Clean imports in test_unparse (GH-17545)

diff --git a/Lib/test/test_unparse.py b/Lib/test/test_unparse.py
index 96110260f550a8de5c39be226520fb95a10d90a4..45d819f175bb9330dcd8317ba9f5cc6411a6073b 100644 (file)
--- a/Lib/test/test_unparse.py
+++ b/Lib/test/test_unparse.py
@@ -2,12 +2,10 @@
 
 import unittest
 import test.support
-import io
 import pathlib
 import random
 import tokenize
 import ast
-import functools
 
 
 def read_pyfile(filename):