runtime error

Exit code: 1. Reason: Traceback (most recent call last): File "/home/user/app/server.py", line 121, in <module> from backend.api.model_switch import ( File "/home/user/app/backend/api/model_switch.py", line 29, in <module> def _restore_env_vars(old_force_int8: str | None, old_force_bfloat16: str | None) -> None: TypeError: unsupported operand type(s) for |: 'type' and 'NoneType'

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