Build a GraphQL API with Python, Flask, and Ariadne

The text discusses various architectural styles for API development, such as SOAP, REST, gRPC, and GraphQL, highlighting the popularity of REST and the growing interest in GraphQL since its release by Facebook in 2015. It explains why GraphQL is advantageous, citing its ability to fetch only necessary data, eliminate versioning issues, and utilize strong type schemas. The text further delves into GraphQL terminology, contrasting schema-first and code-first approaches, particularly in Python implementations like Ariadne. A step-by-step guide is provided for creating a simple GraphQL API using Ariadne and integrating it with Flask, including setting up a GraphQL Playground UI and adding mutations. The article concludes with instructions for integrating a database using Flask-SQLAlchemy and Flask-Migrate, highlighting how to perform database migrations and run the application.