From e1255fe356f1ff97533b33caa6179737a64c4898 Mon Sep 17 00:00:00 2001
From: ROUVREAU Vincent <vincent.rouvreau@inria.fr>
Date: Wed, 15 Jan 2020 10:22:21 +0100
Subject: Fix #96 : set language_level. It does not work when using
 compiler_directives of cythonize.

---
 src/python/setup.py.in | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/python/setup.py.in b/src/python/setup.py.in
index 24d05025..9c2124f4 100644
--- a/src/python/setup.py.in
+++ b/src/python/setup.py.in
@@ -11,6 +11,7 @@
 from setuptools import setup, Extension
 from Cython.Build import cythonize
 from numpy import get_include as numpy_get_include
+import sys
 
 __author__ = "Vincent Rouvreau"
 __copyright__ = "Copyright (C) 2016  Inria"
@@ -38,7 +39,8 @@ for module in modules:
         libraries=libraries,
         library_dirs=library_dirs,
         include_dirs=include_dirs,
-        runtime_library_dirs=runtime_library_dirs,))
+        runtime_library_dirs=runtime_library_dirs,
+        cython_directives = {'language_level': str(sys.version_info[0])},))
 
 setup(
     name = 'gudhi',
-- 
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