Flask minimal app

Simple flask app

# 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()

Source: flask.palletsprojects.com

Flask.pocoo.org quickstart

from flask import Flask
app = Flask(__name__)

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

Source: flask.palletsprojects.com

Flask minimal app

from flask import Flask
app = Flask(__name__)

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

Flask minimal install

from flask import Flask
app = Flask(__name__)

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

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

Source: flask.palletsprojects.com

Export flask app

> set FLASK_APP=hello
> flask run

Source: flask.palletsprojects.com

Similar codes

1 vote313 views1 answer
How to display speechmarks in python string
Python
0 vote357 views1 answer
Delete file in django terminal
Python
-1 vote413 views1 answer
Convert this bash command into Python echo have a nice day Quizlet
Python
0 vote345 views1 answer
Ping with python
Python
1 vote342 views1 answer
Placeholder tkinter
Python
1 vote329 views1 answer
Install sklearn-features
Python
0 vote360 views2 answers
Flask upload file to s3
Python
2 votes404 views1 answer
How to redirect in flask to the same page
Python Flask
1 vote370 views3 answers
Python venv flask
Python Flask
1 vote340 views1 answer
How to split a string by colon in python
Python