(self)
| 140 | self.timeout_keep_alive_task = None |
| 141 | |
| 142 | def _get_upgrade(self) -> bytes | None: |
| 143 | connection = [] |
| 144 | upgrade = None |
| 145 | for name, value in self.headers: |
| 146 | if name == b"connection": |
| 147 | connection = [token.lower().strip() for token in value.split(b",")] |
| 148 | if name == b"upgrade": |
| 149 | upgrade = value.lower() |
| 150 | if b"upgrade" in connection: |
| 151 | return upgrade |
| 152 | return None # pragma: full coverage |
| 153 | |
| 154 | def _should_upgrade_to_ws(self) -> bool: |
| 155 | if self.ws_protocol_class is None: |