app.py

from fastapi import FastAPI
from transformers import pipeline

#Creating FastAPI app instance 
app=FastAPI()

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

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

@app.get("/generate")
def generate(text:str):
    ## use the pipeline to generate the text from given output
    output=pipe(text)
    return {"output":output[0]["generated_text"]}