--- a/contrib/import-checker.py	Tue Oct 29 23:33:34 2019 -0700
+++ b/contrib/import-checker.py	Mon Nov 11 22:10:26 2019 +0900
@@ -535,6 +535,8 @@
             if fullname != '__future__':
                 if not fullname or (
                     fullname in stdlib_modules
+                    # allow standard 'from typing import ...' style
+                    and fullname != 'typing'
                     and fullname not in localmods
                     and fullname + '.__init__' not in localmods
                 ):