Merge pull request #46 from davidalger/patch-1

Fix invalid psutil method call on darwin

Author: gwillem

mwscan/mwscan.py

@@ -202,7 +202,7 @@ def main():
     args = parse_args()
 
     # don't swamp the machine
-    if psutil:
+    if psutil and sys.platform != "darwin":
         mylife = psutil.Process()
         mylife.ionice(psutil.IOPRIO_CLASS_IDLE)