extract_legs¶

passengersim.summaries.legs.extract_legs(sim: Simulation) → pd.DataFrame | None[source]¶

Extract leg-level summary data from a simulation.

Parameters:

sim : Simulation¶

Simulation instance whose engine contains the leg objects to summarize.

Returns:

pd.DataFrame or None – DataFrame indexed by leg_id with one row per leg. Returns None when the simulation has no legs.