arorm 0.3.3

A python orm with identity pattern mainly for arango

arorm

arango orm with identity pattern

examples

import typing
from arorm import ListProperty, Field, ObjectProperty, PasswordField, Model, ReferenceId, Reference, ReferenceIdList, ReferenceList, Store, RemoteReferenceList

class UserAttributes(ObjectProperty):
    class Settings(ObjectProperty):
        notifications = Field(default=False)
        html5Notifications = Field(default=False)
    last_update: float = Field(default=0)
    last_login: float = Field(default=0)
    settings = Settings()
    
class User(Model):
    __collection__ = 'users'
    name = Field()
    password = PasswordField(hidden=True)
    email = Field()
    attributes = UserAttributes()
    achievements: typing.List[str] = ListProperty(str)
    books: typing.List['Book'] = RemoteReferenceList('author_id', 'Book')

class Book(Model):
    __collection__ = 'books'
    author_id = ReferenceId()
    author = Reference(author_id, User)
    co_authors_ids = ReferenceIdList()
    co_authors: typing.List[User] = ReferenceList(co_authors_ids, User)

db = dict(host='127.0.01', user='root', password='root', port=8529, driver='arango')
store = Store(db)
store.setup_db()
user = store.create(User) # will create a user on commit
book = store.create(Book) # will create a book on commit
book.author = user
book.co_authors.append(user)

store.query(User).filter(User.name == 'admin').delete() # queued to be executed on commit

store.run_after_commit(lambda: print('did commit'))

store.commit()

user.to_json() # -> will now have _id, _rev
book.to_json() # -> will now have author_id set to same id as user