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/django/contrib/admin/__init__.py

https://code.google.com/p/mango-py/
Python | 38 lines | 18 code | 5 blank | 15 comment | 3 complexity | 5a58b8f61e1c67c935d998869bb36909 MD5 | raw file
 1# ACTION_CHECKBOX_NAME is unused, but should stay since its import from here
 2# has been referenced in documentation.
 3from django.contrib.admin.helpers import ACTION_CHECKBOX_NAME
 4from django.contrib.admin.options import ModelAdmin, HORIZONTAL, VERTICAL
 5from django.contrib.admin.options import StackedInline, TabularInline
 6from django.contrib.admin.sites import AdminSite, site
 7
 8
 9def autodiscover():
10    """
11    Auto-discover INSTALLED_APPS admin.py modules and fail silently when
12    not present. This forces an import on them to register any admin bits they
13    may want.
14    """
15
16    import copy
17    from django.conf import settings
18    from django.utils.importlib import import_module
19    from django.utils.module_loading import module_has_submodule
20
21    for app in settings.INSTALLED_APPS:
22        mod = import_module(app)
23        # Attempt to import the app's admin module.
24        try:
25            before_import_registry = copy.copy(site._registry)
26            import_module('%s.admin' % app)
27        except:
28            # Reset the model registry to the state before the last import as
29            # this import will have to reoccur on the next request and this
30            # could raise NotRegistered and AlreadyRegistered exceptions
31            # (see #8245).
32            site._registry = before_import_registry
33
34            # Decide whether to bubble up this error. If the app just
35            # doesn't have an admin module, we can ignore the error
36            # attempting to import it, otherwise we want it to bubble up.
37            if module_has_submodule(mod, 'admin'):
38                raise