| 21 | |
| 22 | |
| 23 | class PbEvent: |
| 24 | def __init__(self, timestamp: float, topic: str, payload: bytes): |
| 25 | self.timestamp: float = timestamp # unit ms |
| 26 | self.topic: str = topic # topic of payload |
| 27 | self.payload: bytes = payload # serialized bytes of protobuf message |
| 28 | |
| 29 | |
| 30 | class PblogWriter: |