MT Kit

Custom MT Code

{
    "configVersion": 3,
    "name": "mtkit",  
    "title": "mtkit",        
    "description": "",
    "schema": [],           
    "lang": {
        "source": [
            { "value": "Arabic", "name": "Arabic" },
            { "value": "Bulgarian", "name": "Bulgarian" },                
            { "value": "Chinese", "name": "Chinese"},
            { "value": "Czech", "name": "Czech" },
            { "value": "Danish", "name": "Danish" },
            { "value": "German", "name": "German" },
            { "value": "Greek", "name": "Greek" },
            { "value": "English", "name": "English" },
            { "value": "Spanish", "name": "Spanish" },
            { "value": "Estonian", "name": "Estonian" },
            { "value": "Finnish", "name": "Finnish" },
            { "value": "French", "name": "French" },
            { "value": "Hungarian", "name": "Hungarian" },
            { "value": "Indonesian", "name": "Indonesian" },
            { "value": "Italian", "name": "Italian" },
            { "value": "Japanese", "name": "Japanese" },
            { "value": "Korean", "name": "Korean" },
            { "value": "Lithuanian", "name": "Lithuanian" },
            { "value": "Latvian", "name": "Latvian" },
            { "value": "Norwegian", "name": "Norwegian" },
            { "value": "Dutch", "name": "Dutch" },
            { "value": "Polish", "name": "Polish" },
            { "value": "Portuguese", "name": "Portuguese" },
            { "value": "Romanian", "name": "Romanian" },
            { "value": "Russian", "name": "Russian" },
            { "value": "Slovak", "name": "Slovak" },
            { "value": "Slovenian", "name": "Slovenian" },
            { "value": "Swedish", "name": "Swedish" },
            { "value": "Thai", "name": "Thai" },
            { "value": "Turkish", "name": "Turkish" },
            { "value": "Ukrainian", "name": "Ukrainian" }
	    ],
        "target": [
            { "value": "Arabic", "name": "Arabic" },
            { "value": "Bulgarian", "name": "Bulgarian" },                
            { "value": "Chinese", "name": "Chinese"},
            { "value": "Czech", "name": "Czech" },
            { "value": "Danish", "name": "Danish" },
            { "value": "German", "name": "German" },
            { "value": "Greek", "name": "Greek" },
            { "value": "English", "name": "English" },
            { "value": "Spanish", "name": "Spanish" },
            { "value": "Estonian", "name": "Estonian" },
            { "value": "Finnish", "name": "Finnish" },
            { "value": "French", "name": "French" },
            { "value": "Hungarian", "name": "Hungarian" },
            { "value": "Indonesian", "name": "Indonesian" },
            { "value": "Italian", "name": "Italian" },
            { "value": "Japanese", "name": "Japanese" },
            { "value": "Korean", "name": "Korean" },
            { "value": "Lithuanian", "name": "Lithuanian" },
            { "value": "Latvian", "name": "Latvian" },
            { "value": "Norwegian", "name": "Norwegian" },
            { "value": "Dutch", "name": "Dutch" },
            { "value": "Polish", "name": "Polish" },
            { "value": "Portuguese", "name": "Portuguese" },
            { "value": "Romanian", "name": "Romanian" },
            { "value": "Russian", "name": "Russian" },
            { "value": "Slovak", "name": "Slovak" },
            { "value": "Slovenian", "name": "Slovenian" },
            { "value": "Swedish", "name": "Swedish" },
            { "value": "Thai", "name": "Thai" },
            { "value": "Turkish", "name": "Turkish" },
            { "value": "Ukrainian", "name": "Ukrainian" }
	    ]
    },
    "request": {
        "method": "web_scraping",
        "encodeURI": false,
        "encodeURIComponent": true,       
        "initialUrl": "http://127.0.0.1:5454/translate",   
        "url": "http://127.0.0.1:5454/translate?sl=$SOURCE_LANG&tl=$TARGET_LANG&text=$SOURCE_TEXT",        
        "querySelector": "body",                
        "querySelectorAll": null,
        "queryProperty": "innerText"
    }
}

Python Script

You will need python >= 3.10

# VNTranslator - Custom MT Kit

from flask import Flask, request
import json
import requests
import urllib.parse

APP_DEBUG = True
APP_HOST = "127.0.0.1"
APP_PORT = 5454

OPENAI_API_URL = "https://api.openai.com/v1/chat/completions"
OPENAI_API_KEY = "YOUR_API_KEY"
OPENAI_MODEL = "gpt-4o-mini"
OPENAI_PROMPT = "You are a professional translator specializing in {SOURCE_LANG} to {TARGET_LANG} translation for Visual Novels. \
You will be provided with text, please translate it and provide the best translation: {SOURCE_TEXT}"

app = Flask(__name__)
@app.route('/translate', methods=['GET'])
def translate():

    print("===== New Request =====")
    print(f"{request.method} {request.path}")
    
    source_text = request.args.get("text", "")
    source_lang = request.args.get("sl", "Japanese")
    target_lang = request.args.get("tl", "English") 

    if not source_text:
        print(f"Err: Missing text!")
        return  f"Err: Missing text!", 400

    # Decode text & format prompt
    source_text = urllib.parse.unquote(source_text)
    prompt = OPENAI_PROMPT.format(SOURCE_LANG=source_lang, TARGET_LANG=target_lang, SOURCE_TEXT=source_text).strip()
    print(json.dumps({'source_lang': source_lang, 'target_lang': target_lang, 'text': source_text}, ensure_ascii=False, indent=4))
    print(f"Prompt: {prompt}")

    # Set header
    headers = {
        "Content-Type": "application/json",
        "Authorization": f"Bearer {OPENAI_API_KEY}",
    } 
    # Set data
    data = {
        "model": OPENAI_MODEL,
        "messages": [
            {"role": "system", "content": prompt},
            {"role": "user", "content": source_text},
        ],
        "temperature": 0.7,
    }

    # Send request
    try:
        response = requests.post(OPENAI_API_URL, headers=headers, json=data)
        response.raise_for_status()
    except requests.exceptions.RequestException as e:
        print(f"Err: Failed to request: {e}")
        return f"Err: Failed to request: {e}", 500

    # Extract response
    try:
        response_data = response.json()
        translation = response_data["choices"][0]["message"]["content"]
    except (KeyError, IndexError) as e:
        print(f"Err: Invalid response: {e}")
        return f"Err: Invalid response: {e}", 500
    
    # Return response
    print(f"Response: {translation}\n")
    return translation, response.status_code

if __name__ == '__main__':
    app.run(debug=APP_DEBUG, host=APP_HOST, port=APP_PORT)