/Python/Flask/Python flask sample application

Python flask sample application

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

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)

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

1 vote312 views1 answer
Hot reloading flask
Python Flask
1 vote272 views2 answers
Flask link style in static
Python Flask
0 vote284 views1 answer
Flask download pandas dataframe as csv
Python Flask
0 vote331 views2 answers
Flask upload file to s3
Python Flask
0 vote334 views1 answer
Check if key exists in sesson python flask
Python Flask
4 votes330 views2 answers
Flask get variable from url
Python Flask
0 vote305 views1 answer
Flask multuple parameters
Python Flask
3 votes291 views3 answers
Flask migrate install
Python Flask
26 votes362 views6 answers
Flask run
Python Flask
0 vote312 views1 answer
Can't import flask login
Python Flask