Variables d'environnement

Documentation

Fast API

Configurer les variables d’environneemnt

Créer un fichier .env

.env

ENV=dev
FRONTEND_URL="http://localhost:3000"

Créer un script config.py

config.py

from functools import lru_cache

from pydantic_settings import BaseSettings, SettingsConfigDict

class Settings(BaseSettings):
    """Main settings"""
    app_name: str = "demofirebase"
    env: str
    frontend_url: str

    model_config = SettingsConfigDict(env_file=".env")

@lru_cache
def get_settings() -> Settings:
    """Retrieves the fastapi settings"""
    return Settings()

Accéder aux variables d’environnment

main.py

from fastapi import FastAPI
from router import router
from config import get_settings

settings = get_settings()

print(settings.frontend_url)

app = FastAPI()

app.include_router(router)