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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 help(self):
        '''Prints exposed methods and their docstrings.'''
        cmds = self.get_exposed_cmds()
        t = text_helper.Table(fields=['command', 'doc'],
                              lengths=[50, 85])
        return t.render((reflect.formatted_function_name(x), x.__doc__, )
                        for x in cmds.values())