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db_utils.py

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+#!/usr/bin/env python3
+# -*- coding:utf-8 -*-
+from loguru import logger
+from sqlalchemy import Column, Integer, String, create_engine
+from sqlalchemy.orm import declarative_base, sessionmaker
+
+from bak.evolve_config2 import train_data
+from bak.init_data import BatchDataBase
+
+Base = declarative_base()
+# 创建 SQLite 数据库引擎
+engine = create_engine('sqlite:///data.db', echo=False)
+
+
+class BatchData(Base):
+    __tablename__ = 'batch_data'
+    id = Column(Integer, primary_key=True, autoincrement=True)
+    year = Column(Integer)
+    census_batch = Column(String)  # 普查批次
+    id_code = Column(String)
+    precision = Column(String)  # 精度
+    is_train = Column(Integer)
+    is_validation = Column(Integer)
+    ann_file = Column(String)
+    img_prefix = Column(String)
+    filter_empty_gt = Column(Integer)
+    update_cache = Column(Integer)
+
+
+Base.metadata.create_all(engine)
+
+Session = sessionmaker(bind=engine, )
+session = Session()