Fixed #15512 -- Cleanup of imports in contrib.admin. Thanks to Julien Phalip for the patch.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@15719 bcc190cf-cafb-0310-a4f2-bffc1f526a37

django/contrib/admin/helpers.py

 from django import forms
 from django.conf import settings
-from django.contrib.admin.util import flatten_fieldsets, lookup_field
-from django.contrib.admin.util import display_for_field, label_for_field, help_text_for_field
+from django.contrib.admin.util import (flatten_fieldsets, lookup_field,
+    display_for_field, label_for_field, help_text_for_field)
 from django.contrib.contenttypes.models import ContentType
 from django.core.exceptions import ObjectDoesNotExist
 from django.db.models.fields.related import ManyToManyRel

django/contrib/admin/options.py

 from django import forms, template
 from django.forms.formsets import all_valid
-from django.forms.models import modelform_factory, modelformset_factory, inlineformset_factory
-from django.forms.models import BaseInlineFormSet
+from django.forms.models import (modelform_factory, modelformset_factory,
+    inlineformset_factory, BaseInlineFormSet)
 from django.contrib.contenttypes.models import ContentType
-from django.contrib.admin import widgets
-from django.contrib.admin import helpers
+from django.contrib.admin import widgets, helpers
 from django.contrib.admin.util import unquote, flatten_fieldsets, get_deleted_objects, model_format_dict
 from django.contrib import messages
 from django.views.decorators.csrf import csrf_protect

django/contrib/admin/sites.py

 import re
 from django import http, template
 from django.contrib.admin import ModelAdmin, actions
-from django.contrib.admin.forms import AdminAuthenticationForm, ERROR_MESSAGE
-from django.contrib.auth import REDIRECT_FIELD_NAME, authenticate, login
+from django.contrib.admin.forms import AdminAuthenticationForm
+from django.contrib.auth import REDIRECT_FIELD_NAME
 from django.contrib.contenttypes import views as contenttype_views
 from django.views.decorators.csrf import csrf_protect
 from django.db.models.base import ModelBase
@@ -12,7 +12,7 @@ from django.shortcuts import render_to_response
 from django.utils.functional import update_wrapper
 from django.utils.safestring import mark_safe
 from django.utils.text import capfirst
-from django.utils.translation import ugettext_lazy, ugettext as _
+from django.utils.translation import ugettext as _
 from django.views.decorators.cache import never_cache
 from django.conf import settings
 

django/contrib/admin/templatetags/admin_list.py

@@ -2,8 +2,8 @@ import datetime
 
 from django.conf import settings
 from django.contrib.admin.util import lookup_field, display_for_field, label_for_field
-from django.contrib.admin.views.main import ALL_VAR, EMPTY_CHANGELIST_VALUE
-from django.contrib.admin.views.main import ORDER_VAR, ORDER_TYPE_VAR, PAGE_VAR, SEARCH_VAR
+from django.contrib.admin.views.main import (ALL_VAR, EMPTY_CHANGELIST_VALUE,
+    ORDER_VAR, ORDER_TYPE_VAR, PAGE_VAR, SEARCH_VAR)
 from django.core.exceptions import ObjectDoesNotExist
 from django.db import models
 from django.utils import formats

django/contrib/admin/util.py

@@ -9,8 +9,7 @@ from django.utils.safestring import mark_safe
 from django.utils.text import capfirst
 from django.utils.encoding import force_unicode, smart_unicode, smart_str
 from django.utils.translation import ungettext
-from django.core.urlresolvers import reverse, NoReverseMatch
-from django.utils.datastructures import SortedDict
+from django.core.urlresolvers import reverse
 
 
 def quote(s):

django/contrib/admin/validation.py

@@ -4,8 +4,8 @@ from django.db.models.fields import FieldDoesNotExist
 from django.forms.models import (BaseModelForm, BaseModelFormSet, fields_for_model,
     _get_foreign_key)
 from django.contrib.admin.util import get_fields_from_path, NotRelationField
-from django.contrib.admin.options import flatten_fieldsets, BaseModelAdmin
-from django.contrib.admin.options import HORIZONTAL, VERTICAL
+from django.contrib.admin.options import (flatten_fieldsets, BaseModelAdmin,
+    HORIZONTAL, VERTICAL)
 
 
 __all__ = ['validate']

django/contrib/admin/views/decorators.py

@@ -3,10 +3,7 @@ try:
 except ImportError:
     from django.utils.functional import wraps  # Python 2.4 fallback.
 
-from django import template
-from django.shortcuts import render_to_response
 from django.utils.translation import ugettext as _
-
 from django.contrib.admin.forms import AdminAuthenticationForm
 from django.contrib.auth.views import login
 from django.contrib.auth import REDIRECT_FIELD_NAME

django/contrib/admin/views/main.py

@@ -2,7 +2,7 @@ from django.contrib.admin.filterspecs import FilterSpec
 from django.contrib.admin.options import IncorrectLookupParameters
 from django.contrib.admin.util import quote, get_fields_from_path
 from django.core.exceptions import SuspiciousOperation
-from django.core.paginator import Paginator, InvalidPage
+from django.core.paginator import InvalidPage
 from django.db import models
 from django.utils.encoding import force_unicode, smart_str
 from django.utils.translation import ugettext, ugettext_lazy