diff --git a/django/bin/compile-messages.py b/django/bin/compile-messages.py
index e33fdd780b..5f653df95d 100755
--- a/django/bin/compile-messages.py
+++ b/django/bin/compile-messages.py
@@ -2,7 +2,6 @@
 
 import os
 import sys
-import getopt
 
 def compile_messages():
     basedir = None
diff --git a/django/conf/__init__.py b/django/conf/__init__.py
index a6a09d772f..1a04bbfb02 100644
--- a/django/conf/__init__.py
+++ b/django/conf/__init__.py
@@ -7,7 +7,6 @@ a list of all possible variables.
 """
 
 import os
-import sys
 from django.conf import global_settings
 
 ENVIRONMENT_VARIABLE = "DJANGO_SETTINGS_MODULE"
diff --git a/django/contrib/admin/templatetags/admin_list.py b/django/contrib/admin/templatetags/admin_list.py
index ca250ba433..832b3562cd 100644
--- a/django/contrib/admin/templatetags/admin_list.py
+++ b/django/contrib/admin/templatetags/admin_list.py
@@ -1,8 +1,6 @@
-from django import template
 from django.conf import settings
-from django.contrib.admin.views.main import MAX_SHOW_ALL_ALLOWED, ALL_VAR
+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 IS_POPUP_VAR, EMPTY_CHANGELIST_VALUE
 from django.core.exceptions import ObjectDoesNotExist
 from django.db import models
 from django.utils import dateformat
@@ -119,7 +117,7 @@ def items_for_result(cl, result):
                 if callable(attr):
                     attr = attr()
                 result_repr = str(attr)
-            except AttributeError, ObjectDoesNotExist:
+            except (AttributeError, ObjectDoesNotExist):
                 result_repr = EMPTY_CHANGELIST_VALUE
             else:
                 # Strip HTML tags in the resulting text, except if the
diff --git a/django/contrib/admin/templatetags/admin_modify.py b/django/contrib/admin/templatetags/admin_modify.py
index 2d34452f52..7ba7bef74e 100644
--- a/django/contrib/admin/templatetags/admin_modify.py
+++ b/django/contrib/admin/templatetags/admin_modify.py
@@ -1,9 +1,7 @@
 from django import template
 from django.contrib.admin.views.main import AdminBoundField
 from django.template import loader
-from django.utils.html import escape
 from django.utils.text import capfirst
-from django.utils.functional import curry
 from django.db import models
 from django.db.models.fields import Field
 from django.db.models.related import BoundRelatedObject
diff --git a/django/contrib/admin/utils.py b/django/contrib/admin/utils.py
index 0242b2f32e..9adf09b6a5 100644
--- a/django/contrib/admin/utils.py
+++ b/django/contrib/admin/utils.py
@@ -3,7 +3,6 @@
 import re
 from email.Parser import HeaderParser
 from email.Errors import HeaderParseError
-from urlparse import urljoin
 try:
     import docutils.core
     import docutils.nodes
diff --git a/django/contrib/admin/views/main.py b/django/contrib/admin/views/main.py
index a7ee08f1c0..705dfad6c8 100644
--- a/django/contrib/admin/views/main.py
+++ b/django/contrib/admin/views/main.py
@@ -10,9 +10,6 @@ from django.shortcuts import get_object_or_404, render_to_response
 from django.db import models
 from django.db.models.query import handle_legacy_orderlist, QuerySet
 from django.http import Http404, HttpResponse, HttpResponseRedirect
-from django.template import loader
-from django.utils import dateformat
-from django.utils.dates import MONTHS
 from django.utils.html import escape
 from django.utils.text import capfirst, get_text_list
 import operator
diff --git a/django/contrib/auth/backends.py b/django/contrib/auth/backends.py
index 3b46b65b0a..4b8efcca46 100644
--- a/django/contrib/auth/backends.py
+++ b/django/contrib/auth/backends.py
@@ -1,4 +1,4 @@
-from django.contrib.auth.models import User, check_password
+from django.contrib.auth.models import User
 
 class ModelBackend:
     """
diff --git a/django/contrib/auth/views.py b/django/contrib/auth/views.py
index 97ecd6a3fd..0ffa35bcff 100644
--- a/django/contrib/auth/views.py
+++ b/django/contrib/auth/views.py
@@ -4,7 +4,7 @@ from django import forms
 from django.shortcuts import render_to_response
 from django.template import RequestContext
 from django.contrib.sites.models import Site
-from django.http import HttpResponse, HttpResponseRedirect
+from django.http import HttpResponseRedirect
 from django.contrib.auth.decorators import login_required
 from django.contrib.auth import LOGIN_URL, REDIRECT_FIELD_NAME
 
