fix: ensure consistent passing

scikit-hep · Jan 21, 2022 · 1b1d7d7 · 1b1d7d7
1 parent 16f3045
commit 1b1d7d7
Showing 1 changed file with 4 additions and 4 deletions.
diff --git a/include/bh_python/register_axis.hpp b/include/bh_python/register_axis.hpp
@@ -31,8 +31,8 @@
 #include <vector>
 
 template <class T>
-auto vectorize_index(T input) {
-    return py::vectorize(input);
+auto vectorize_index(T&& input) {
+    return py::vectorize(std::forward<T>(input));
 }
 
 // we overload vectorize index for category axis
@@ -66,8 +66,8 @@ auto vectorize_index(int (bh::axis::category<T, metadata_t, Options>::*pindex)(c
 }
 
 template <class T>
-auto vectorize_value(T input) {
-    return py::vectorize(input);
+auto vectorize_value(T&& input) {
+    return py::vectorize(std::forward<T>(input));
 }
 // we overload vectorize value for category axis
 template <class R, class U, class Options>