Cleaned up some small bits of the ORM, including removing an import *.

django/db/models/sql/query.py

@@ -17,9 +17,9 @@ from django.db import connections, DEFAULT_DB_ALIAS
 from django.db.models import signals
 from django.db.models.expressions import ExpressionNode
 from django.db.models.fields import FieldDoesNotExist
-from django.db.models.query_utils import InvalidQuery
 from django.db.models.sql import aggregates as base_aggregates_module
-from django.db.models.sql.constants import *
+from django.db.models.sql.constants import (QUERY_TERMS, LOOKUP_SEP, ORDER_DIR,
+    SINGLE, ORDER_PATTERN, JoinInfo)
 from django.db.models.sql.datastructures import EmptyResultSet, Empty, MultiJoin
 from django.db.models.sql.expressions import SQLEvaluator
 from django.db.models.sql.where import (WhereNode, Constraint, EverythingNode,
@@ -28,6 +28,7 @@ from django.core.exceptions import FieldError
 
 __all__ = ['Query', 'RawQuery']
 
+
 class RawQuery(object):
     """
     A single raw SQL query