diff --git a/django/contrib/comments/feeds.py b/django/contrib/comments/feeds.py
index cad8c881a1..1dcccb1abc 100644
--- a/django/contrib/comments/feeds.py
+++ b/django/contrib/comments/feeds.py
@@ -1,7 +1,6 @@
 from django.conf import settings
 from django.contrib.comments.models import Comment, FreeComment
 from django.contrib.syndication.feeds import Feed
-from django.core.exceptions import ObjectDoesNotExist
 from django.contrib.sites.models import Site
 
 class LatestFreeCommentsFeed(Feed):
diff --git a/django/contrib/comments/views/comments.py b/django/contrib/comments/views/comments.py
index 41459bf46c..c19c62fc88 100644
--- a/django/contrib/comments/views/comments.py
+++ b/django/contrib/comments/views/comments.py
@@ -5,7 +5,7 @@ from django.http import Http404
 from django.core.exceptions import ObjectDoesNotExist
 from django.shortcuts import render_to_response
 from django.template import RequestContext
-from django.contrib.comments.models import Comment, FreeComment, PHOTOS_REQUIRED, PHOTOS_OPTIONAL, RATINGS_REQUIRED, RATINGS_OPTIONAL, IS_PUBLIC
+from django.contrib.comments.models import Comment, FreeComment, RATINGS_REQUIRED, RATINGS_OPTIONAL, IS_PUBLIC
 from django.contrib.contenttypes.models import ContentType
 from django.contrib.auth.forms import AuthenticationForm
 from django.http import HttpResponseRedirect
diff --git a/django/core/cache/backends/db.py b/django/core/cache/backends/db.py
index 1b54addded..4a0d44a44e 100644
--- a/django/core/cache/backends/db.py
+++ b/django/core/cache/backends/db.py
@@ -1,7 +1,7 @@
 "Database cache backend."
 
 from django.core.cache.backends.base import BaseCache
-from django.db import connection, transaction
+from django.db import connection, transaction, DatabaseError
 import base64, time
 from datetime import datetime
 try:
diff --git a/django/core/cache/backends/locmem.py b/django/core/cache/backends/locmem.py
index 5bd6da5857..0e21b80ed8 100644
--- a/django/core/cache/backends/locmem.py
+++ b/django/core/cache/backends/locmem.py
@@ -3,10 +3,6 @@
 from django.core.cache.backends.simple import CacheClass as SimpleCacheClass
 from django.utils.synch import RWLock
 import copy, time
-try:
-    import cPickle as pickle
-except ImportError:
-    import pickle
 
 class CacheClass(SimpleCacheClass):
     def __init__(self, host, params):
diff --git a/django/core/handlers/base.py b/django/core/handlers/base.py
index c25ff2b14e..62217acdce 100644
--- a/django/core/handlers/base.py
+++ b/django/core/handlers/base.py
@@ -119,7 +119,6 @@ class BaseHandler(object):
         Returns an HttpResponse that displays a PUBLIC error message for a
         fundamental error.
         """
-        from django.core import urlresolvers
         callback, param_dict = resolver.resolve500()
         return callback(request, **param_dict)
 
diff --git a/django/core/handlers/wsgi.py b/django/core/handlers/wsgi.py
index c53e428f85..5c48c9dace 100644
--- a/django/core/handlers/wsgi.py
+++ b/django/core/handlers/wsgi.py
@@ -58,7 +58,6 @@ class WSGIRequest(http.HttpRequest):
         self.method = environ['REQUEST_METHOD'].upper()
 
     def __repr__(self):
-        from pprint import pformat
         return '<WSGIRequest\nGET:%s,\nPOST:%s,\nCOOKIES:%s,\nMETA:%s>' % \
             (pformat(self.GET), pformat(self.POST), pformat(self.COOKIES),
             pformat(self.META))
diff --git a/django/core/management.py b/django/core/management.py
index 047bdda06e..ecd1d1a68d 100644
--- a/django/core/management.py
+++ b/django/core/management.py
@@ -593,7 +593,6 @@ install.args = APP_ARGS
 def reset(app):
     "Executes the equivalent of 'get_sql_reset' in the current database."
     from django.db import connection, transaction
-    from cStringIO import StringIO
     app_name = app.__name__.split('.')[-2]
 
     disable_termcolors()
diff --git a/django/core/paginator.py b/django/core/paginator.py
index 195ad1009e..026fe0a675 100644
--- a/django/core/paginator.py
+++ b/django/core/paginator.py
@@ -1,4 +1,3 @@
-from copy import copy
 from math import ceil
 
 class InvalidPage(Exception):
diff --git a/django/core/serializers/python.py b/django/core/serializers/python.py
index 7989e1d469..4181bc7f2b 100644
--- a/django/core/serializers/python.py
+++ b/django/core/serializers/python.py
@@ -79,7 +79,7 @@ def Deserializer(object_list, **options):
             elif field.rel and isinstance(field.rel, models.ManyToOneRel):
                 try:
                     data[field.name] = field.rel.to._default_manager.get(pk=field_value)
-                except RelatedModel.DoesNotExist:
+                except field.rel.to.DoesNotExist:
                     data[field.name] = None
                     
