def days_ago(n, hour=<NUM_LIT:0>, minute=<NUM_LIT:0>, second=<NUM_LIT:0>, microsecond=<NUM_LIT:0>):
today = timezone.utcnow().replace(<EOL>hour=hour,<EOL>minute=minute,<EOL>second=second,<EOL>microsecond=microsecond)<EOL>return today - timedelta(days=n)<EOL>
Get a datetime object representing `n` days ago. By default the time is
set to midnight.