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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 start_prompt(self):
 """Start the interpreter."""

        logger.show("Coconut Interpreter:")
        logger.show("(type 'exit()' or press Ctrl-D to end)")
        self.start_running()
        while self.running:
            try:
                code = self.get_input()
                if code:
                    compiled = self.handle_input(code)
                    if compiled:
                        self.execute(compiled, use_eval=None)
            except KeyboardInterrupt:
                printerr("\nKeyboardInterrupt")