AttributeError: module 'stratuxcot' has no attribute 'icao_int_to_hex'

[ampledata]

stratuxcot -U tcp:x.x.x.x:8088 -W ws://127.0.0.1/traffic
2021-05-19 23:51:47,296 pytak INFO - Running EventReceiver
2021-05-19 23:51:47,296 pytak INFO - Running EventWorker
2021-05-19 23:51:47,298 pytak INFO - Running StratuxWorker
2021-05-19 23:51:47,461 pytak INFO - Connected to 'ws://127.0.0.1/traffic'
{'craft': {'Icao_addr': 10576882, 'Reg': 'N189UW', 'Tail': 'N189UW', 'Emitter_category': 0, 'OnGround': False, 'Addr_type': 0, 'TargetType': 1, 'SignalLevel': -10.810108686165359, 'Squawk': 0, 'Position_valid': False, 'Lat': 0, 'Lng': 0, 'Alt': 34000, 'GnssDiffFromBaroAlt': 0, 'AltIsGNSS': False, 'NIC': 8, 'NACp': 8, 'Track': 0, 'TurnRate': 0, 'Speed': 0, 'Speed_valid': False, 'Vvel': 0, 'Timestamp': '2021-05-20T06:52:28.696Z', 'PriorityStatus': 0, 'Age': 0, 'AgeLastAlt': 0, 'Last_seen': '0001-01-01T03:20:34.91Z', 'Last_alt': '0001-01-01T03:20:34.91Z', 'Last_GnssDiff': '0001-01-01T00:00:00Z', 'Last_GnssDiffAlt': 0, 'Last_speed': '0001-01-01T00:00:00Z', 'Last_source': 1, 'ExtrapolatedPosition': False, 'Last_extrapolation': '0001-01-01T00:00:00Z', 'AgeExtrapolation': 0, 'Lat_fix': 0, 'Lng_fix': 0, 'Alt_fix': 0, 'BearingDist_valid': False, 'Bearing': 0, 'Distance': 0, 'DistanceEstimated': 10458.813445767173, 'DistanceEstimatedLastTs': '2021-05-20T06:52:28.696Z', 'ReceivedMsgs': 1}, 'stale': 120, 'known_craft': {}, 'time': datetime.datetime(2021, 5, 20, 6, 52, 28, 753378, tzinfo=datetime.timezone.utc), 'cot_stale': 120, 'icao_hex': 'A163F2', 'flight': 'N189UW', 'craft_type': '', 'reg': 'N189UW', 'name': 'ICAO-A163F2', 'callsign': 'N189UW-N189UW-', 'category': 0, 'cot_type': 'a-.-A-C'}
Task completed: <Task finished coro=<StratuxWorker.run() done, defined at /usr/local/lib/python3.7/dist-packages/stratuxcot/classes.py:98> exception=AttributeError("module 'stratuxcot' has no attribute 'icao_int_to_hex'")>
ERROR:asyncio:Task exception was never retrieved
future: <Task finished coro=<StratuxWorker.run() done, defined at /usr/local/lib/python3.7/dist-packages/stratuxcot/classes.py:98> exception=AttributeError("module 'stratuxcot' has no attribute 'icao_int_to_hex'")>
Traceback (most recent call last):
  File "/usr/local/lib/python3.7/dist-packages/stratuxcot/classes.py", line 129, in run
    await self.handle_message(j_event)
  File "/usr/local/lib/python3.7/dist-packages/stratuxcot/classes.py", line 92, in handle_message
    icao = stratuxcot.icao_int_to_hex(msg.get("Icao_addr"))
AttributeError: module 'stratuxcot' has no attribute 'icao_int_to_hex'