Just getting acquainted with this project, run the examples.
installed python-xlib via pip install . on a conda environment.
python version '3.10.6 (main, Oct 7 2022, 20:19:58) [GCC 11.2.0]'
Ubuntu 22.045LTS

python draw-proto.py
Traceback (most recent call last):
File "/home/z/work/UIs/xinterface/xlib/python-xlib/examples/draw-proto.py", line 231, in
Window(display.Display()).loop()
File "/home/z/miniconda3/envs/abj/lib/python3.10/site-packages/Xlib/protocol/display.py", line 157, in init
r = ConnectionSetupRequest(self,
File "/home/z/miniconda3/envs/abj/lib/python3.10/site-packages/Xlib/protocol/display.py", line 1075, in init
display.send_and_recv(request = -1)
File "/home/z/miniconda3/envs/abj/lib/python3.10/site-packages/Xlib/protocol/display.py", line 612, in send_and_recv
gotreq = self.parse_response(request)
File "/home/z/miniconda3/envs/abj/lib/python3.10/site-packages/Xlib/protocol/display.py", line 689, in parse_response
return self.parse_connection_setup()
File "/home/z/miniconda3/envs/abj/lib/python3.10/site-packages/Xlib/protocol/display.py", line 958, in parse_connection_setup
x, d = r._success_reply.parse_binary(self.data_recv[:alen],
File "/home/z/miniconda3/envs/abj/lib/python3.10/site-packages/Xlib/protocol/rq.py", line 1202, in parse_binary
ret[f.name], data = f.parse_binary_value(data, display,
File "/home/z/miniconda3/envs/abj/lib/python3.10/site-packages/Xlib/protocol/rq.py", line 532, in parse_binary_value
ret[i], data = self.type.parse_binary(data, display)
File "/home/z/miniconda3/envs/abj/lib/python3.10/site-packages/Xlib/protocol/rq.py", line 1191, in parse_binary
field_val = f.parse_value(field_val, display)
File "/home/z/miniconda3/envs/abj/lib/python3.10/site-packages/Xlib/protocol/rq.py", line 309, in parse_value
c = display.get_resource_class(self.class_name)
File "/home/z/miniconda3/envs/abj/lib/python3.10/site-packages/Xlib/protocol/display.py", line 320, in get_resource_class
return self.resource_classes.get(class_name, default)
AttributeError: 'Display' object has no attribute 'resource_classes'. Did you mean: 'get_resource_class'?
(abj) z@zNuc:~/work/UIs/xinterface/xlib/python-xlib/examples$