[py3] Removed duplicate imports.

Fixed #18837. Refs #18791.

django/contrib/gis/db/models/query.py

@@ -1,16 +1,15 @@
 from django.db import connections
 from django.db.models.query import QuerySet, ValuesQuerySet, ValuesListQuerySet
-from django.utils import six
 
 from django.contrib.gis.db.models import aggregates
 from django.contrib.gis.db.models.fields import get_srid_info, PointField, LineStringField
 from django.contrib.gis.db.models.sql import AreaField, DistanceField, GeomField, GeoQuery
 from django.contrib.gis.geometry.backend import Geometry
 from django.contrib.gis.measure import Area, Distance
-from django.utils import six
 
 from django.utils import six
 
+
 class GeoQuerySet(QuerySet):
     "The Geographic QuerySet."
 

django/db/backends/oracle/base.py

@@ -10,8 +10,6 @@ import decimal
 import sys
 import warnings
 
-from django.utils import six
-
 def _setup_environment(environ):
     import platform
     # Cygwin requires some special voodoo to set the environment variables

django/forms/models.py

@@ -18,7 +18,6 @@ from django.utils.datastructures import SortedDict
 from django.utils import six
 from django.utils.text import get_text_list, capfirst
 from django.utils.translation import ugettext_lazy as _, ugettext
-from django.utils import six
 
 
 __all__ = (

django/utils/text.py

@@ -1,11 +1,9 @@
 from __future__ import unicode_literals
 
 import re
-from django.utils import six
 import unicodedata
 import warnings
 from gzip import GzipFile
-from django.utils.six.moves import html_entities
 from io import BytesIO
 
 from django.utils.encoding import force_text
@@ -15,6 +13,7 @@ if not six.PY3:
     from django.utils.encoding import force_unicode
 from django.utils.functional import allow_lazy, SimpleLazyObject
 from django.utils import six
+from django.utils.six.moves import html_entities
 from django.utils.translation import ugettext_lazy, ugettext as _, pgettext
 from django.utils.safestring import mark_safe