build: accept both python 3 and python 2

[ginac.git] / ginac / function.py

diff --git a/ginac/function.py b/ginac/function.py
old mode 100755 (executable)
new mode 100644 (file)
index 63012a2..f7dc7d4
--- a/ginac/function.py
+++ b/ginac/function.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python3
+
 # encoding: utf-8
 
 maxargs = 14