import http.server
import socketserver

class CustomHandler(http.server.SimpleHTTPRequestHandler):
    def do_GET(self):
        if self.path == "/predictions.json":
            self.path = "predictions.json"
            return http.server.SimpleHTTPRequestHandler.do_GET(self)
        else:
            self.send_response(404)
            self.end_headers()
            self.wfile.write(b"404 Not Found")

PORT = 8000

with socketserver.TCPServer(("", PORT), CustomHandler) as httpd:
    print(f"Serving predictions.json at http://localhost:{PORT}/predictions.json")
    httpd.serve_forever()