Signal aspect
Represents the visual aspect or indication shown by a railway signal, defining how a train should proceed based on track conditions ahead.
Constants
enum.signal_aspect.PROCEED
Indicates that the train may proceed at the permitted line speed. Typically shown as a green aspect.
enum.signal_aspect.PROCEED_REDUCED_SPEED
Indicates that the train may proceed but must reduce speed, often due to an upcoming occupied block or diverging route. Typically shown as a yellow aspect.
enum.signal_aspect.STOP
Indicates that the train must stop before the signal. Typically shown as a red aspect.
enum.signal_aspect.UNKNOWN
Indicates that the signal aspect is not known or cannot be determined, possibly due to configuration or communication issues.