app.py

from fastapi import FastAPI
from transformers import pipeline

# Create a new fastapi app instance
app = FastAPI()

# Initialize the text generation pipeline
pipe = pipeline("text2text-generation", model="google/flan-t5-small")

@app.get("/")
def home():
    return {"message": "Hello World!"}

# Define a function to handle the GET request at '/generate'

@app.get("/generate")
def generate(text: str):
    # Use the pipeline to generate the text from the given input text
    output = pipe(text)

    # Return the generated text in JSON response
    return {"output": output[0]["generated_text"]}