refactor: enhance Optuna backtesting framework, optimize orderbook filtering, and update database management utilities.

scratch/db_check.py

@@ -0,0 +1,26 @@
+import sys
+import os
+sys.path.append('/home/hoon/kis_bot')
+
+from database import TradeDB
+
+def check_db():
+    db = TradeDB()
+    try:
+        # Check tables
+        tables = [dict(r) for r in db.conn.execute("SHOW TABLES").fetchall()]
+        print("Tables:", tables)
+
+        # Let's check environment variables and settings related to slots and buying
+        cols_env = [dict(r)["Field"] for r in db.conn.execute("SHOW COLUMNS FROM env_settings").fetchall()]
+        print("env_settings cols:", cols_env)
+        
+        env_vars = db.conn.execute("SELECT * FROM env_settings").fetchall()
+        for env in env_vars:
+            print(dict(env))
+            
+    finally:
+        db.close()
+
+if __name__ == "__main__":
+    check_db()