Command Line Options

To access all available command line options for UVICORN, use the following command:

uvicorn --help

This will provide a comprehensive list of commands and options that can be used with UVICORN.

FastAPI – Uvicorn

FastAPI is a modern, high-performance, and robust Python web framework used for building REST APIs. It seamlessly integrates with UVICORN, a lightweight ASGI server, which excels in handling multiple connections and events concurrently. The choice of UVICORN for FastAPI is driven by its exceptional performance, ease of integration with FastAPI, and its ability to serve numerous incoming requests. In this article, we will delve deeper into UVICORN, exploring what it is and how it is employed in conjunction with FASTAPI

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What is FastAPI?

FastAPI is a cutting-edge web framework designed for Python 3.8 and higher, utilizing standard Python type hints to create APIs. It is built on the foundations of Starlette and Pydantic, delivering several key advantages:...

What is Uvicorn?

UVICORN is an ASGI (Asynchronous Server Gateway Interface) web server implementation tailored for Python. Before ASGI, Python lacked a minimal low-level server interface for asynchronous frameworks. The ASGI specification acts as a bridge, enabling the creation of a common set of tools usable across all async frameworks. UVICORN currently provides support for HTTP/1.1 and WebSockets....

ASGI vs. WSGI

ASGI represents a significant advancement over WSGI (Web Server Gateway Interface). While WSGI is designed for single, synchronous applications that handle a request and return a response, it does not support long-lived connections like WebSocket connections. In contrast, ASGI is asynchronous and accepts three arguments:...

Command Line Options :

To access all available command line options for UVICORN, use the following command:...

QuickStart with UVICORN and FastAPI :

Now that we understand why UVICORN is the preferred server for FASTAPI, let’s take a quick look at how to start a FASTAPI application using UVICORN....

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