Merge branch '0.29.x'

tests/run/generators_py35.py

@@ -30,7 +30,7 @@ def anno_gen(x: 'int') -> 'float':
     >>> next(gen)
     2.0
     >>> ret, arg = sorted(anno_gen.__annotations__.items())
-    >>> print(ret[0]); print(str(ret[1]).strip("'")) # strip makes it pass with/without PEP563
+    >>> print(ret[0]); print(str(ret[1]).strip("'"))  # strip makes it pass with/without PEP563
     return
     float
     >>> print(arg[0]); print(str(arg[1]).strip("'"))