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from flask import Flask
app = Flask(__name__)
@app.route("/")
def hello():
    return "hello world! "

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


    

    




 * Running on http://127.0.0.1:5000/ (Press CTRL+C to quit)
127.0.0.1 - - [22/Nov/2016 13:58:11] "GET / HTTP/1.1" 200 -
127.0.0.1 - - [22/Nov/2016 13:58:11] "GET /favicon.ico HTTP/1.1" 404 -
127.0.0.1 - - [22/Nov/2016 13:58:11] "GET /favicon.ico HTTP/1.1" 404 -

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python hello


    

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