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dffa8c2 | 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 | """
Database connection and session management
"""
from sqlalchemy import create_engine
from sqlalchemy.ext.declarative import declarative_base
from sqlalchemy.orm import sessionmaker
from app.config import get_settings
settings = get_settings()
# Create engine
engine = create_engine(
settings.database_url,
pool_pre_ping=True,
pool_size=10,
max_overflow=20
)
# Create session factory
SessionLocal = sessionmaker(autocommit=False, autoflush=False, bind=engine)
# Base class for models
Base = declarative_base()
def get_db():
"""
Dependency that provides database session
"""
db = SessionLocal()
try:
yield db
finally:
db.close()
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