Problem transmitting doubles from Arduino to Python about pyserialtransfer HOT 4 CLOSED

    def stuff_float(self, val, start_pos):
        '''
        Description:
        ------------
        Insert a 32-bit floating point value into the (pySerialTransfer) TX
        buffer starting at the specified index
        
        :param val:       float - value to be inserted into TX buffer
        :param start_pos: int   - index of TX buffer where the first byte of
                                  the float is to be stored in
        
        :return start_pos: int - index of the last byte of the float in the TX
                                 buffer + 1
        '''
        
        val_bytes = struct.pack('f', val)
        
        self.transfer.txBuff[start_pos] = val_bytes[0]
        start_pos += 1
        self.transfer.txBuff[start_pos] = val_bytes[1]
        start_pos += 1
        self.transfer.txBuff[start_pos] = val_bytes[2]
        start_pos += 1
        self.transfer.txBuff[start_pos] = val_bytes[3]
        start_pos += 1
        
        return start_pos