Removed unused and redefined imports.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@8386 bcc190cf-cafb-0310-a4f2-bffc1f526a37

django/contrib/auth/views.py

@@ -2,20 +2,17 @@
 from django.contrib.auth import REDIRECT_FIELD_NAME
 from django.contrib.auth.decorators import login_required
 from django.contrib.auth.forms import AuthenticationForm
-from django.contrib.auth.forms import PasswordResetForm, SetPasswordForm, PasswordChangeForm, AdminPasswordChangeForm
+from django.contrib.auth.forms import PasswordResetForm, SetPasswordForm, PasswordChangeForm
 from django.contrib.auth.tokens import default_token_generator
-from django.core.exceptions import PermissionDenied
 from django.core.urlresolvers import reverse
 from django.shortcuts import render_to_response, get_object_or_404
 from django.contrib.sites.models import Site, RequestSite
 from django.http import HttpResponseRedirect, Http404
 from django.template import RequestContext
 from django.utils.http import urlquote, base36_to_int
-from django.utils.html import escape
 from django.utils.translation import ugettext as _
 from django.contrib.auth.models import User
 from django.views.decorators.cache import never_cache
-import re
 
 def login(request, template_name='registration/login.html', redirect_field_name=REDIRECT_FIELD_NAME):
     "Displays the login form and handles the login action."
@@ -25,7 +22,6 @@ def login(request, template_name='registration/login.html', redirect_field_name=
         if form.is_valid():
             # Light security check -- make sure redirect_to isn't garbage.
             if not redirect_to or '//' in redirect_to or ' ' in redirect_to:
-                from django.conf import settings
                 redirect_to = settings.LOGIN_REDIRECT_URL
             from django.contrib.auth import login
             login(request, form.get_user())
@@ -59,14 +55,12 @@ def logout(request, next_page=None, template_name='registration/logged_out.html'
 def logout_then_login(request, login_url=None):
     "Logs out the user if he is logged in. Then redirects to the log-in page."
     if not login_url:
-        from django.conf import settings
         login_url = settings.LOGIN_URL
     return logout(request, login_url)
 
 def redirect_to_login(next, login_url=None, redirect_field_name=REDIRECT_FIELD_NAME):
     "Redirects the user to the login page, passing the given 'next' page"
     if not login_url:
-        from django.conf import settings
         login_url = settings.LOGIN_URL
     return HttpResponseRedirect('%s?%s=%s' % (login_url, urlquote(redirect_field_name), urlquote(next)))