graphql-core<3,>=2.3
graphql-server-core<2,>=1.2
aiohttp<4,>=3

[test]
pytest<5.5,>=5.4
pytest-asyncio<0.11,>=0.10
pytest-cov<3,>=2.8
jinja2<3,>=2.11
yarl<1.5,>1.4
