Export flask 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 how to run app

$ export FLASK_APP=hello.py
$ python -m flask run
 * Running on http://127.0.0.1:5000/

Source: flask.palletsprojects.com

Export flask app

> set FLASK_APP=hello
> flask run

Source: flask.palletsprojects.com

Similar codes

0 vote404 views2 answers
Flask api abort
Python Flask
12 votes373 views6 answers
Flask
Python Flask
0 vote372 views1 answer
Unable to import flask pylint
Python Flask
1 vote394 views1 answer
Flask get value of radio button
Python Flask
6 votes382 views1 answer
Selectfield flask wtf
Python Flask
0 vote397 views1 answer
Flask on gevent over https
Python Flask
0 vote359 views1 answer
Flask return 404
Python Flask
0 vote342 views1 answer
Flask template split string
Python Flask
0 vote350 views1 answer
Flask multuple parameters
Python Flask
0 vote343 views1 answer
Flask Upload file to local s3
Python Flask