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

1 vote160 views1 answer
.replit file python
Python
8 votes211 views1 answer
Creating dynamic variable in python
Python
1 vote197 views1 answer
Python number divisible by two other numbers
Python
0 vote162 views1 answer
How to find determinant in numpy
Python
0 vote161 views1 answer
Cv2 yellow color range
Python
0 vote177 views1 answer
Jumpssh execute multiple commands
Python
0 vote173 views1 answer
Deep clone 2d list python
Python
2 votes168 views1 answer
Python get local ipv4
Python
0 vote175 views1 answer
Python division no remainder
Python
3 votes164 views2 answers
Pandas apply return dataframe
Python