django1/django/apps/base.py

47 lines
1.6 KiB
Python

from collections import OrderedDict
from django.utils._os import upath
class AppConfig(object):
"""
Class representing a Django application and its configuration.
"""
def __init__(self, name, app_module, models_module):
# Full Python path to the application eg. 'django.contrib.admin'.
# This is the value that appears in INSTALLED_APPS.
self.name = name
# Last component of the Python path to the application eg. 'admin'.
# This value must be unique across a Django project.
self.label = name.rpartition(".")[2]
# Root module eg. <module 'django.contrib.admin' from
# 'django/contrib/admin/__init__.pyc'>.
self.app_module = app_module
# Module containing models eg. <module 'django.contrib.admin.models'
# from 'django/contrib/admin/models.pyc'>.
self.models_module = models_module
# Mapping of lower case model names to model classes.
# Populated by AppCache.register_models().
self.models = OrderedDict()
# Whether the app is in INSTALLED_APPS or was automatically created
# when one of its models was imported.
self.installed = app_module is not None
# Filesystem path to the application directory eg.
# u'/usr/lib/python2.7/dist-packages/django/contrib/admin'.
# This is a unicode object on Python 2 and a str on Python 3.
self.path = upath(app_module.__path__[0]) if app_module is not None else None
@classmethod
def _stub(cls, label):
return cls(label, None, None)
def __repr__(self):
return '<AppConfig: %s>' % self.label