Check if the queue is empty. Returns: True if the queue has no elements.
(self)
| 27 | return self._size |
| 28 | |
| 29 | def is_empty(self) -> bool: |
| 30 | """Check if the queue is empty. |
| 31 | |
| 32 | Returns: |
| 33 | True if the queue has no elements. |
| 34 | """ |
| 35 | return self._size == 0 |
| 36 | |
| 37 | @abstractmethod |
| 38 | def enqueue(self, value: object) -> None: |