Comment 11 for bug 1895353

duplicity uses python3-3.7.6-1
many sites tell select call is limited to 1024 filedescriptors, even if ulimit is set:

https://stackoverflow.com/questions/7695701/filedescriptor-out-of-range-in-select-when-using-pythons-subprocess-with-rs

https://python-forum.io/Thread-Filedescriptor-out-of-range-in-select

Since I'm no python programmer, I don't where select is used or how to enable "debug" to get a stacktrace when the error occurs.

If you have anything to test, I can check this.