trying to get a nice disk display working

monitor/disk_display.py

@@ -4,17 +4,31 @@
 
 import disk
 
+def bytes2human(bytes):
+    units = ["B", "KB", "MB", "GB", "TB", "PB", "EB"]
+    counter = 0
+    while bytes > 1024:
+        bytes = bytes / 1024
+        counter += 1
+    human = [bytes, units[counter]]
+    return human
+
+def blocks2bytes(blocks, blocksize):
+    bytes = float(blocks) * float(blocksize)
+    return bytes
+
+
 if __name__ == "__main__":
     diskmoninstance = disk.diskmon()
     for partition in diskmoninstance.partitions:
-        print "device\t\t:" + str(partition["device"]) + \
-              "\nuuid\t\t:" + str(partition["uuid"])
+        print "Device:\t\t" + str(partition["device"]) + \
+              "\nUUID:\t\t" + str(partition["uuid"])
         if partition.has_key("mountpoint"):
-            print "mountpoint:\t" + str(partition["mountpoint"]) + \
-                  "\nfilesystem:\t" + str(partition["filesystem"]) + \
-                  "\nblocksize:\t" + str(partition["blocksize"]) + \
-                  "\ntotal blocks:\t" + str(partition["total blocks"]) + \
-                  "\nfree blocks:\t" + str(partition["free blocks"]) + "\n"
+            totalbytes = blocks2bytes(partition["total blocks"], partition["blocksize"])
+            totalhuman = bytes2human(totalbytes)
+            print "Mountpoint:\t" + str(partition["mountpoint"]) + \
+                  "\nFilesystem:\t" + str(partition["filesystem"]) + \
+                  "\nSize:\t\t%.2f %s\n" %(totalhuman[0], totalhuman[1])
         else:
             print "\n"