While Python has a builtin
weakref module it only allows one to create
weak references to Python objects, but with PyGObject the Python object
“wrapping” a GObject and the GObject itself might not have the same lifetime.
The wrapper can get garbage collected and a new wrapper created again at a
If you want to get notified when the underlying GObject gets finalized use
- GObject.Object.weak_ref(callback, *user_data)#
Registers a callback to be called when the underlying GObject gets finalized. The callback will receive the give user_data.
To unregister the callback call the
unref()method of the returned GObjectWeakRef object.
callable()) – A callback which will be called when the object is finalized
user_data – User data that will be passed to the callback