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 vote289 views1 answer
Tkinter file dialog multiple file types
Python
0 vote280 views1 answer
How to remove last 2 rows in a dataframe
Python
0 vote281 views1 answer
Unsupported media type django
Python
0 vote305 views1 answer
Python packing circles
Python
14 votes321 views3 answers
Pandas reorder columns by name
Python
10 votes299 views1 answer
Pandas select by column value
Python
0 vote272 views1 answer
Django voice lib
Python
0 vote266 views1 answer
How to search dictionaryfor lowest value
Python
1 vote270 views1 answer
Python open new chrome tab
Python
0 vote275 views1 answer
Colorbar font size python
Python