fixed OLS model

lib/cvtt_client/mkt_data.py

@@ -1,21 +1,17 @@
 #!/usr/bin/env python3
 
-import argparse
-from ast import Sub
 import asyncio
-from functools import partial
 import json
-import logging
 import uuid
 from dataclasses import dataclass
-from typing import Callable, Coroutine, Dict, List, Optional
+from functools import partial
+from typing import Callable, Coroutine, Dict, Optional
 
 import websockets
+from cvttpy_tools.settings.cvtt_types import JsonDictT
+from cvttpy_tools.tools.logger import Log
 from websockets.asyncio.client import ClientConnection
 
-from cvttpy_base.settings.cvtt_types import JsonDictT
-from cvttpy_base.tools.logger import Log
-
 MessageTypeT = str
 SubscriptionIdT = str
 MessageT = Dict