| 7 | |
| 8 | |
| 9 | class NameGenerator: |
| 10 | def __init__(self) -> None: |
| 11 | self._cache = {} |
| 12 | |
| 13 | def get(self, name): |
| 14 | lastname = name |
| 15 | ret = name |
| 16 | while ret in self._cache: |
| 17 | lastname = ret |
| 18 | ret = ret + str(self._cache[ret]) |
| 19 | self._cache[lastname] += 1 |
| 20 | self._cache[ret] = 0 |
| 21 | return ret |
| 22 | |
| 23 | |
| 24 | class Arange: |