warm_up_grid_search_indicator_cache#
API documentation for tradeexecutor.backtest.grid_search.warm_up_grid_search_indicator_cache Python function.
- warm_up_grid_search_indicator_cache(strategy_universe, combinations, indicator_storage, max_workers=8, execution_context=<ExecutionContext backtesting, unspecified engine version>)[source]#
- Prepare indicators used in the grid search. - Search all possible indicator combinations through grid search combinations 
- Check if we already have them 
- Calculate indicator if not 
- Store on a disk cache 
- Later on run_backtest(), in a separate process, will read this indicator result off the disk 
 - Parameters:
- strategy_universe (TradingStrategyUniverse) – 
- combinations (List[GridCombination]) – 
- indicator_storage (DiskIndicatorStorage) – 
- max_workers (int) – 
- execution_context (ExecutionContext) –