Building a GraphQL server with FastAPI

FastAPI is a high-performance Python framework that simplifies the development of web APIs by minimizing boilerplate code and reducing developer-induced errors, notably through Python 3.6 type declarations. The article explores setting up a GraphQL server with FastAPI, emphasizing the ease of creating interactive API documentation and robust applications. It delves into the fundamentals of GraphQL, highlighting how queries enable precise data requests and schema establish data structures. The process involves setting up the server environment, defining schemas with Graphene, implementing query resolvers, and configuring a JSON-based temporary database. Additionally, the text covers creating mutation classes for adding or updating data and handling errors, such as duplicate IDs. By integrating FastAPI and GraphQL, developers can create powerful, flexible web applications with improved client-server interactions. The article also introduces LogRocket for monitoring GraphQL requests in production, providing insights into user sessions and error tracking.