error: 'ptrdiff_t' does not name a type

--- bindings/python/_PreludeEasy.cxx
+++ bindings/python/_PreludeEasy.cxx
@@ -2845,7 +2845,7 @@

 #include <string>
 #include <stdexcept>
-
+#include <cstddef>

 namespace swig {
   struct stop_iteration {