Setting up Heroku/Python/postgres/Flask

app.py

import os
from flask import Flask
from playhouse.flask_utils import FlaskDB

DATABASE = os.environ["DATABASE_URL"]
app = Flask(__name__)
app.config.from_object(__name__)

database = FlaskDB(app)

main.py

from app import app, database
from models import Foo
from views import *

if __name__ == "__main__":
    database.database.create_table([Foo], safe=True)
    app.run()

models.py

from playhouse.flask_utils import FlaskDB
from peewee import *

from app import database

class Foo(database.Model):
    text = CharField()

Procfile

web: gunicorn main:app --log-file=-

settingupherokupython.md

Postgres on OS X locally

http://postgresapp.com/

New project

mkdir project
virtualenv --no-site-packages project
cd project
source bin/activate
pip install Flask gunicorn psycopg2 peewee
git init
heroku create
heroku addons:create heroku-postgresql:hobby-dev
export DATABASE_URL=$(heroku config:get DATABASE_URL)

views.py

from app import app
from models import Foo

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