Codex
102 lines
2.9 KiB
Python
102 lines
2.9 KiB
Python
import asyncio
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import importlib
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import pkgutil
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from logging.config import fileConfig
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from pathlib import Path
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from sqlalchemy import pool
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from sqlalchemy.engine import Connection
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from sqlalchemy.ext.asyncio import async_engine_from_config
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from alembic import context
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from app.database import Base
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from app.config import settings
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def auto_import_models():
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"""
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自动导入所有模块下的*model.py文件
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扫描项目根目录下所有以model结尾的py文件（如model.py、screen_model.py、material_model.py）
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"""
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project_root = Path(__file__).parent.parent
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# 需要扫描的目录（可以添加更多）
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scan_dirs = ["zq_demo", "core", "scheduler", "online_dev", "ai_platform", "zq_smart_table"]
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for scan_dir in scan_dirs:
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scan_path = project_root / scan_dir
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if not scan_path.exists():
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continue
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# 递归查找所有以model结尾的py文件（如model.py、screen_model.py、material_model.py）
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for model_file in scan_path.rglob("*model.py"):
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# 计算模块路径，如 zq_demo.demo.model 或 core.screen_design.screen_model
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relative_path = model_file.relative_to(project_root)
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module_path = str(relative_path.with_suffix("")).replace("/", ".").replace("\\", ".")
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try:
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importlib.import_module(module_path)
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except ImportError as e:
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print(f"Warning: Failed to import {module_path}: {e}")
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# 自动导入所有模型
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auto_import_models()
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config = context.config
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# 设置数据库URL
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config.set_main_option("sqlalchemy.url", settings.DATABASE_URL)
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if config.config_file_name is not None:
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fileConfig(config.config_file_name)
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target_metadata = Base.metadata
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def run_migrations_offline() -> None:
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"""Run migrations in 'offline' mode."""
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url = config.get_main_option("sqlalchemy.url")
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context.configure(
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url=url,
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target_metadata=target_metadata,
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literal_binds=True,
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dialect_opts={"paramstyle": "named"},
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)
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with context.begin_transaction():
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context.run_migrations()
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def do_run_migrations(connection: Connection) -> None:
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context.configure(connection=connection, target_metadata=target_metadata)
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with context.begin_transaction():
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context.run_migrations()
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async def run_async_migrations() -> None:
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"""Run migrations in 'online' mode with async engine."""
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connectable = async_engine_from_config(
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config.get_section(config.config_ini_section, {}),
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prefix="sqlalchemy.",
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poolclass=pool.NullPool,
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)
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async with connectable.connect() as connection:
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await connection.run_sync(do_run_migrations)
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await connectable.dispose()
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def run_migrations_online() -> None:
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"""Run migrations in 'online' mode."""
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asyncio.run(run_async_migrations())
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if context.is_offline_mode():
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run_migrations_offline()
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else:
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run_migrations_online()
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