flask服务——hello world

from flask import Flask
app = Flask(__name__)

@app.route(‘/hello.world‘)
def check():
    return ‘hello world!‘


if __name__ == ‘__main__‘:
    app.run(debug=False, host=‘0.0.0.0‘, port=80)   #指定了费debug模式，外部可访问的服务器，端口

from flask import Flask

app = Flask(__name__)

@app.route(‘/hello.world‘)
def check():
    return 200


if __name__ == ‘__main__‘:
    app.run(debug=False, host=‘0.0.0.0‘, port=80)