bash-5.1$ hydrapaper
/usr/lib64/python3.10/site-packages/gi/types.py:217: Warning: cannot derive 'hydrapaper+main_stack+HydraPapaerMainStack' from final parent type 'AdwViewStack'
_gi.type_register(cls, namespace.get('__gtype_name__'))
Traceback (most recent call last):
File "/usr/bin/hydrapaper", line 73, in <module>
from hydrapaper import __main__
File "/usr/lib/python3.10/site-packages/hydrapaper/__main__.py", line 6, in <module>
from .app_window import HydraPaperAppWindow
File "/usr/lib/python3.10/site-packages/hydrapaper/app_window.py", line 3, in <module>
from .main_stack import HydraPapaerMainStack
File "/usr/lib/python3.10/site-packages/hydrapaper/main_stack.py", line 6, in <module>
class HydraPapaerMainStack(Adw.ViewStack):
File "/usr/lib64/python3.10/site-packages/gi/types.py", line 226, in __init__
super(GObjectMeta, cls).__init__(name, bases, dict_)
File "/usr/lib64/python3.10/site-packages/gi/types.py", line 205, in __init__
cls._type_register(cls.__dict__)
File "/usr/lib64/python3.10/site-packages/gi/types.py", line 217, in _type_register
_gi.type_register(cls, namespace.get('__gtype_name__'))
RuntimeError: could not create new GType: hydrapaper+main_stack+HydraPapaerMainStack (subclass of AdwViewStack)