Flask hello world get

Hello world flask python

from flask import Flask
app = Flask(__name__)

@app.route("/")
def index():
    return 'Hello World'

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

Source: grepper.com

Flask hello world

from flask import Flask

app = Flask(__name__)

@app.route('/')
def index():
    return 'Web App with Python Flask!'

app.run(host='0.0.0.0', port=81)

Source: pythonbasics.org

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