Bases: KPFTranslatorFunction
Turn K1 AO light source off
KTL Keywords Used:
Source code in kpf/ao/TurnLightSourceOff.py
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32 | class TurnLightSourceOff(KPFTranslatorFunction):
'''Turn K1 AO light source off
KTL Keywords Used:
- `ao.OBSWON`
- `ao.OBSWSTA`
'''
@classmethod
def pre_condition(cls, args, logger, cfg):
pass
@classmethod
def perform(cls, args, logger, cfg):
ao = ktl.cache('ao')
log.debug('Turning AO light source off')
ao['OBSWON'].write(0)
@classmethod
def post_condition(cls, args, logger, cfg):
success = ktl.waitfor('($ao.OBSWSTA == off)', timeout=3)
if success is not True:
ao = ktl.cache('ao')
raise FailedToReachDestination(ao['OBSWSTA'].read(), 'off')
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