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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_functions(self, e):
 # ()
 u"""Print all of the functions and their key bindings to the Readline
 output stream. If a numeric argument is supplied, the output is
 formatted in such a way that it can be made part of an inputrc
 file. This command is unbound by default."""

        print
        txt="\n".join(self.rl_settings_to_string())
        print txt
        self._print_prompt()
        self.finalize()