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

1 vote174 views1 answer
Python fdr correction
Python
2 votes185 views2 answers
Gcd python
Python
78 votes177 views6 answers
Save dataframe as csv
Python
10 votes233 views4 answers
How to know if python is 64 or 32 bit
Python
0 vote198 views1 answer
Discord bot delete messages python
Python
1 vote174 views2 answers
Python convert multidimensional array to one dimensional
Python
0 vote166 views1 answer
Python format inverse
Python
3 votes194 views2 answers
Python multiply list by scalar
Python
0 vote188 views1 answer
Plotly vertical bar chart
Python
0 vote196 views1 answer
Ipython list command history
Python