app.py

from fastapi import FastAPI, Query
from transformers import pipeline

app = FastAPI(title="English–Persian Translator")

translator_en_fa = pipeline("translation_en_to_fa", model="opus-mt-en-zh")

@app.get("/")
def home():
    return {"message": "Welcome to English–Switzerland Translator!"}

@app.get("/translate")
def translate(text: str = Query(...)):
    result = translator_en_fa(text)
    return {"input": text, "translation": result[0]["translation_text"]}