fastAPI

1. Environment Setup

• Step 1: Create Python Virtual Environment, name env (on MacOS)

python3 -m venv env

• Step 2: Activate/Deactivate Virtual Environment on the Terminal

source env/bin/activate

#to deactivate
deactivate

• Step 3: Once the Virtual Enviroment is activated, install packages & dependency

Package	Command
Fast API (Not recommended)	pip install fastapi[all] all: to include installing all dependencies along with FastAPI package
Fast API (Production)	pip install fastapi uvicorn[standard] uvicorn to work as the serve
List installed packages	pip freeze

• Step 4: Start Fast API server uvicorn app.main:app --reload
  • API documentation: http://127.0.0.1:8000/docs or http://127.0.0.1:8000/redoc

2. Tech Stacks

• Redis database is used as a broker
• Celery is used to create workers that perform the extraction.

3. HTTP Code

Successful responses

• 200 HTTP 200 OK success status response code indicates that the request has succeeded
• 202 HTTP Status 202 indicates that the request has been accepted for processing, but the processing has not been completed.