requests<3.0,>=2.25.1
six<2.0,>=1.9.0

[:python_version < "3.0"]
pycontracts>=1.8.12

[:python_version >= "3.0"]
pycontracts3>=3.0.2

[celery]

[celery:python_version < "3.0"]
celery<5.0,>=4.0

[celery:python_version >= "3.0"]
celery>=4.0

[redis]
gevent>=21.1.2

[redis:python_version < "3.0"]
redis<4.0,>=2.9.1

[redis:python_version >= "3.0"]
redis>=2.9.1
