muffin-peewee 1.7.13

Peewee integration for Muffin framework

muffin-peewee – Peewee ORM integration to Muffin framework.

Contents

• Requirements

• Installation

• Usage

  • Options

  • Queries

  • Manage connections

  • Migrations

• Bug tracker

• Contributing

• Contributors

• License

Requirements

• python >= 3.7

Installation

Muffin Peewee should be installed using pip:

pip install muffin-peewee

Optionally you are able to install it with postgresql drivers:

pip install muffin-peewee[postgres]

Usage

from muffin import Application
from muffin_peewee import Plugin as Peewee

# Create Muffin Application
app = Application('example')

# Initialize the plugin
# As alternative: jinja2 = Jinja2(app, **options)
db = Peewee()
db.setup(app, PEEWEE_CONNECTION='postgres+pool+async://postgres:postgres@localhost:5432/database')

Options

Name	Default value	Desctiption
CONNECTION	sqlite+async:///db.sqlite	Database URL
CONNECTION_PARAMS	{}	Additional params for DB connection
MANAGE_CONNECTIONS	True	Install a middleware to aquire db connections automatically
MIGRATIONS_ENABLED	True	Enable migrations with
MIGRATIONS_PATH	"migrations"	Set path to the migrations folder

You are able to provide the options when you are initiliazing the plugin:

db.setup(app, connection='DB_URL')

Or setup it inside Muffin.Application config using the PEEWEE_ prefix:

PEEWEE_CONNECTION = 'DB_URL'

Muffin.Application configuration options are case insensitive

Queries

@db.register
class Test(peewee.Model):
    data = peewee.CharField()


@app.route('/')
async def view(request):
    return [t.data for t in Test.select()]

Manage connections

# Set configuration option `MANAGE_CONNECTIONS` to False

# Use context manager
@app.route('/')
async def view(request):
    async with db:
        # Work with db
        # ...

Migrations

Create migrations:

$ muffin example:app pw_create [NAME] [--auto]

Run migrations:

$ muffin example:app pw_migrate [NAME] [--fake]

Rollback migrations:

$ muffin example:app pw_rollback [NAME]

List migrations:

$ muffin example:app pw_list

Bug tracker

If you have any suggestions, bug reports or annoyances please report them to the issue tracker at https://github.com/klen/muffin-peewee/issues

Contributing

Development of Muffin Peewee happens at: https://github.com/klen/muffin-peewee

Contributors

• klen (Kirill Klenov)

License

Licensed under a MIT license.