PYTHON

python basic flask app

# Imports necessary libraries
from flask import Flask 
# Define the app
app = Flask(__name__)

# Get a welcoming message once you start the server.
@app.route('/')
def home():
    return 'Home sweet home!'

# If the file is run directly,start the app.
if __name__ == '__main__':
    app.run(Debug=True)

# To execute, run the file. Then go to 127.0.0.1:5000 in your browser and look at a welcoming message.

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 basics flask project

from flask import Flask, render_template

app = Flask(__name__)

@app.route('/')
@app.route('/index')
@app.route('/home')
def index():
	return render_template('index.html')

# this is so the app won't run if the file is imported somewhere, run using a different methed, etc.
if __name__ == '__main__':
	app.run('127.0.0.1', port=8080, debug=True)  # 127.0.0.1 is the IP adress for localhost. You could also use 'localhost'