pylint>=1.7.1 #GPLv2
fixtures>=3.0.0 # Apache-2.0/BSD
oslotest>=3.2.0 # Apache-2.0
stestr>=2.0.0 # Apache-2.0
testtools>=2.2.0 # MIT
coverage!=4.4,>=4.0 # Apache-2.0
yamllint>=1.23.0