Fix Python httpx Response [504 Gateway Time-out] Error – Python Tutorial

By | August 10, 2021

We can use python httpx library to send http get or post request. However, you may get Response [504 Gateway Time-out] error. In this tutorial, we will introduce you how to fix it.

Look at the example:

import httpx
url = 'http://x.x.x.x:33721/tuling/asrc/v3/process
data ={
    "audio":{"aid":"aaa","bits":16, "chnl":1, "encoding":1,"offset":0,"rate":8000,"spnk":1,"uri":"http://x.x.x.x/record/v4/72e68a48-350f-4c68-839b-15dc0a3cd06b.wav"}
timeout = httpx.Timeout(None)
headers = {'Content-Type': 'application/json'}
r =, json=data, timeout= timeout,headers = headers)

Run this code, you will get:

<Response [504 Gateway Time-out]>

How to fix this gateway time-out error?

We can use python requests package instead of httpx.

For example:

import requests
r1 =, json=data)

Then, run this code, you will find this gateway time-out error disappeared.

Fix Python httpx Error - Python Tutorial

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