File size: 1,108 Bytes
7fabf33 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 | from collections.abc import Generator
import os
from pathlib import Path
from urllib.parse import unquote, urlparse
from sqlalchemy import create_engine
from sqlalchemy.orm import Session, declarative_base, sessionmaker
DEFAULT_DB_PATH = Path(__file__).resolve().parents[1] / "cronogramas_v2.db"
DATABASE_URL = os.getenv("DATABASE_URL", f"sqlite:///{DEFAULT_DB_PATH}")
connect_args = {"check_same_thread": False} if DATABASE_URL.startswith("sqlite") else {}
engine = create_engine(DATABASE_URL, connect_args=connect_args)
SessionLocal = sessionmaker(bind=engine, autoflush=False, autocommit=False)
Base = declarative_base()
def sqlite_database_path() -> Path | None:
if not DATABASE_URL.startswith("sqlite:///"):
return None
raw_path = DATABASE_URL.removeprefix("sqlite:///")
if DATABASE_URL.startswith("sqlite:////"):
parsed = urlparse(DATABASE_URL)
raw_path = unquote(parsed.path)
return Path(raw_path).expanduser().resolve()
def get_db() -> Generator[Session, None, None]:
db = SessionLocal()
try:
yield db
finally:
db.close()
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