Add BacktestMetadataType

freqtrade/types/__init__.py

@@ -1,3 +1,5 @@
 # flake8: noqa: F401
-from freqtrade.types.backtest_result_type import BacktestResultType, get_BacktestResultType_default
+from freqtrade.types.backtest_result_type import (BacktestHistoryEntryType, BacktestMetadataType,
+                                                  BacktestResultType,
+                                                  get_BacktestResultType_default)
 from freqtrade.types.valid_exchanges_type import ValidExchangesType

freqtrade/types/backtest_result_type.py

@@ -3,8 +3,13 @@ from typing import Any, Dict, List
 from typing_extensions import TypedDict
 
 
+class BacktestMetadataType(TypedDict):
+    run_id: str
+    backtest_start_time: int
+
+
 class BacktestResultType(TypedDict):
-    metadata: Dict[str, Any]
+    metadata: Dict[str, Any]  # BacktestMetadataType
     strategy: Dict[str, Any]
     strategy_comparison: List[Any]