None orders as the newest possible date, it should be the oldest.
|wikimedia-cz/tracker : master||Fix sorting of dates, (pre)expeditures and wages on all tables|
|wikimedia-cz/tracker : master||Simplify return value for custom order functions|
|wikimedia-cz/tracker : master||Fix order by event-date: "None" is now the oldest|
@Shreyasminocha are you still working on this? I can see the task for this in my GCI interface (https://codein.withgoogle.com/tasks/4984021353234432/?sp-organization=4956074911203328&sp-search=python). I'm afraid if someone would claim it and you still working in this task