[Solved] Identify the problem in this async Flask route:from flask import Flask import asyncio app = Flask(__name__) @app.route('/wait') async def wait(): asyncio.sleep(1) return 'Waited' | Flask

Flask - Ecosystem and Patterns

Identify the problem in this async Flask route:

from flask import Flask
import asyncio
app = Flask(__name__)

@app.route('/wait')
async def wait():
    asyncio.sleep(1)
    return 'Waited'

AMissing await before asyncio.sleep

BUsing async def without route decorator

CReturning string instead of JSON

DFlask does not support async routes

Step-by-Step Solution

Solution:

Step 1: Check async call usage
The coroutine asyncio.sleep(1) must be awaited to pause execution properly.
Step 2: Identify missing await
Without await, the coroutine is created but not executed, causing unexpected behavior.
Final Answer:
Missing await before asyncio.sleep -> Option A
Quick Check:
Await all async calls inside async functions [OK]

Quick Trick: Always await async calls inside async functions [OK]

Common Mistakes:

MISTAKES

Master "Ecosystem and Patterns" in Flask

9 interactive learning modes - each teaches the same concept differently

More Flask Quizzes

Identify the problem in this async Flask route: