diff --git a/scrapy/trunk/scrapy/utils/datatypes.py b/scrapy/trunk/scrapy/utils/datatypes.py
index c678ac8b1..6e2d38a34 100644
--- a/scrapy/trunk/scrapy/utils/datatypes.py
+++ b/scrapy/trunk/scrapy/utils/datatypes.py
@@ -7,8 +7,6 @@ This module must not depend on any module outside the Standard Library.
 
 import time
 import copy
-import gzip
-from cStringIO import StringIO
 from heapq import heappush, heappop
 
 class MultiValueDictKeyError(KeyError):