39 lines
1.0 KiB
Python
39 lines
1.0 KiB
Python
"""SQLAlchemy engine, session factory, and declarative Base for the CALM module."""
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import logging
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from pathlib import Path
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from sqlalchemy import create_engine
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from sqlalchemy.exc import OperationalError
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from sqlalchemy.ext.declarative import declarative_base
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from sqlalchemy.orm import sessionmaker
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logger = logging.getLogger(__name__)
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SQLALCHEMY_DATABASE_URL = "sqlite:///./data/timmy_calm.db"
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# Ensure the data directory exists before creating the engine
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Path("./data").mkdir(parents=True, exist_ok=True)
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engine = create_engine(SQLALCHEMY_DATABASE_URL, connect_args={"check_same_thread": False})
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SessionLocal = sessionmaker(autocommit=False, autoflush=False, bind=engine)
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Base = declarative_base()
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def create_tables():
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"""Create all tables idempotently (safe under pytest-xdist concurrency)."""
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try:
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Base.metadata.create_all(bind=engine)
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except OperationalError as exc:
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logger.debug("Table creation skipped (already exists): %s", exc)
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def get_db():
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db = SessionLocal()
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try:
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yield db
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finally:
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db.close()
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