'Return the current position of Zwave roller shutter.'

@property
def current_cover_position(self):

    if (self._workaround == workaround.WORKAROUND_NO_POSITION):
        return None
    if (self._current_position is not None):
        if (self._current_position <= 5):
            return 0
        elif (self._current_position >= 95):
            return 100
        return self._current_position
