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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 set_c_prototype(self, c_decl):
 """ Set the prototype of a function in the form of a C-style function declaration. :param str c_decl: The C-style declaration of the function. :return: A tuple of (function name, function prototype) :rtype: tuple """


        parsed = parse_file(c_decl)
        parsed_decl = parsed[0]
        if not parsed_decl:
            raise ValueError('Cannot parse the function prototype.')
        func_name, func_proto = next(iter(parsed_decl.items()))

        self.set_prototype(func_name, func_proto)

        return func_name, func_proto