Pin cython to 0.28.3 temporarily

To fix Windows artifact failures.
6 years ago · 6359ab0329
parent 7c312e3d65
commit 6359ab0329
1 changed files with 1 additions and 1 deletions
--- a/requirements.txt
+++ b/requirements.txt
@ -1,6 +1,6 @@
 # GRPC Python setup requirements
 coverage>=4.0
-cython>=0.27
+cython==0.28.3
 enum34>=1.0.4
 protobuf>=3.5.0.post1
 six>=1.10