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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def add(self, opt, val=None):
 """Add a suboption."""


        ov = opt.split('=', 1)
        o = ov[0]
        v = len(ov) > 1 and ov[1] or None

        if (v):
            if val != None:
                raise AttributeError("ambiguous option value")
            val = v

        if val == False:
            return

        if val in (None, True):
            self.optlist.add(o)
        else:
            self.optdict[o] = val