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 tutorial

from flask import Flask
app = Flask(__name__)

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

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

Source: tutorialspoint.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

Python flask sample application

from flask import *
app = Flask(__name__)

@app.route("/")
def index():
  return "<h1>Hello World</h1>"

if __name__ == "__main__":
  app.run(host="0.0.0.0", port=8080, debug=False)

Similar codes

0 vote220 views2 answers
Flask api abort
Python Flask
1 vote185 views4 answers
Flask activ environment
Python Flask
1 vote147 views1 answer
Procfile for flask app
Python Flask
0 vote193 views1 answer
Why am i not able to import wtf flask
Python Flask
0 vote207 views1 answer
Flask recive list
Python Flask
3 votes189 views2 answers
Install flask on linux mint for python3
Python Flask
-1 vote170 views2 answers
Model deployment with flask
Python Flask
0 vote278 views1 answer
Import flask session
Python Flask
1 vote210 views1 answer
Delete a record by id in flask sqlalchemy
Python Flask
-2 votes194 views1 answer
Jwt authentication python flask
Python Flask