fix #7 - Exception is raised when the Dice is flipped but no custom flip handler attached

Author: anton-ptashnik

README.md

@@ -5,7 +5,7 @@
 
 Use the GoDice Python API to integrate GoDice functionality into your own Python applications
 
-![PyPI - Version](https://img.shields.io/pypi/v/godice)
+[![PyPI version](https://badge.fury.io/py/godice.svg)](https://pypi.org/project/godice)
 
 **Supported features:**
 

godice/dice.py

@@ -41,8 +41,9 @@ def __init__(self, ble_client) -> None:
         self._color_upd_q = asyncio.Queue()
         self._battery_lvl_upd_q = asyncio.Queue()
         self._xyz_interpret_fn = None
-        self._nop_cb = lambda _: None
-        self._position_upd_cb = self._nop_cb
+        async def _noop_cb(_num, _stab_descr):
+            pass
+        self._position_upd_cb = _noop_cb
 
     async def connect(self):
         await self._client.connect()