Return count of entries in the undobuffer. No argument. Example (for a Turtle instance named turtle): >>> while undobufferentries(): ... undo()
(self)
| 2602 | self.undobuffer = Tbuffer(size) |
| 2603 | |
| 2604 | def undobufferentries(self): |
| 2605 | """Return count of entries in the undobuffer. |
| 2606 | |
| 2607 | No argument. |
| 2608 | |
| 2609 | Example (for a Turtle instance named turtle): |
| 2610 | >>> while undobufferentries(): |
| 2611 | ... undo() |
| 2612 | """ |
| 2613 | if self.undobuffer is None: |
| 2614 | return 0 |
| 2615 | return self.undobuffer.nr_of_items() |
| 2616 | |
| 2617 | def _clear(self): |
| 2618 | """Delete all of pen's drawings""" |