Remove unused comment and add methods _detect_available_configs and fileno to make pylint happy

Author: illuusio

can/interfaces/neousys/neousys.py

@@ -157,12 +157,6 @@ def __init__(self, channel, device=0, bitrate=500000, **kwargs):
                 bitrate, NEOUSYS_CAN_MSG_USE_ID_FILTER, 0, 0
             )
 
-            # These can be needed in some old 2.x consepts not needed in 3.6 though
-            # self.canlib.CAN_RegisterReceived.argtypes = [c_uint, NEOUSYS_CAN_MSG_CALLBACK]
-            # self.canlib.CAN_RegisterReceived.restype = c_int
-            # self.canlib.CAN_RegisterStatus.argtypes = [c_uint, NEOUSYS_CAN_STATUS_CALLBACK]
-            # self.canlib.CAN_RegisterStatus.restype = c_int
-
             self._neousys_recv_cb = NEOUSYS_CAN_MSG_CALLBACK(self._neousys_recv_cb)
             self._neousys_status_cb = NEOUSYS_CAN_STATUS_CALLBACK(
                 self._neousys_status_cb
@@ -261,3 +255,15 @@ def _neousys_status_cb(self, status):
     def shutdown(self):
         if self.canlib is not None:
             self.canlib.CAN_Stop(self.channel)
+
+    def fileno(self):
+        # Return an invalid file descriptor as not used
+        return -1
+
+    @staticmethod
+    def _detect_available_configs():
+        channels = []
+
+        # There is only one channel
+        channels.append({"interface": "neousys", "channel": 0})
+        return channels