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‎.gitignore‎

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.env
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Pipfile.lock

‎Pipfile‎

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[[source]]
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name = "pypi"
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url = "https://pypi.org/simple"
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verify_ssl = true
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[dev-packages]
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python-dotenv="*"
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pylama="*"
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[packages]
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Flask="*"
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Flask-SQLAlchemy="*"
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pymysql="*"
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[requires]
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python_version = "3.7"

‎README.md‎

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# flasksqlalchemy-tutorial

‎application/__init__.py‎

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from flask import Flask
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from flask_sqlalchemy import SQLAlchemy
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db = SQLAlchemy()
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def create_app():
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"""Construct the core application."""
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app = Flask(__name__, instance_relative_config=False)
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app.config["SQLALCHEMY_TRACK_MODIFICATIONS"] = False
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app.config["SQLALCHEMY_ECHO"] = True
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db.init_app(app)
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app.config.from_object('config.Config')
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with app.app_context():
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# Imports
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from . import routes
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# Initialize Global db
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db.create_all()
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return app

‎application/models.py‎

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from . import db
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class User(db.Model):
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"""Model for user accounts."""
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__tablename__ = 'users'
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id = db.Column(db.Integer,
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primary_key=True
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)
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username = db.Column(db.String(64),
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index=False,
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unique=True,
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nullable=False
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)
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email = db.Column(db.String(80),
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index=True,
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unique=True,
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nullable=False
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)
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created = db.Column(db.DateTime,
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index=False,
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unique=False,
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nullable=False
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)
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bio = db.Column(db.Text,
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index=False,
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unique=False,
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nullable=True
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)
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admin = db.Column(db.Boolean,
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index=False,
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unique=False,
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nullable=False
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)
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def __repr__(self):
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return '<User {}>'.format(self.username)

‎application/routes.py‎

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from flask import request, render_template
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from datetime import datetime as dt
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from flask import current_app as app
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from .models import db, User
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@app.route('/', methods=['GET'])
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def entry():
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"""Endpoint to create a user."""
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new_user = User(username='myuser2',
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email='myuser2@example.com',
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created=dt.now(),
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bio="Because he's the hero Gotham deserves, but not the one it needs right now.",
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admin=False
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)
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db.session.add(new_user)
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db.session.commit()
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users = User.query.all()
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return render_template('users.html', users=users, title="Show Users")

‎application/templates/layout.html‎

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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="utf-8" />
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<meta http-equiv="X-UA-Compatible" content="IE=edge" />
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<title>{{title}}</title>
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<meta name="HandheldFriendly" content="True" />
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<meta name="viewport" content="width=device-width, initial-scale=1.0, viewport-fit=cover" />
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<link rel="shortcut icon" href="" type="image/x-icon" />
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</head>
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<body class="{{template}}">
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{% block content %}{% endblock %}
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</body>
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</html>

‎application/templates/users.html‎

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{% extends "layout.html" %}
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{% block content %}
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{% for user in users %}
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<ul id="user.username">
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<li>Username: {{ user.username }}</li>
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<li>Email: {{ user.email }}</li>
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<li>Created: {{ user.created }}</li>
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<li>Bio: {{ user.bio }}</li>
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<li>Admin: {{ user.admin }}</li>
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</ul>
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{% endfor %}
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{% endblock %}

‎config.py‎

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import os
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class Config:
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"""Set Flask configuration vars from .env file."""
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# General
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TESTING = os.environ["TESTING"]
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SECRET_KEY = os.environ["SECRET_KEY"]
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FLASK_DEBUG = os.environ["FLASK_DEBUG"]
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# Database
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SQLALCHEMY_DATABASE_URI = os.environ["SQLALCHEMY_DATABASE_URI"]
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# SQLALCHEMY_ECHO = os.environ["SQLALCHEMY_ECHO"]
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# SQLALCHEMY_TRACK_MODIFICATIONS = os.environ["SQLALCHEMY_TRACK_MODIFICATIONS"]

‎start.sh‎

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# start.sh
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export FLASK_APP=wsgi.py
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export FLASK_DEBUG=1
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export APP_CONFIG_FILE=config.ini
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flask run

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