def __init__(self, header = 'LittleCoder', symbol = '>', inPip = None, inputMaintain = False):
        self.strBuff = []
        self.cmdBuff = []
        self.historyCmd = -1
        self.cursor = 0
        self.inPip = [] if inPip == None else inPip
        self.outPip = []
        self.isLaunch = False
        self.isPause = False
        self.header = header
        self.symbol = symbol
        self.inputMaintain = inputMaintain