$ cat test.py 
from gemeaux import App, StaticHandler

if name == "main":
	urls = {}
	app = App(urls)
	app.run()

$ python3.11 ./test.py 
Traceback (most recent call last):
  File "/home/jgstratton/Code/gemeaux/./test.py", line 5, in <module>
	app = App(urls)
		  ^^^^^^^^^
  File "/home/jgstratton/Code/gemeaux/gemeaux/init.py", line 137, in init
	if not isinstance(urls, collections.Mapping):
							^^^^^^^^^^^^^^^^^^^
AttributeError: module 'collections' has no attribute 'Mapping'