ExecutionTestHook# tradeexecutor.cli.loop.ExecutionTestHook Python class in Trading Strategy framework. class ExecutionTestHook[source]# Bases: object A test helper to allow to hook into backtest execution to inject events. Mostly used to simulate deposits/redemptions. __init__()# Methods __init__() on_before_cycle(cycle, cycle_st, state, ...) Called before entering the strategy tick. on_before_cycle(cycle, cycle_st, state, sync_model)[source]# Called before entering the strategy tick. Parameters: cycle (int) – cycle_st (datetime) – state (State) – sync_model (SyncModel) –