Issue #25985: sys.version_info is now used instead of sys.version
to format short Python version.
diff --git a/Lib/test/test_venv.py b/Lib/test/test_venv.py
index 28b0f6c..f38f52d 100644
--- a/Lib/test/test_venv.py
+++ b/Lib/test/test_venv.py
@@ -51,7 +51,7 @@
             self.include = 'Include'
         else:
             self.bindir = 'bin'
-            self.lib = ('lib', 'python%s' % sys.version[:3])
+            self.lib = ('lib', 'python%d.%d' % sys.version_info[:2])
             self.include = 'include'
         if sys.platform == 'darwin' and '__PYVENV_LAUNCHER__' in os.environ:
             executable = os.environ['__PYVENV_LAUNCHER__']