import os
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from sqlalchemy.ext.asyncio import create_async_engine, AsyncSession
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from sqlalchemy.ext.declarative import declarative_base
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from sqlalchemy.orm import sessionmaker
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from app.config.config import settings
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DATABASE_URL = os.getenv('POSTGRESQL_DATABASE_URL') or settings.postgresql_database_url
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engine = create_async_engine(DATABASE_URL, echo=False)
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PostgresqlSessionLocal = sessionmaker(autocommit=False, autoflush=False, bind=engine, class_=AsyncSession)
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PostgresqlBase = declarative_base()
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async def get_pdb() -> AsyncSession:
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async with PostgresqlSessionLocal() as session:
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yield session
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