poll() as a python '@staticmethod' was too limiting and didnt allow useful base class poll functions in many cases.

now rna functions that dont have a 'self' are automatically assumed '@classmethods'.

de-duplicated poll functions and made some minor tweaks too.

release/scripts/templates/operator_simple.py

@@ -9,8 +9,8 @@ class SimpleOperator(bpy.types.Operator):
     bl_idname = "object.simple_operator"
     bl_label = "Simple Object Operator"
 
-    @staticmethod
-    def poll(context):
+    @classmethod
+    def poll(cls, context):
         return context.active_object != None
 
     def execute(self, context):