Class Hierarchy

• object: The most base type
  • exceptions.BaseException: Common base class for all exceptions
    • exceptions.Exception: Common base class for all non-exit exceptions.
      • rostopic.ROSTopicException: Base exception class of rostopic-related errors
        • rostopic.ROSTopicIOException: rostopic errors related to network I/O failures
  • rostopic.CallbackEcho: Callback instance that can print callback data in a variety of formats.
  • rostopic.ROSTopicBandwidth
  • rostopic.ROSTopicDelay
  • rostopic.ROSTopicHz: ROSTopicHz receives messages for a topic and computes frequency stats
  • int: int(x=0) -> int or long int(x, base=10) -> int or long