Here is the fix of PyNotifications. Because one entry was missing, index 24 of NotificationType (Type_AllNodesQueried) was return as Error (index 24 in PyNotifications).
I also add the function GetErrorCode in the debuging process.
Fix PyNotifications (missing DriverFailed) and add GetErrorCode
Merge pull request #7 from gdoucet/master
Fix PyNotifications with missing DriverFailed