This release:

• #46 Adds add_feed_callback and remove_feed_callback to set up feed-specific message handlers methods.
  • View the usage example here

To use in CircuitPython, simply install the Adafruit CircuitPython bundle.

To use in CPython, pip3 install adafruit-circuitpython-adafruitio.

Read the docs for info on how to use it.