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-rw-r--r--doc/source/conf.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/doc/source/conf.py b/doc/source/conf.py
index aafb0c1..54f8a9a 100644
--- a/doc/source/conf.py
+++ b/doc/source/conf.py
@@ -30,7 +30,7 @@ import os
# documentation root, use os.path.abspath to make it absolute, like shown here.
#sys.path.append(os.path.abspath('.'))
-execfile(os.path.join("ext", "gen_ref.py"))
+exec(open(os.path.join("ext", "gen_ref.py")).read())
# -- General configuration ----------------------------------------------------
# Add any Sphinx extension module names here, as strings. They can be