The container's GNU Radio build doesn't support the log_levels parameter added in newer GRC versions. Use single-arg form: blocks.message_debug(True) instead of blocks.message_debug(True, gr.log_levels.info)
The container's GNU Radio build doesn't support the log_levels parameter added in newer GRC versions. Use single-arg form: blocks.message_debug(True) instead of blocks.message_debug(True, gr.log_levels.info)