1 files changed, 62 insertions, 0 deletions
diff --git a/python/psutil/examples/disk_usage.py b/python/psutil/examples/disk_usage.py
new file mode 100755
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+++ b/python/psutil/examples/disk_usage.py
@@ -0,0 +1,62 @@
+#!/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 examples/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())