fix lints; close #284

Author: Graeme22

pyproject.toml

@@ -66,6 +66,7 @@ dev = [
     "proxy-py>=2.4.9",
     "sphinx-immaterial>=0.12.5",
     "mypy>=1.18.2",
+    "pandas-stubs>=2.2.2.240807",
 ]
 
 [tool.setuptools.package-data]

tastytrade/utils.py

@@ -6,6 +6,7 @@
 from zoneinfo import ZoneInfo
 
 from httpx import AsyncClient, Client, Response
+from pandas import Timestamp
 from pandas_market_calendars import get_calendar  # type: ignore[import-untyped]
 from pydantic import BaseModel, ConfigDict
 
@@ -51,8 +52,8 @@ def is_market_open_now() -> bool:
         return False
 
     # Use iloc[0] since schedule has only one row for a single day
-    market_open = sched.iloc[0]["market_open"]
-    market_close = sched.iloc[0]["market_close"]
+    market_open: Timestamp = sched.iloc[0]["market_open"]
+    market_close: Timestamp = sched.iloc[0]["market_close"]
     return market_open <= now_in_new_york() < market_close