Flask基础
install
mkdir myproject
$ cd myproject
$ python3 -m venv venv
. venv/bin/activate
$ pip install Flask
vi hello.py
from flask import Flask
app = Flask(__name__)
@app.route("/")
def hello_world():
return "<p>Hello, World!</p>"
flask run
* Serving Flask app 'hello' (lazy loading)
* Environment: production
WARNING: This is a development server. Do not use it in a production deployment.
Use a production WSGI server instead.
* Debug mode: off
* Running on http://127.0.0.1:5000/ (Press CTRL+C to quit)
Now head over to http://127.0.0.1:5000/, and you should see your hello world greeting.
