app.py

from fastapi import FastAPI, Query
from transformers import pipeline

# ساخت اپ FastAPI
app = FastAPI(title="English–Persian Translator")

# لود مدل سبک ترجمه (عمومی و بدون نیاز به لاگین)
translator_en_fa = pipeline(
    "translation_en_to_fa",
    model="Helsinki-NLP/opus-mt-en-fa",
    trust_remote_code=True
)

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

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