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

4 votes311 views1 answer
Wait for input python
Python
0 vote305 views1 answer
Python if index in list exists
Python
2 votes316 views2 answers
Python find second occurrence in string
Python
1 vote324 views2 answers
Python write json to file utf8
Python
12 votes302 views4 answers
Rotate labels matplotlib
Python
0 vote285 views1 answer
Import nifti to numpy
Python
14 votes438 views2 answers
Amazon cli on commadline
Python
0 vote309 views1 answer
Python break out of function
Python
1 vote309 views2 answers
Django queryset exists
Python
1 vote330 views2 answers
Add element to array list python
Python