From 8d37630cc8c8eb252010f3ab51cad7e149c42beb Mon Sep 17 00:00:00 2001
From: Raffi Enficiaud <raffi.enficiaud@tuebingen.mpg.de>
Date: Tue, 15 Aug 2017 21:32:15 +0200
Subject: [PATCH] Fix warning: returning the proper type for object sizes

---
 include/boost/python/detail/caller.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/boost/python/detail/caller.hpp b/include/boost/python/detail/caller.hpp
index c572d35a..1bd30bfb 100644
--- a/include/boost/python/detail/caller.hpp
+++ b/include/boost/python/detail/caller.hpp
@@ -48,7 +48,7 @@ inline PyObject* get(mpl::int_<N>, PyObject* const& args_)
     return PyTuple_GET_ITEM(args_,N);
 }
 
-inline unsigned arity(PyObject* const& args_)
+inline Py_ssize_t arity(PyObject* const& args_)
 {
     return PyTuple_GET_SIZE(args_);
 }