Flask tutorial

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.pocoo.org quickstart

from flask import Flask
app = Flask(__name__)

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

Source: flask.palletsprojects.com

Basic flask app python

#Import Flask, if not then install and import.

import os
try:
  from flask import *
except:
  os.system("pip3 install flask")
  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 vote102 views1 answer
How to know the number of CPu using python
Python
0 vote141 views3 answers
User serializer in django rest framework
Python Django
2 votes111 views2 answers
Django-admin command not found
Python
53 votes128 views2 answers
Add values to dictionary key python
Python
1 vote99 views1 answer
2m+5n+4m+3n
Python
0 vote146 views2 answers
Box detection
Python
20 votes254 views3 answers
Python inline if
Python
0 vote112 views1 answer
Add header info in django response
Python
70 votes117 views6 answers
Get list of files in directory python
Python
0 vote106 views1 answer
Escala, Translação e Rotação em Vídeos - Python
Python