build: accept both python 3 and python 2

[ginac.git] / ginac / color.h

diff --git a/ginac/color.h b/ginac/color.h
index 448a81edcd7b30bfeb8aed37b0cb2f7fdba419a8..d43fa44fb506668ccbddac7dd5a7f4bb2142e35c 100644 (file)
--- a/ginac/color.h
+++ b/ginac/color.h
@@ -3,7 +3,7 @@
  *  Interface to GiNaC's color (SU(3) Lie algebra) objects. */
 
 /*
- *  GiNaC Copyright (C) 1999-2015 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