Check if a stack is empty. >>> S = Stack() >>> S.is_empty() True >>> S = Stack() >>> S.push(10) >>> S.is_empty() False
(self)
| 93 | return self.stack[-1] |
| 94 | |
| 95 | def is_empty(self) -> bool: |
| 96 | """ |
| 97 | Check if a stack is empty. |
| 98 | |
| 99 | >>> S = Stack() |
| 100 | >>> S.is_empty() |
| 101 | True |
| 102 | |
| 103 | >>> S = Stack() |
| 104 | >>> S.push(10) |
| 105 | >>> S.is_empty() |
| 106 | False |
| 107 | """ |
| 108 | return not bool(self.stack) |
| 109 | |
| 110 | def is_full(self) -> bool: |
| 111 | """ |
no outgoing calls