From d1bfc4e0f8acc9f65bc7d19de5ff6ecf854ebf93 Mon Sep 17 00:00:00 2001
From: Wenzel Jakob <wenzel.jakob@epfl.ch>
Date: Mon, 16 May 2016 18:52:46 +0200
Subject: [PATCH] support __bool__ on Python 2.x and 3.x

---
 include/pybind11/pybind11.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/include/pybind11/pybind11.h b/include/pybind11/pybind11.h
index abbf479cf..ee76a6702 100644
--- a/include/pybind11/pybind11.h
+++ b/include/pybind11/pybind11.h
@@ -200,6 +200,9 @@ protected:
         if (strcmp(rec->name, "__next__") == 0) {
             std::free(rec->name);
             rec->name = strdup("next");
+        } else if (strcmp(rec->name, "__bool__") == 0) {
+            std::free(rec->name);
+            rec->name = strdup("__nonzero__");
         }
 #endif