1 files changed, 41 insertions, 0 deletions
diff --git a/python/psutil/examples/free.py b/python/psutil/examples/free.py
new file mode 100755
index 000000000..913ca58a4
--- /dev/null
+++ b/python/psutil/examples/free.py
@@ -0,0 +1,41 @@
+#!/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.
+
+"""
+A clone of 'free' cmdline utility.
+
+$ python examples/free.py
+             total       used       free     shared    buffers      cache
+Mem:      10125520    8625996    1499524          0     349500    3307836
+Swap:            0          0          0
+"""
+
+import psutil
+
+
+def main():
+    virt = psutil.virtual_memory()
+    swap = psutil.swap_memory()
+    templ = "%-7s %10s %10s %10s %10s %10s %10s"
+    print(templ % ('', 'total', 'used', 'free', 'shared', 'buffers', 'cache'))
+    print(templ % (
+        'Mem:',
+        int(virt.total / 1024),
+        int(virt.used / 1024),
+        int(virt.free / 1024),
+        int(getattr(virt, 'shared', 0) / 1024),
+        int(getattr(virt, 'buffers', 0) / 1024),
+        int(getattr(virt, 'cached', 0) / 1024)))
+    print(templ % (
+        'Swap:', int(swap.total / 1024),
+        int(swap.used / 1024),
+        int(swap.free / 1024),
+        '',
+        '',
+        ''))
+
+if __name__ == '__main__':
+    main()