Skip install typing package for python >=3.5 (#2199)

bddppq · houseroad · commit 349aff692ee4 · 2019-07-25T15:12:56.000-07:00
No need to backport python/typing#573 (comment)
diff --git a/setup.py b/setup.py
@@ -286,7 +286,7 @@ def run(self):
     'protobuf',
     'numpy',
     'six',
-    'typing>=3.6.4',
+    'typing>=3.6.4; python_version < "3.5"',
     'typing-extensions>=3.6.2.1',
 ])
 
