Update export, to be more clear and readable.

Fange_Pipeline/operators/exports.py

@@ -27,7 +27,6 @@ Requiert your blend file are write on your hard-drive."""
 
     def execute(self, context):
         bpy.ops.object.select_all(action='DESELECT')
-        print(f'[Pipeline] Start to export the building props.')
 
         # Make a check if the file are saved on the disk
         if not bpy.data.is_saved:
@@ -42,8 +41,6 @@ Requiert your blend file are write on your hard-drive."""
             self.report({'WARNING'}, 'No children collection, nothing can be exported.')
             return {'CANCELLED'}
 
-        if not len(self.coll_layout.collection_children):
-
         for coll in self.coll_layout.children:
             print(f'[Pipeline] Update "{coll.name}" mesh')
             child = bpy.data.collections.get(coll.name)
@@ -115,9 +112,6 @@ Requiert your blend file are write on your hard-drive."""
 
             self.set_instance_type()
 
-        # for coll in coll_layout.children:
-        #    print(f'[Pipeline] Check {coll}. Item type {type(coll)}')
-
         self.report({'INFO'}, 'Placeholder exported')
         return {'FINISHED'}