Flask run

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

Default flask app

from flask import Flask
app = Flask(__name__)

@app.route('/')
def index():
    return 'Flask'

Flask.pocoo.org quickstart

from flask import Flask
app = Flask(__name__)

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

Source: flask.palletsprojects.com

Debug flask powershel

$env:FLASK_ENV = "development"

Source: stackoverflow.com

Flask run

app = Flask(__name__)

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

Similar codes

0 vote212 views1 answer
How to assign a tuple to a cell in pandas dataframe
Python
0 vote193 views2 answers
Python manual elif
Python
0 vote203 views1 answer
Convert list of lists to numpy array matrix python
Python
-1 vote205 views1 answer
Python Loop Usage
Python
0 vote221 views1 answer
TypeError: can't pickle weakref objects site:stackoverflow.com
Python
0 vote211 views1 answer
Discord py replace characters from string
Python
0 vote205 views1 answer
(function(a_,%20b_)%20%7B%20with%20(a_)%20with%20(b_)%20return%20summary%20%7D)
Python
8 votes209 views3 answers
Django sort queryset
Python Django
0 vote161 views1 answer
Python tri alphabetique
Python
9 votes227 views1 answer
Bee movie script
Python