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Issue #12442: add shutil.disk_usage()

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This commit is contained in:
Giampaolo Rodola' 2011-07-01 13:55:36 +02:00
parent 59929d9877
commit 210e7ca032
6 changed files with 77 additions and 1 deletions
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19
Lib/shutil.py
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@ -12,6 +12,7 @@ import fnmatch
import collections
import errno
import tarfile
from collections import namedtuple
try:
import bz2
@ -754,3 +755,21 @@ def unpack_archive(filename, extract_dir=None, format=None):
func = _UNPACK_FORMATS[format][1]
kwargs = dict(_UNPACK_FORMATS[format][2])
func(filename, extract_dir, **kwargs)
if hasattr(os, "statvfs") or os.name == 'nt':
_ntuple_diskusage = namedtuple('usage', 'total used free')
def disk_usage(path):
"""Return disk usage statistics about the given path as a namedtuple
including total, used and free space expressed in bytes.
"""
if hasattr(os, "statvfs"):
st = os.statvfs(path)
free = (st.f_bavail * st.f_frsize)
total = (st.f_blocks * st.f_frsize)
used = (st.f_blocks - st.f_bfree) * st.f_frsize
else:
import nt
total, free = nt._getdiskusage(path)
used = total - free
return _ntuple_diskusage(total, used, free)