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 3f5e54e..f7dc7d4
--- a/ginac/function.py
+++ b/ginac/function.py
@@ -1,8 +1,8 @@
-#!/usr/bin/env python
+
 # encoding: utf-8
 
 maxargs = 14
-methods = "eval evalf conjugate real_part imag_part expand derivative power series info print".split()
+methods = "eval evalf conjugate real_part imag_part expand derivative expl_derivative power series info print".split()
 
 import sys, os, optparse
 sys.path.insert(0, os.path.join(os.path.dirname(__file__), '..', 'scripts'))