def checkRelayChannel(channel):
"""Check that the digital channel number is valid.
Verify that the channel number is one of the legal channel numbers.
Channel numbers are 0-based.
:param channel: The channel number to check.
"""
if not hal.checkRelayChannel(channel):
raise IndexError("Requested relay channel number %d is out of range [0, %d)." % (channel, SensorUtil.kRelayChannels))
def checkRelayChannel(channel: int) -> None:
"""Check that the digital channel number is valid.
Verify that the channel number is one of the legal channel numbers.
Channel numbers are 0-based.
:param channel: The channel number to check.
"""
if not hal.checkRelayChannel(channel):
raise IndexError(
"Requested relay channel number %d is out of range [0, %d)."
% (channel, SensorUtil.kRelayChannels)
)