model_builder.py

# -*- coding: utf-8 -*-
# Copyright 2016 ABF OSIELL <http://osiell.com>
# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
import sys

from openerp import models, fields, SUPERUSER_ID
from openerp.modules.registry import RegistryManager

MODELS = ['my.model1', 'my.model2']


def camelize_model_name(model_name):
    return ''.join([x.capitalize() for x in model_name.split('.')])


class ModelBuilder(models.AbstractModel):
    _name = 'model.builder'

    def _register_hook(self, cr):
        super(ModelBuilder, self)._register_hook(cr)
        for model_name in MODELS:
            # Prepare the data model class
            camel_name = camelize_model_name(model_name)
            DataModel = type(
                camel_name, (models.Model,), {
                    '_name': model_name,
                    'name': fields.Char(),
                })
            setattr(sys.modules[__name__], camel_name, DataModel)
            # Register the data models
            model = DataModel._build_model(self.pool, cr))
            model._prepare_setup(cr, SUPERUSER_ID, False)
            model._setup_base(cr, SUPERUSER_ID, False)
            model._setup_fields(cr, SUPERUSER_ID)
            model._setup_complete(cr, SUPERUSER_ID)
            RegistryManager.signal_registry_change(cr.dbname)
            assert model is self.pool[model._name]