“flask minimal app” Code Answer’s

Flask is one of the micro web frameworks of Python. Its users have increased in the last few years. It is used for web development of applications. The main reason for its popularity is because it provides all flexibility required to build a powerful full-stack web application. Mostly, Flask is used for the backend but also deals with the frontend using a templating language called Jinja2. Using this you can write HTML pages from scratch and render them on your browser.

flask minimal app

on Jan 01, 1970

from flask import Flask
app = Flask(__name__)

@app.route('/')
def hello_world():
    return 'Hello, World!'

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simple flask app

on Jan 01, 1970

# Extremely simple flask application, will display 'Hello World!' on the screen when you run it
# Access it by running it, then going to whatever port its running on (It'll say which port it's running on).
from flask import Flask
app = Flask(__name__)

@app.route('/')
def hello_world():
    return 'Hello, World!'

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

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flask minimal install

on Jan 01, 1970

from flask import Flask
app = Flask(__name__)

@app.route("/")
def hello_world():
    return "<p>Hello, World!</p>"

app.run()
# or
app.run(debug = True)

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export flask app

on Jan 01, 1970

> set FLASK_APP=hello
> flask run

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Some other terms used to understand Flask are given below:
The web server gateway interface (WSGI) is used as a standard for Python web application development.
Werkzeug is a WSGI toolkit used to implement requests, response objects, and other utility functions.

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“flask minimal app” Code Answer’s