| Situation | Outcome | Warning captured | Exception |
|---|---|---|---|
| missing file | false | true | NULL |
| write-only mode | false | true | NULL |
| read-only write | false | true | NULL |
| record zero | exception | false | ValueError |
| closed handle | exception | false | TypeError |
| extra deleted key | false | true | NULL |
{
"records_after_errors": 1,
"original_qty": 12
}