From fd5cab1a3faef5d95cf6a31848575a61fa06fe9f Mon Sep 17 00:00:00 2001
From: rdb <git@rdb.name>
Date: Tue, 9 Mar 2021 19:35:09 +0100
Subject: [PATCH] dtoolutil: Rename Filename::__nonzero__() to __bool__()

This is the Python 3 convention (even though interrogate supports both)
---
 dtool/src/dtoolutil/filename.I | 2 +-
 dtool/src/dtoolutil/filename.h | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/dtool/src/dtoolutil/filename.I b/dtool/src/dtoolutil/filename.I
index b23947320f..56ba90d838 100644
--- a/dtool/src/dtoolutil/filename.I
+++ b/dtool/src/dtoolutil/filename.I
@@ -608,7 +608,7 @@ compare_to(const Filename &other) const {
  * instead.
  */
 INLINE bool Filename::
-__nonzero__() const {
+__bool__() const {
   return !_filename.empty();
 }
 
diff --git a/dtool/src/dtoolutil/filename.h b/dtool/src/dtoolutil/filename.h
index 66b38356a6..db0728f95c 100644
--- a/dtool/src/dtoolutil/filename.h
+++ b/dtool/src/dtoolutil/filename.h
@@ -232,7 +232,7 @@ PUBLISHED:
   INLINE bool operator != (const std::string &other) const;
   INLINE bool operator < (const std::string &other) const;
   INLINE int compare_to(const Filename &other) const;
-  INLINE bool __nonzero__() const;
+  INLINE bool __bool__() const;
   int get_hash() const;
 
   INLINE void output(std::ostream &out) const;