Import fails when using gtk4: AttributeError: 'gi.repository.Gtk' object has no attribute 'Container'
I'm using gtk4 (3.98.4-1.3) on openSUSE Tumbleweed (20200922) python python3-gobject (3.36.1-1.3).
$ python3
Python 3.8.5 (default, Jul 20 2020, 17:41:41) [GCC] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> import gi
>>> gi.require_version("Gtk", "4.0")
>>> from gi.repository import Gtk
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
File "<frozen importlib._bootstrap>", line 991, in _find_and_load
File "<frozen importlib._bootstrap>", line 975, in _find_and_load_unlocked
File "<frozen importlib._bootstrap>", line 655, in _load_unlocked
File "<frozen importlib._bootstrap>", line 618, in _load_backward_compatible
File "/usr/lib64/python3.8/site-packages/gi/importer.py", line 146, in load_module
dynamic_module = load_overrides(introspection_module)
File "/usr/lib64/python3.8/site-packages/gi/overrides/__init__.py", line 118, in load_overrides
override_mod = importlib.import_module(override_package_name)
File "/usr/lib64/python3.8/importlib/__init__.py", line 127, in import_module
return _bootstrap._gcd_import(name[level:], package, level)
File "/usr/lib64/python3.8/site-packages/gi/overrides/Gtk.py", line 173, in <module>
class Container(Gtk.Container, Widget):
File "/usr/lib64/python3.8/site-packages/gi/module.py", line 131, in __getattr__
raise AttributeError("%r object has no attribute %r" % (
AttributeError: 'gi.repository.Gtk' object has no attribute 'Container'