Gateway Script Error: super(type, obj): obj must be an instance or subtype of type

[pturmel]

@Michael_Lindon

Do you use much OO programming and inheritance?

Extensively. Including manipulating and extending jython source code for use in my Ignition add-on modules.

Jython's super() is v2.7, but is implemented in java, not C.

I recommend studying this topic and its linked topics:

[IGN-5244]Persist Python Class Object

I am working in Perspective, but this probably applies to other modules as well. I have created user defined classes in the project scripts and I am instantiating them from a view in Perspective. Is there a place I can persist the instance of the object for use between events by the user? Right now I have it serializing to a property on the view, but when I want to work with the object again I have to de-serialize the object in order to work with it again. Having to write custom de-serialize me…