edit

modbus_tk/modbus_rtu.py

@@ -124,14 +124,9 @@ class RtuMaster(Master):
         self.use_sw_timeout = use_sw_timeout
 
     def _handle(self, request, expected_length):
-        print(request)
-        print(self._serial)
-        self._serial.write(request)
-        self._serial.flush()
-        print(expected_length)
+        self._send(request)
         expected_length = int(expected_length)
         response = self._serial.read(expected_length)
-        print(response)
         return response
 
     def _send(self, request):