fix:修复了环境变量中的数据库账户密码无法成功导入的错误。增加相关依赖python-dotenv>=1.0.0

quantitative_data/importer.py

@@ -15,7 +15,7 @@ from psycopg2 import sql
 from psycopg2.extras import execute_values
 from sqlalchemy import create_engine
 
-from config import DB_CONFIG, TUSHARE_TOKEN, BATCH_SIZE, START_DATE, END_DATE
+from config import DB_CONFIG, TUSHARE_TOKEN, BATCH_SIZE, START_DATE, END_DATE, PASSWORD_ENCODED
 
 # ============================================================
 # 日志配置
@@ -55,7 +55,7 @@ def get_sqlalchemy_engine():
     global _sqlalchemy_engine
     if _sqlalchemy_engine is None:
         db_url = (
-            f"postgresql://{DB_CONFIG['user']}:{DB_CONFIG['password']}"
+            f"postgresql://{DB_CONFIG['user']}:{PASSWORD_ENCODED}"
             f"@{DB_CONFIG['host']}:{DB_CONFIG['port']}/{DB_CONFIG['database']}"
         )
         _sqlalchemy_engine = create_engine(db_url, pool_size=5, max_overflow=10)