions(all=False):

"""Return all mountd partitions as a nameduple.

If all == False return phyisical partitions only.

"""

phydevs = []

f = open("/proc/filesystems", "r")

for line in f:

if not line.startswith("nodev"):

phydevs.append(line.strip())

retlist = []

f = open('/etc/mtab', "r")

for line in f:

if not all and line.startswith('none'):

continue

fields = line.split()

device = fields[0]

mountpoint = fields[1]

fstype = fields[2]

if not all and fstype not in phydevs:

continue

if device == 'none':

device = ''

ntuple = disk_ntuple(device, mountpoint, fstype)

retlist.append(ntuple)

return retlist

def disk_usage(path):

"""Return disk usage associated with path."""

st = os.statvfs(path)

free = (st.f_bavail * st.f_frsize) / 1073741824

total = (st.f_blocks * st.f_frsize) / 1073741824

used = ((st.f_blocks - st.f_bfree) * st.f_frsize) / 1073741824

try:

percent = ret = (float(used) / total) * 100

except ZeroDivisionError:

percent = 0

# NB: the percentage is -5% than what shown by df due to

# reserved blocks that we are currently not considering:

# http://goo.gl/sWGbH

# return usage_ntuple(total, used, free, round(percent, 1))

return stat_ntuple(path,total,(round(percent,0)))

if __name__ == '__main__':

for part in disk_partitions():

# print part

pt1 = disk_usage(part.mountpoint)

# print " %s\n" % str(disk_usage(part.mountpoint))

print pt1.x

print pt1.y

print pt1.z