Ariadne
Python library for implementing GraphQL servers
... focus on business problems, not the boilerplate. Ariadne was designed to be modular and open for customization. If you are missing or unhappy with something, extend or easily swap with your own. Asynchronous resolvers and query execution. Subscriptions. Custom scalars, enums, and schema directives. Unions and interfaces. File uploads. Defining schema using SDL strings. Loading schema from .graphql files. WSGI middleware for implementing GraphQL in existing sites.