app use flask code example
Example 1: flask.pocoo.org quickstart
from flask import Flask
app = Flask(__name__)
@app.route('/')
def hello_world():
return 'Hello, World!'
Example 2: export flask app
> set FLASK_APP=hello
> flask run
from flask import Flask
app = Flask(__name__)
@app.route('/')
def hello_world():
return 'Hello, World!'
> set FLASK_APP=hello
> flask run