warm_up_indicator_cache

API documentation for tradeexecutor.strategy.pandas_trader.indicator.warm_up_indicator_cache Python function.

warm_up_indicator_cache(strategy_universe, storage, execution_context, indicators, max_workers=8, all_combinations=None)

Precalculate all indicators.

• Used for grid search

• Calculate indicators using multiprocessing

• Display TQDM progress bars for loading cached indicators and calculating new ones

• Use cached indicators if available

Returns:

Tuple (Cached indicators, calculated indicators)

Parameters:

• strategy_universe (TradingStrategyUniverse) –

• storage (DiskIndicatorStorage) –

• execution_context (ExecutionContext) –

• indicators (set[tradeexecutor.strategy.pandas_trader.indicator.IndicatorKey]) –

• all_combinations (set[tradeexecutor.strategy.pandas_trader.indicator.IndicatorKey] | None) –

Return type:

tuple[set[tradeexecutor.strategy.pandas_trader.indicator.IndicatorKey], set[tradeexecutor.strategy.pandas_trader.indicator.IndicatorKey]]