             # Handle all other fields
diff --git a/django/core/servers/basehttp.py b/django/core/servers/basehttp.py
index 259a931594..7ce5706c23 100644
--- a/django/core/servers/basehttp.py
+++ b/django/core/servers/basehttp.py
@@ -8,7 +8,7 @@ been reviewed for security issues. Don't use it for production use.
 """
 
 from BaseHTTPServer import BaseHTTPRequestHandler, HTTPServer
-from types import ListType, StringType, TupleType
+from types import ListType, StringType
 import os, re, sys, time, urllib
 
 __version__ = "0.1"
diff --git a/django/db/backends/mysql/base.py b/django/db/backends/mysql/base.py
index a522f24f2f..23ea76316f 100644
--- a/django/db/backends/mysql/base.py
+++ b/django/db/backends/mysql/base.py
@@ -40,7 +40,7 @@ class MysqlDebugWrapper:
     def executemany(self, sql, param_list):
         try:
             return self.cursor.executemany(sql, param_list)
-        except Database.Warning:
+        except Database.Warning, w:
             self.cursor.execute("SHOW WARNINGS")
             raise Database.Warning, "%s: %s" % (w, self.cursor.fetchall())
 
diff --git a/django/db/backends/mysql/introspection.py b/django/db/backends/mysql/introspection.py
index e1fbfff828..2c77f76ee3 100644
--- a/django/db/backends/mysql/introspection.py
+++ b/django/db/backends/mysql/introspection.py
@@ -1,4 +1,3 @@
-from django.db import transaction
 from django.db.backends.mysql.base import quote_name
 from MySQLdb import ProgrammingError, OperationalError
 from MySQLdb.constants import FIELD_TYPE
diff --git a/django/db/backends/oracle/base.py b/django/db/backends/oracle/base.py
index 188c4bb678..dfe2df11dc 100644
--- a/django/db/backends/oracle/base.py
+++ b/django/db/backends/oracle/base.py
@@ -10,7 +10,6 @@ try:
 except ImportError, e:
     from django.core.exceptions import ImproperlyConfigured
     raise ImproperlyConfigured, "Error loading cx_Oracle module: %s" % e
-import types
 
 DatabaseError = Database.Error
 
diff --git a/django/db/backends/oracle/introspection.py b/django/db/backends/oracle/introspection.py
index 656741e440..ecc8f372a8 100644
--- a/django/db/backends/oracle/introspection.py
+++ b/django/db/backends/oracle/introspection.py
@@ -1,5 +1,3 @@
-from django.db import transaction
-from django.db.backends.oracle.base import quote_name
 import re
 
 foreign_key_re = re.compile(r"\sCONSTRAINT `[^`]*` FOREIGN KEY \(`([^`]*)`\) REFERENCES `([^`]*)` \(`([^`]*)`\)")
diff --git a/django/db/backends/postgresql/introspection.py b/django/db/backends/postgresql/introspection.py
index c3a16d61c3..6e1d60c4ff 100644
--- a/django/db/backends/postgresql/introspection.py
+++ b/django/db/backends/postgresql/introspection.py
@@ -1,4 +1,3 @@
-from django.db import transaction
 from django.db.backends.postgresql.base import quote_name
 
 def get_table_list(cursor):
diff --git a/django/db/backends/postgresql_psycopg2/introspection.py b/django/db/backends/postgresql_psycopg2/introspection.py
index b991493d39..a546da8c45 100644
--- a/django/db/backends/postgresql_psycopg2/introspection.py
+++ b/django/db/backends/postgresql_psycopg2/introspection.py
@@ -1,4 +1,3 @@
-from django.db import transaction
 from django.db.backends.postgresql_psycopg2.base import quote_name
 
 def get_table_list(cursor):
diff --git a/django/db/backends/sqlite3/introspection.py b/django/db/backends/sqlite3/introspection.py
index cdabffdc1c..4e22c5ea42 100644
--- a/django/db/backends/sqlite3/introspection.py
+++ b/django/db/backends/sqlite3/introspection.py
@@ -1,4 +1,3 @@
-from django.db import transaction
 from django.db.backends.sqlite3.base import quote_name
 
 def get_table_list(cursor):