Forgot to add a file

Author: brownbaerchen

pySDC/helpers/plot_helper.py

@@ -125,7 +125,7 @@ def newfig(textwidth, scale, ratio=0.6180339887):
 
 
 def savefig(filename, save_pdf=True, save_pgf=True, save_png=True):
-    if save_pgf and find_executable('latex'):
+    if save_pgf and shutil.which('latex'):
         plt.savefig('{}.pgf'.format(filename), bbox_inches='tight')
     if save_pdf:
         plt.savefig('{}.pdf'.format(filename), bbox_inches='tight')