stevedore>=1.16.0 # Apache-2.0
voluptuous>=0.8.9 # BSD License
msgpack>=0.4.0 # Apache-2.0
fasteners>=0.7 # Apache-2.0
tenacity>=5.0.0 # Apache-2.0
futurist>=1.2.0 # Apache-2.0
oslo.utils>=4.7.0 # Apache-2.0
oslo.serialization>=1.10.0 # Apache-2.0