Remove unused imports in test modules.
diff --git a/Lib/test/regrtest.py b/Lib/test/regrtest.py
index db93db1..f125152 100755
--- a/Lib/test/regrtest.py
+++ b/Lib/test/regrtest.py
@@ -149,7 +149,6 @@
import cStringIO
import getopt
-import itertools
import json
import os
import random
@@ -448,8 +447,8 @@
if use_mp:
from threading import Thread
- from Queue import Queue, Empty
- from subprocess import Popen, PIPE, STDOUT
+ from Queue import Queue
+ from subprocess import Popen, PIPE
from collections import deque
debug_output_pat = re.compile(r"\[\d+ refs\]$")
pending = deque()