Fix for event start at and end at uninitialised#19

krcb197 merged 3 commits intomainkrcb197/python_tito_io_wrapper:mainfrom

18-event-start_at-and-end_at-permitted-to-be-nonekrcb197/python_tito_io_wrapper:18-event-start_at-and-end_at-permitted-to-be-noneCopy head branch name to clipboard