FastAPI - Echo POST - request body

from fastapi import FastAPI
from pydantic import BaseModel

app = FastAPI()

class Item(BaseModel):
    text: str

@app.post("/")
async def root(data: Item):
    return {"message": f"You wrote: '{data.text}'"}

http://localhost:8000/?text=Foo%20Bar

curl -d '{"text":"Foo Bar"}' -H "Content-Type: application/json" -X POST http://localhost:8000/

import requests
res = requests.post('http://localhost:8000/',
    headers = {
        #'User-agent'  : 'Internet Explorer/2.0',
        'Content-type': 'application/json'
    },
    json = {"text": "Fast API"},
)
#print(res.headers['content-type'])
print(res.text)