Fix python 2.7 missing list class

13 jobs for doc27 in 25 minutes and 21 seconds (queued for 7 seconds)
Status Job ID Name Coverage
  Build
passed #65907
conda-linux
build_linux_27

00:03:40

passed #65909
conda-linux
build_linux_34

00:04:20

passed #65911
conda-linux
build_linux_35

00:03:27

passed #65964
conda-macosx
build_macosx_27

00:04:16

passed #65910
conda-macosx
build_macosx_34

00:04:55

passed #65908
conda-macosx
build_macosx_35

00:03:47

failed #65912
conda-macosx
build_macosx_27

00:04:27

 
  Test
passed #65917
conda-linux
test_linux_27

00:06:35

73.0%
passed #65915
conda-linux
test_linux_34

00:04:43

85.0%
passed #65913
conda-linux
test_linux_35

00:06:20

73.0%
passed #65914
conda-macosx
test_macosx_27

00:09:34

73.0%
passed #65916
conda-macosx
test_macosx_34

00:10:33

85.0%
passed #65918
conda-macosx
test_macosx_35

00:09:37

73.0%