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Runtime error
Runtime error
| from streamlit import session_state as _state | |
| _PERSIST_STATE_KEY = f"{__name__}_PERSIST" | |
| def persist(key: str) -> str: | |
| """Mark widget state as persistent.""" | |
| if _PERSIST_STATE_KEY not in _state: | |
| _state[_PERSIST_STATE_KEY] = set() | |
| _state[_PERSIST_STATE_KEY].add(key) | |
| return key | |
| def load_widget_state(): | |
| """Load persistent widget state.""" | |
| if _PERSIST_STATE_KEY in _state: | |
| _state.update({ | |
| key: value | |
| for key, value in _state.items() | |
| if key in _state[_PERSIST_STATE_KEY] | |
| }) | |