/usr/lib/python3/dist-packages/gi/module.py:178: Warning: cannot register existing type 'GtkWidget'
g_type = info.get_g_type()
/usr/lib/python3/dist-packages/gi/module.py:178: Warning: cannot add class private field to invalid type '<invalid>'
g_type = info.get_g_type()
/usr/lib/python3/dist-packages/gi/module.py:178: Warning: cannot add private field to invalid (non-instantiatable) type '<invalid>'
g_type = info.get_g_type()
/usr/lib/python3/dist-packages/gi/module.py:178: Warning: g_type_add_interface_static: assertion 'G_TYPE_IS_INSTANTIATABLE (instance_type)' failed
g_type = info.get_g_type()
/usr/lib/python3/dist-packages/gi/module.py:178: Warning: cannot register existing type 'GtkBuildable'
g_type = info.get_g_type()
/usr/lib/python3/dist-packages/gi/module.py:178: Warning: g_type_interface_add_prerequisite: assertion 'G_TYPE_IS_INTERFACE (interface_type)' failed
g_type = info.get_g_type()
/usr/lib/python3/dist-packages/gi/module.py:178: Warning: g_once_init_leave: assertion 'result != 0' failed
g_type = info.get_g_type()
