labml-db 0.0.2

ORM for JSON/YAML file based DB

LabML DB

LabML DB is a simple ORM database that uses JSON and YAML files.

You can install this package using PIP.

pip install labml_db

Example

from labml_db import Model, Index


class Project(Model['Project']):
    name: str
    experiments: int

    @classmethod
    def defaults(cls):
        return dict(name='', experiments=0)


class User(Model['User']):
    name: str
    projects: List[Key[Project]]

    @classmethod
    def defaults(cls):
        return dict(name='', projects=[])


class UsernameIndex(Index['User']):
    pass

You can configure it to use JSON/YAML files

Model.set_db_drivers([
    FileDbDriver(JsonSerializer(), 'User', Path('./data/user')),
    FileDbDriver(YamlSerializer(), 'Project', Path('./data/project'))
])
Index.set_db_drivers([
    FileIndexDbDriver(YamlSerializer(), 'UsernameIndex', Path('./data/UserNameIndex.yaml'))
])