Installs fine inside a CentOS 10 container:

[root@9fae8b46383b /]# python3
Python 3.12.9 (main, Feb  4 2025, 00:00:00) [GCC 14.2.1 20250110 (Red Hat 14.2.1-7)] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> import propcache
>>>

Works fine on CentOS 10:

[root@e0cddafa4ff5 /]# dnf install --enablerepo=epel-testing -y python-propcache
Last metadata expiration check: 0:04:28 ago on Mon Feb 17 06:21:26 2025.
Dependencies resolved.
==============================================================================================================
 Package                       Architecture       Version                      Repository                Size
==============================================================================================================
Installing:
 python3-propcache             x86_64             0.2.0-1.el10_0               epel-testing              55 k

Transaction Summary
==============================================================================================================
Install  1 Package

Total download size: 55 k
Installed size: 132 k
Downloading Packages:
python3-propcache-0.2.0-1.el10_0.x86_64.rpm                                   257 kB/s |  55 kB     00:00
--------------------------------------------------------------------------------------------------------------
Total                                                                          62 kB/s |  55 kB     00:00
Running transaction check
Transaction check succeeded.
Running transaction test
Transaction test succeeded.
Running transaction
  Preparing        :                                                                                      1/1
  Installing       : python3-propcache-0.2.0-1.el10_0.x86_64                                              1/1
  Running scriptlet: python3-propcache-0.2.0-1.el10_0.x86_64                                              1/1

Installed:
  python3-propcache-0.2.0-1.el10_0.x86_64

Complete!
[root@e0cddafa4ff5 /]# python
Python 3.12.8 (main, Dec  3 2024, 00:00:00) [GCC 14.2.1 20241104 (Red Hat 14.2.1-6)] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> import propcache