[python]flask01

[hello01]

# -*- coding: utf-8 -*-

from flask import Flask
app = Flask(__name__)

@app.route('/') #localhost:5000으로 요청 해서 헬로월드로 리턴 
def hello():
    return 'Hello, World!'

if __name__ == '__main__':
    app.run()

# 결과값
 * Serving Flask app "hello01" (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)
# 여기서 나온 링크로 들어가본다!  

 

 

---

[hello03]

# -*- coding: utf-8 -*-

from flask import Flask, request
app = Flask(__name__)

@app.route('/', methods=['GET', 'POST']) #get,post 모두 받을 수 있도록 해준다.
def hello_root():
    html = '''
        <h1>GET/POST<h1>
        <a href="/test">get</a>
        <form action="/test" method="POST">
            <input type="submit" value="post"/>
        </form>
    '''
    return html

@app.route('/test', methods=['GET', 'POST'])
def hello_test():
    if request.method == 'POST':
        return '<h1 style="color:blue;">Request Post</h1>'
    else:
        return '<h1 style="color:red;">Request Get</h1>'

if __name__ == '__main__':
    app.run()
    

# 결과값
 * Serving Flask app "hello03" (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)

[get 클릭 화면]

[post 클릭 화면]

 

 

 

---

[hello04]

# -*- coding: utf-8 -*-

from flask import Flask
app = Flask(__name__)

@app.route('/')
def hello_root():
    return '<h1><a href="/test/heesun">go test</a></h1>' 
#마지막/뒤에 단어에 따라 아래 메소드 안의 hello 뒤의 단어가 바뀐다.

@app.route('/test/<id>')
def hello_test(id):
    return '<h1>Hello, ' + id + '</h1>'

if __name__ == '__main__':
    app.run()