Source code for pySimBlocks.core.signal_bus

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#                     Copyright (c) 2026 Université de Lille & INRIA
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"""Global signal bus shared by Goto and BusFrom blocks.

Goto blocks write their input value into ``_signal_bus`` under their tag.
BusFrom blocks read from ``_signal_bus`` by tag. The bus is reset at the start
of each simulation run so that successive runs are fully isolated.
"""

_signal_bus: dict = {}




def reset() -> None:
    """Clear all entries in the signal bus.

    Must be called at the start of each simulation run to prevent signal
    bleed-over between independent runs.
    """
    _signal_bus.clear()