# 安装Flask
[root@yanta ~]# pip install flask
# 测试Flask
[root@yanta ~]# vim app.py
#!/bin/bash
from flask import Flask
app = Flask(__name__)
@app.route('/')
def index():
return '<h1>Hello Flask!</h1>'
if __name__ == '__main__':
app.run(host='<ip>', port=<port