Yeah, I have a Python script for personal use, and briefly could not figure out why it was crashing. The reason : I was using class datetime.date(year, month,

Yeah, I have a Python script for personal use, and briefly could not figure out why it was crashing. The reason : I was using class datetime.date(year, month, day) which was attempting to generate "today, one year ago" by reusing the current month and day, but replacing the year with year-1.