plistlib.py 文件源码

def writeValue(self, value):
        if isinstance(value, (str, unicode)):
            self.simpleElement("string", value)
        elif isinstance(value, bool):
            # must switch for bool before int, as bool is a
            # subclass of int...
            if value:
                self.simpleElement("true")
            else:
                self.simpleElement("false")
        elif isinstance(value, (int, long)):
            self.simpleElement("integer", "%d" % value)
        elif isinstance(value, float):
            self.simpleElement("real", repr(value))
        elif isinstance(value, dict):
            self.writeDict(value)
        elif isinstance(value, Data):
            self.writeData(value)
        elif isinstance(value, datetime.datetime):
            self.simpleElement("date", _dateToString(value))
        elif isinstance(value, (tuple, list)):
            self.writeArray(value)
        else:
            raise TypeError("unsuported type: %s" % type(value))