1.1. FastAPI About¶
Automatic documentation (Swagger, Redoc)
Uses Python type annotation
IDE autocomplete (through type annotation)
Fast - on par with Go lang and node.js frameworks
Based on open standards: JSON Schema, Open API
Security and authentication
HTTP Basic
OAuth2 (also with JWT tokens)
API keys in Headers, Query parameters, Cookies, etc.
Dependency Injection
Unlimited "plugins"
Testing
Websocket support
GrafQL support
In-process background tasks
Startup and shutdown events
Test client built on requests
CORS, GZip, Static Files, Streaming responses
Sessions and Cookies support
Suport for databases
SQL Database
NoSQL Database
GraphQL
Source: [3]
1.1.1. Key Features¶
Fast: Very high performance, on par with NodeJS and Go (thanks to Starlette and Pydantic).
One of the fastest Python frameworks available.
Fast to code: Increase the speed to develop features by about 200% to 300%.
Fewer bugs: Reduce about 40% of human (developer) induced errors.
Intuitive: Great editor support. Completion everywhere. Less time debugging.
Easy: Designed to be easy to use and learn. Less time reading docs.
Short: Minimize code duplication. Multiple features from each parameter declaration. Fewer bugs.
Robust: Get production-ready code. With automatic interactive documentation.
Standards-based: Based on (and fully compatible with) the open standards for APIs: OpenAPI (previously known as Swagger) and JSON Schema.
Source: [1]
1.1.2. Used by¶
Microsoft in Windows and Office
Netflix in Dispatch (crisis management)