--- a/plcopen/plcopen.py	Mon Jul 04 15:24:44 2011 +0200
+++ b/plcopen/plcopen.py	Fri Aug 12 17:04:55 2011 +0200
@@ -1777,11 +1777,11 @@
         if type == "rightPowerRail":
             for connectionPointIn in self.getconnectionPointIn():
                 infos["inputs"].append(_getconnectioninfos(self, connectionPointIn, True))
-            infos["specific_values"]["connectors"] = [True for input in infos["inputs"]]
+            infos["specific_values"]["connectors"] = len(infos["inputs"])
         elif type == "leftPowerRail":
             for connectionPointOut in self.getconnectionPointOut():
                 infos["outputs"].append(_getconnectioninfos(self, connectionPointOut))
-            infos["specific_values"]["connectors"] = [True for output in infos["outputs"]]
+            infos["specific_values"]["connectors"] = len(infos["outputs"])
         return infos
     return getpowerrailinfos