| 147 | |
| 148 | |
| 149 | class PreservePyIni: |
| 150 | def __init__(self, path, content): |
| 151 | self.path = Path(path) |
| 152 | self.content = content |
| 153 | self._preserved = None |
| 154 | |
| 155 | def __enter__(self): |
| 156 | try: |
| 157 | self._preserved = self.path.read_bytes() |
| 158 | except FileNotFoundError: |
| 159 | self._preserved = None |
| 160 | self.path.write_text(self.content, encoding="utf-16") |
| 161 | |
| 162 | def __exit__(self, *exc_info): |
| 163 | if self._preserved is None: |
| 164 | self.path.unlink() |
| 165 | else: |
| 166 | self.path.write_bytes(self._preserved) |
| 167 | |
| 168 | |
| 169 | class RunPyMixin: |