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 vote174 views2 answers
Flask upload file to s3
Python Flask
0 vote167 views3 answers
Flask models
Python Flask
3 votes156 views1 answer
Default argument in flask route
Python Flask
15 votes274 views6 answers
How to install flask
Python Flask
0 vote165 views2 answers
Flask socket io
Python Flask
26 votes267 views6 answers
Flask run
Python Flask
0 vote196 views2 answers
Flask return html
Python Flask
0 vote174 views1 answer
Flask migrate multiple heads
Python Flask
4 votes161 views2 answers
Flask arguments in url
Python Flask
3 votes176 views1 answer
Flask delete cookie stackoverflow
Python Flask