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/op/object.py

@@ -80,8 +80,8 @@ class SelectCamera(bpy.types.Operator):
     bl_label = "Select Camera"
     bl_options = {'REGISTER', 'UNDO'}
 
-    @staticmethod
-    def poll(context):
+    @classmethod
+    def poll(cls, context):
         return context.scene.camera is not None
 
     def execute(self, context):
@@ -110,8 +110,8 @@ class SelectHierarchy(bpy.types.Operator):
 
     extend = BoolProperty(name="Extend", description="Extend the existing selection", default=False)
 
-    @staticmethod
-    def poll(context):
+    @classmethod
+    def poll(cls, context):
         return context.object
 
     def execute(self, context):
@@ -169,8 +169,8 @@ class SubdivisionSet(bpy.types.Operator):
 
     relative = BoolProperty(name="Relative", description="Apply the subsurf level as an offset relative to the current level", default=False)
 
-    @staticmethod
-    def poll(context):
+    @classmethod
+    def poll(cls, context):
         obs = context.selected_editable_objects
         return (obs is not None)
 
@@ -382,8 +382,8 @@ class ShapeTransfer(bpy.types.Operator):
 
         return {'FINISHED'}
 
-    @staticmethod
-    def poll(context):
+    @classmethod
+    def poll(cls, context):
         obj = context.active_object
         return (obj and obj.mode != 'EDIT')
 
@@ -413,8 +413,8 @@ class JoinUVs(bpy.types.Operator):
     bl_idname = "object.join_uvs"
     bl_label = "Join as UVs"
 
-    @staticmethod
-    def poll(context):
+    @classmethod
+    def poll(cls, context):
         obj = context.active_object
         return (obj and obj.type == 'MESH')
 
@@ -472,8 +472,8 @@ class MakeDupliFace(bpy.types.Operator):
     bl_idname = "object.make_dupli_face"
     bl_label = "Make DupliFace"
 
-    @staticmethod
-    def poll(context):
+    @classmethod
+    def poll(cls, context):
         obj = context.active_object
         return (obj and obj.type == 'MESH')