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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 remote_route(self):
 """ A list of all IPs that were involved in this request, starting with the client IP and followed by zero or more proxies. This does only work if all proxies support the ```X-Forwarded-For`` header. Note that this information can be forged by malicious clients. """

        proxy = self.environ.get('HTTP_X_FORWARDED_FOR')
        if proxy: return [ip.strip() for ip in proxy.split(',')]
        remote = self.environ.get('REMOTE_ADDR')
        return [remote] if remote else []