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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 dump(self, f, indent=''):
 """Dump this keyword to a file-like object"""

        if self.__unit is None:
            print(("%s%s %s" % (indent, self.__name, self.__value)).rstrip(), file=f)
        else:
            print(("%s%s [%s] %s" % (indent, self.__name, self.__unit, self.__value)).rstrip(), file=f)