attrs>=19.1.*
configparser
future
futures>=3.0.*
pyOpenSSL>=16.2.*
pyparsing>=2.1.*
requests
service_identity
twisted>=16.0.*

[:python_version < "3.7"]
numpy>=1.12.*

[:python_version == "3.7"]
numpy>=1.15.*

[:python_version >= "3.8"]
numpy>=1.17.*
