sudo sed -i 's/http:\/\/archive.ubuntu.com/http:\/\/mirrors.aliyun.com/g' /etc/apt/sources.list
sudo apt update && sudo apt upgrade -y
sudo apt-get update --fix-missing
python3 --version
Python 3.10.12 python3.10-venv Ubuntu22.04
Python 3.8.10 python3.8-venv Ubuntu20.04
sudo apt install python3.8-venv
mkdir -p python3/project
cd python3/project
python3 -m venv .venv
. .venv/bin/activate
pip install Flask
vi hello.py
from flask import Flask
from flask import request
from markupsafe import escape
app = Flask(__name__)
@app.route("/")
def hello_world():
return "<p>基于Python3的Flask入门经典！</p>"
@app.route("/<name>", methods=['GET', 'POST'])
def hello(name):
return f"{escape(name)},您好, 您使用了{request.method}方法而来！"
运行项目
flask --app hello run
http://127.0.0.1:5000/程英华
参考:
https://flask.palletsprojects.com/en/2.3.x/
标签：venv,入门,Flask,app,sudo,apt,flask From： https://www.cnblogs.com/terry-cc/p/17718523.html