Require Cython 0.27 for setup. (ray-project#2313)

* Require Cython 0.27 for setup. * Make Cython version even more specific. * Restrict to any 0.27 version
qianyongjun895 · Jul 5, 2018 · 1cf1645 · 1cf1645
1 parent b90e551
commit 1cf1645
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/python/setup.py b/python/setup.py
@@ -143,7 +143,7 @@ def has_ext_modules(self):
         "six >= 1.0.0",
         "flatbuffers"
     ],
-    setup_requires=["cython >= 0.23"],
+    setup_requires=["cython >= 0.27, < 0.28"],
     extras_require=extras,
     entry_points={"console_scripts": ["ray=ray.scripts.scripts:main"]},
     include_package_data=True,