filter_for_single_pair# API documentation for tradingstrategy.utils.groupeduniverse.filter_for_single_pair Python function. filter_for_single_pair(samples, pair)[source]# Filter dataset so that it only contains data for a single trading pair. Useful to construct single trading pair universe. Parameters: samples (DataFrame) – Candles or liquidity dataframe pair (DEXPair) – Return type: DataFrame