[Python] How do I create new objects in django data migration?

I have a new django project with no migrations before, therefore I want to create my first migration which inserts some rows into a table. This is what I have yet:

# -*- coding: utf-8 -*-
from __future__ import unicode_literals

from django.db import migrations, models


def create_types(apps, schema_editor):
Type = apps.get_model("core", "Type")
type = Type()


class Migration(migrations.Migration):

dependencies = [
]

operations = [
migrations.RunPython(create_types)
]


I have an application core which has model named Type, and I want to create few types and set attributes for them, and all of them save into database. How to create a new object of Type model here? Also other question, if this is very first migrator can I leave the dependencies empty? The file I created with this tutorial https://docs.djangoproject.com/en/1.8/topics/migrations/#data-migrations named it 0001_initial.py

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