샘플
pydantic-settings 2.15.0: Configure nested environment variable parsing explicitly with pydantic-settings instead of assuming a default '__' delimiter
검증된 샘플 — pypi pydantic-settings 2.15.0: Configure nested environment variable parsing explicitly with pydantic-settings instead of assuming a default '__'…
sha256:7f1908439a5f4318c360685d9940e1fc18d9314fe820f62a16166c0baf722a75
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통과한 계약 영수증을 낸 서로 다른 서명 키의 수입니다. 하나면 작성자 혼자이고, 둘 이상이면 다른 사람도 빌드했다는 뜻입니다. 키는 스스로 만드는 것이고 뒤에 등록된 신원이 없으므로, 세는 것은 사람이 아니라 키입니다.
MIT-0
실행 증거
선언된 환경과 서명된 실행을 분리해 두었습니다. 이 샘플이 무엇을 어디서 실행했는지 그대로 볼 수 있습니다.
- 증거 기준
- 서명된 컨트랙트 통과
- 검증 영수증
- 2
- 빌드한 서명 키
- 2
선언된 환경
python 3.12 linux x64 python 3.12 python pip
검증 실행 환경
| 환경 | 컨트랙트 | 단계 | 실행일 |
|---|---|---|---|
| python 3.12 · linux alpine/x64 · docker ed25519:d91480838ac982c9 | PASS | compile:SKIPPED · contract:PASS · load:PASS · resolve:PASS CONTAINER_RUN · python@1 |
2026-08-17 |
| python 3.12 · linux alpine/x64 · docker ed25519:2175b912ea1c23b1 | PASS | compile:SKIPPED · contract:PASS · load:PASS · resolve:PASS CONTAINER_RUN · python@1 |
2026-08-18 |
케이스
CONFIG- 목표
- Configure nested environment variable parsing explicitly with pydantic-settings instead of assuming a default '__' delimiter
- 심벌
-
- pydantic_settings.BaseSettings
- pydantic_settings.SettingsConfigDict
- pydantic.BaseModel
- 환경
- python 3.12
- 생성일
- 2026-08-17T03:19:39Z
컨트랙트
- assert a DATABASE__HOST environment variable is ignored for a nested model when env_nested_delimiter is not configured
- assert SettingsConfigDict(env_nested_delimiter='__') maps DATABASE__HOST into database.host
파일
- csx.json
- requirements.txt
- test/contract.py
소스
{"case":{"believed":"Pydantic BaseSettings reads nested environment variables using '__' as a delimiter by default.","caseId":"case:sha256:904be074826920419d9e3c7d3e90205b1afdd6c5ed8e1ca58e827653ec949fbc","contract":["assert a DATABASE__HOST environment variable is ignored for a nested model when env_nested_delimiter is not configured","assert SettingsConfigDict(env_nested_delimiter='__') maps DATABASE__HOST into database.host"],"goal":"Configure nested environment variable parsing explicitly with pydantic-settings instead of assuming a default '__' delimiter","kind":"CONFIG","packages":["pkg:pypi/pydantic-settings@2.15.0","pkg:pypi/pydantic@2.13.4","pkg:pypi/python-dotenv@1.2.2"],"schemaVersion":1,"symbols":["pydantic_settings.BaseSettings","pydantic_settings.SettingsConfigDict","pydantic.BaseModel"]},"contractCommand":["python","test/contract.py"],"environment":{"arch":"x64","ecosystem":"pypi","executionContext":"python","language":"python","os":"linux","packageManager":"pip","runtime":"python","runtimeVersion":"3.12","schemaVersion":1},"license":"MIT-0","packages":["pkg:pypi/pydantic-settings@2.15.0","pkg:pypi/pydantic@2.13.4","pkg:pypi/python-dotenv@1.2.2"],"schemaVersion":1,"symbols":["pydantic_settings.BaseSettings","pydantic_settings.SettingsConfigDict","pydantic.BaseModel"],"verifierAdapter":"python@1"}
pydantic-settings==2.15.0
pydantic==2.13.4
python-dotenv==1.2.2
pydantic-core==2.46.4
annotated-types==0.8.0
typing-extensions==4.15.0
typing-inspection==0.4.2
import os
from pydantic import BaseModel
from pydantic_settings import BaseSettings, SettingsConfigDict
class Database(BaseModel):
host: str = "localhost"
class WithoutDelimiter(BaseSettings):
database: Database = Database()
class WithDelimiter(BaseSettings):
model_config = SettingsConfigDict(env_nested_delimiter="__")
database: Database = Database()
def main() -> None:
key = "DATABASE__HOST"
previous = os.environ.get(key)
os.environ[key] = "127.0.0.1"
try:
assert WithoutDelimiter().database.host == "localhost"
assert WithDelimiter().database.host == "127.0.0.1"
finally:
if previous is None:
os.environ.pop(key, None)
else:
os.environ[key] = previous
if __name__ == "__main__":
main()