build: accept both python 3 and python 2

[ginac.git] / ginac / ptr.h

diff --git a/ginac/ptr.h b/ginac/ptr.h
index cc0e3332826c1f67d16e90640f36fe1ffa8853ac..2814efaf0e131ed79c787e96e9a15babeec3e9af 100644 (file)
--- a/ginac/ptr.h
+++ b/ginac/ptr.h
@@ -3,7 +3,7 @@
  *  Reference-counted pointer template. */
 
 /*
- *  GiNaC Copyright (C) 1999-2018 Johannes Gutenberg University Mainz, Germany
+ *  GiNaC Copyright (C) 1999-2020 Johannes Gutenberg University Mainz, Germany
  *
  *  This program is free software; you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by