flask redirect code example

Example 1: 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()

Example 2: how to redirect in flask to the same page

return redirect(request.referrer)

Example 3: how to redirect to another route in flask

from flask import Flask, render_templates

app = Flask(__name__)


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


@app.route("/home")
def home:
	return redirect("/", code=302)
  
  
app.run()

Example 4: default flask app

from flask import Flask
app = Flask(__name__)

@app.route('/')
def index():
    return 'Flask'

Example 5: flask site route

from flask import render_template

@app.route('/hello/')
@app.route('/hello/<name>')
def hello(name=None):
    return render_template('hello.html', name=name)
  
---------------------------------------------------
<!doctype html>
<title>Hello from Flask</title>
{% if name %}
  <h1>Hello {{ name }}!</h1>
{% else %}
  <h1>Hello, World!</h1>
{% endif %}

Example 6: flask app.route

@app.route("/route/to/page")
def what_to_display_when_someone_goes_here():
    return("Whatever.")

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