Answers for "hello world flask"

hello world code in flask

#Save the file as app.py
from flask import Flask
app=Flask(__name__)

@app.route('/',methods=['GET','POST'])

def Home():
  return "Hello World"

#Run on command Prompt following commands(Windows):
#   >>cd Desktop/
#   >>cd FlaskFolder
#   >>py -3 -m venv venv
#   >>venvScriptsactivate
#   >>python app.py

simple flask hello world

from flask import Flask

app = Flask(__name__)

@app.route("/")
def hello_world():
    return "<p>Hello, World!</p>"

if __name__ == "__main__":
	app.run(debug=True)

hello world flask python

from flask import Flask
app = Flask(__name__)

@app.route("/")
def index():
    return 'Hello World'

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

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()