fix sphinx error on Python 3.4

12 jobs for database-makeover in 23 minutes and 2 seconds (queued for 2 seconds)
Status Job ID Name Coverage
  Build
passed #62762
conda-linux
build_linux_27

00:04:42

passed #62764
conda-linux
build_linux_34

00:08:50

passed #62766
conda-linux
build_linux_35

00:02:40

passed #62767
conda-macosx
build_macosx_27

00:02:26

passed #62765
conda-macosx
build_macosx_34

00:03:09

passed #62763
conda-macosx
build_macosx_35

00:03:02

 
  Test
passed #62772
conda-linux
test_linux_27

00:03:35

48.0%
passed #62770
conda-linux
test_linux_34

00:05:13

61.0%
passed #62768
conda-linux
test_linux_35

00:04:47

48.0%
passed #62769
conda-macosx
test_macosx_27

00:02:35

48.0%
passed #62771
conda-macosx
test_macosx_34

00:02:44

61.0%
passed #62773
conda-macosx
test_macosx_35

00:02:34

48.0%