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# utils/database.py
from sqlalchemy import create_engine
from sqlalchemy.orm import sessionmaker
from contextlib import contextmanager
import sys # Add sys import
import os # Add os import
import sentry_sdk
# Add project root to Python path to ensure local modules are prioritized
SCRIPT_DIR = os.path.dirname(os.path.abspath(__file__))
PROJECT_ROOT = os.path.dirname(SCRIPT_DIR)
if PROJECT_ROOT not in sys.path:
sys.path.insert(0, PROJECT_ROOT)
from config import conf
from utils.logger import Logger
log = Logger()
def get_db_engine():
"""Create DB engine with error handling for HF Spaces"""
# try:
engine = create_engine(
conf.db_url,
pool_pre_ping=True,
pool_size=5,
max_overflow=10,
connect_args={"connect_timeout": 10},
)
log.info("Database engine created successfully")
return engine
# except Exception as e:
# log.error(f"Failed to create database engine: {e}")
# sentry_sdk.capture_exception(e)
# raise
engine = get_db_engine()
SessionLocal = sessionmaker(bind=engine)
@contextmanager
def get_db():
"""Session manager for HF Spaces"""
db = SessionLocal()
# try:
yield db
db.commit()
# except Exception as e:
# db.rollback()
# log.error(f"Database error: {e}")
# sentry_sdk.capture_exception(e) # Add Sentry logging
# raise # Re-raise for debugging
# finally:
db.close()
@contextmanager
def get_db_readonly():
"""Read-only session manager that doesn't auto-commit"""
db = SessionLocal()
try:
yield db
except Exception as e:
db.rollback()
log.error(f"Database error: {e}")
sentry_sdk.capture_exception(e)
raise
finally:
db.close()
def initialize_database():
"""Initialize tables with HF Spaces compatibility"""
# try:
from data.models import Base
Base.metadata.create_all(bind=engine)
log.info("Tables created successfully")
# except Exception as e:
# log.error(f"Table creation failed: {e}")
# sentry_sdk.capture_exception(e)
# raise
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