Building a Flask site

Installing Flask and other usefull Python modules

pip install Flask
pip install flask-mysqldb
pip install Flask-WTF
pip install passlib

Project file structure

/flask-site
    /venv
    /flask-site
        __init__.py
        /static
            style.css
        /templates
            layout.html
            index.html
            about.html
            ...

The __init__.py file

from flask import Flask, render_template, flash, redirect, url_for, session, request, logging

app = Flask(__name__)

# Home page route
@app.route('/')
def index():
    return render_template('index.html')

# About page route
@app.route('/about')
def about():
    return render_template('about.html')

if __name__ == '__main__':
    app.secret_key = 'secret123'
    app.run(debug=True)