[PYTHON/PYDANTIC] BaseSettings 클래스 : Config 서브 클래스와 env_file 변수를 사용해 애플리케이션 설정 파일 로드하기

icodebroker PYDANTIC 2024-06-18

■ BaseSettings 클래스에서 Config 서브 클래스와 env_file 변수를 사용해 애플리케이션 설정 파일을 로드하는 방법을 보여준다.

▶ .env


DATABASE_URL = mongodb://localhost:27017/testdb

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DATABASE_URL = mongodb://localhost:27017/testdb

▶ main.py


from pydantic_settings import BaseSettings

class ApplicationSetting(BaseSettings):
    DATABASE_URL : str | None = None

    class Config:
        env_file = ".env"

applicationSetting = ApplicationSetting()

print(applicationSetting.DATABASE_URL)

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from pydantic_settings import BaseSettings

class ApplicationSetting(BaseSettings):

DATABASE_URL : str | None = None

class Config:

env_file = ".env"

applicationSetting = ApplicationSetting()

print(applicationSetting.DATABASE_URL)

▶ pyrequirements.txt


annotated-types==0.7.0
pydantic==2.7.1
pydantic-settings==2.2.1
pydantic_core==2.18.2
python-dotenv==1.0.1
typing_extensions==4.12.0

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annotated-types==0.7.0

pydantic==2.7.1

pydantic-settings==2.2.1

pydantic_core==2.18.2

python-dotenv==1.0.1

typing_extensions==4.12.0