1. pip install openimu
2. sample code

import time
import threading
from aceinna.tools import Detector


def handle_receive_continous_data(packet_type, data):
    # the position data will be in packet_type equals 'pos'
    print(packet_type, data)

def on_find_device(device):
    # prepare to use
    device.setup(None)
    # listen the output data
    device.on('continous',  handle_receive_continous_data)

def prepare():
    detector = Detector(
        device_type='OpenRTK',
        com_port='{DEVICE COM}',
        baudrate=460800)
    detector.find(on_find_device)

if __name__ == '__main__': 
    threading.Thread(target=prepare).start()

    while True:
        time.sleep(10)

For more advance usage, please take a look of the source code.