eventlet!=0.18.3,>=0.18.2,!=0.20.1,!=0.21.0,!=0.23.0
sphinx>=2.0.0,!=2.1.0 # BSD
openstackdocstheme>=2.2.1 # Apache-2.0
# releasenotes
reno>=3.1.0 # Apache-2.0
