<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def get_pressure(self):
 """ Returns the pressure in Millibars """


        self._init_pressure()  # Ensure pressure sensor is initialised
        pressure = 0
        data = self._pressure.pressureRead()
        if (data[0]):  # Pressure valid
            pressure = data[1]
        return pressure