Returns same image without any translation as for now, needs lot's of tweaks..

test_google_img_tr.py

import json
import requests
from PIL import Image
import base64
import urllib.parse
import re

def image_base64_data(image_path):
    with open(image_path, 'rb') as img_file:
        image_data = img_file.read()
    base64_str = base64.b64encode(image_data).decode('utf-8')
    return base64_str

headers = {
    'accept': '*/*',
    'accept-language': 'en-US,en;q=0.7',
    'content-type': 'application/x-www-form-urlencoded;charset=UTF-8',
    'origin': 'https://translate.google.com',
    'referer': 'https://translate.google.com/',
    'sec-ch-ua': '"Brave";v="123", "Not:A-Brand";v="8", "Chromium";v="123"',
    'sec-ch-ua-mobile': '?0',
    'sec-ch-ua-model': '""',
    'sec-ch-ua-platform': '"Windows"',
    'sec-ch-ua-platform-version': '"15.0.0"',
    'sec-fetch-dest': 'empty',
    'sec-fetch-mode': 'cors',
    'sec-fetch-site': 'same-origin',
    'sec-gpc': '1',
    'user-agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36',
    'x-goog-batchexecute-bgr': '[";HwG4AVnQAAZE0AbyZNBfANvsMOtouoYmADQBEArZ1BUjYErP1NoLWForjLwMhH1MosvD6chceFyKzwjA4M-m4xngM0RlnigbSVXrm49jHwAAANZPAAABb3UBB2MAObdA2AviosUNYLEJBceHVK0ViFsPVaS5nPeQ2AMXsP76LTjQjJUDVvRdufhh18MJPkLaceGhpeMCS4QCuIcezCHMpXSrpT2MUxi-Ys2j19eo0gOVdIKxLHOAXxExclX5v9u1saDOAr5l_dOd5X2VRskokjOUT0aY-uOQTVxQiqoGcGS2_QqmWnYnmGlQloWSD5PwGbP2WaK6rSdkncqA_q4kfv99gdYsc6PJh5nEL21FqP2kDyRKivrARa2zPg2WKPO0vY0EnglJos2VBOZQdJ6w9dJwBeaGTP0O1a4S-mMHXtgnMDDoAt6Bggv8-CuQhVjNc9tkCUyqqYHHO49W0dSc5BI8dxi2iUTVVjT6KvhcYAFT0pHgKjFQLc4BP1FtyBOHqsIp_JhGUv5-ZJ2yqpSMPyW5e2rbC_2_PMrRmkSjJpLOgZiHmPNfRZ61lHuBqqrxJZp6GVCF6DMbIYsZP1uUeX0P7Mo_jNb7I4IjYts9ReErVXU29dMYT358keGZD8sIdqSbR_PRtGpR9qf1XjfZ9dNH9YoSfTAgj3t8nyqlZgXyCEyeNov3sd7BkNmxTsoXcB-5odzmts5v9fVPRnEA7TM2L7AhGpNZqWfium74HylCSY5eaFrOaE2GmDOwwriwpniJ_F6hmjd1i9X2s4MgpzN7aayL_p_JWAjWyAYaung_z45tu3mLca5KyLA8MM--rS19-9yY6gzbikryvshmtOvKZaMi6p0rxL-RhEoeyPGPtGpNbotDO2TfBomH50H3oSyqwEbsNNCvKpvQftv5iR4hbxvO_ZjMSOInY2_J3qQ6BpEuZMxXfPJzPgatYvrZ-A6OXF1V7xDy0o3kSlwbTKQkAvEh9cMYjnldz5IeCSIorKwWmoAGBl5UuPIb6YmfO2P4q6o3LDp9uq86yiwrWPCVDc6O_7GJ35mLYJmCFoCUV1AlKZl-F5ixPyprhFY-bQG2RP995CGEcP90M_E_XRSZjza9hd5vOL2dOu7LyI-XnQ",null,null,378,null,null,null,0,"2"]',
    'x-goog-ext-387202953-jspb': '["/DataService.GetImageTranslation"]',
    'x-same-domain': '1',
}



content = image_base64_data("image.png")

img_data = json.dumps([[content, "image/png"], "auto", "en"])
f_data = {"f.req": json.dumps([[["WqWDPb", img_data, None, "generic"]]])}
url_f_data = urllib.parse.urlencode(f_data)


response = requests.post(
    'https://translate.google.com/_/TranslateWebserverUi/data/batchexecute',
    headers=headers,
    data=url_f_data,
)


open("new_rs.txt", "w").write(str(response.content))
print(response.status_code)

def find_and_return_img(txt):
    m = re.search('WqWDPb(.*)image', txt)
    if m:
        print("fd")
        found = m.group(1)
        imgz = found[:-4][7:]
        with open("decoded_image.png", "wb") as img_file:
            img_file.write(base64.b64decode(imgz))
        return "decoded_image.png"
    return 404

find_and_return_img(str(response.content))