def test():
def callback(sub_type=None, timestamp=None, value=None, **kwargs):
logger.info('[callback] [%s] (type=%s) value=%s' % (timestamp, sub_type, value))
def done_moving(**kwargs):
logger.info('Done moving %s' % (kwargs, ))
loggers = ('ophyd.controls.signal',
'ophyd.controls.positioner',
'ophyd.session',
)
config.setup_loggers(loggers)
logger = config.logger
motor_record = config.motor_recs[0]
m1 = EpicsMotor(motor_record)
# m2 = EpicsMotor('MLL:bad_record')
m1.subscribe(callback, event_type=m1.SUB_DONE)
m1.subscribe(callback, event_type=m1.SUB_READBACK)
# print(m1.user_readback.read())
# print(m1.read())
logger.info('---- test #1 ----')
logger.info('--> move to 1')
m1.move(1)
logger.info('--> move to 0')
m1.move(0)
logger.info('---- test #2 ----')
logger.info('--> move to 1')
m1.move(1, wait=False)
time.sleep(0.2)
logger.info('--> stop')
m1.stop()
logger.info('--> sleep')
time.sleep(1)
logger.info('--> move to 0')
m1.move(0, wait=False, moved_cb=done_moving)
time.sleep(2)
logger.debug('limits are: {}'.format(m1.limits))
low_lim, high_lim = m1.low_limit, m1.high_limit
try:
m1.move(high_lim + 1)
except LimitError as ex:
logger.debug('Failed move, as expected (%s)' % ex)
else:
raise ValueError('Move should have failed')
try:
m1.move(low_lim - 1)
# LimitError is a ValueError, so either can be caught
except ValueError as ex:
logger.debug('Failed move, as expected (%s)' % ex)
else:
raise ValueError('Move should have failed')
try:
m1.check_value(low_lim - 1)
except ValueError as ex:
logger.debug('Failed check_value, as expected (%s)' % ex)
else:
raise ValueError('check_value should have failed')
logger.info('--> move to 0')
stat = m1.move(2, wait=False)
while not stat.done:
logger.info('--> moving... %s error=%s' % (stat, stat.error))
time.sleep(0.1)
logger.debug(m1.get(as_string=True))
logger.debug(m1.setpoint_ts)
logger.debug(m1.timestamp)
logger.debug(m1.pvname)
logger.debug(m1.setpoint_pvname)
fmt = '%%.%df' % m1.precision
logger.debug('precision formatting: %s '% fmt)
string_pos = fmt % m1.position
logger.debug('final position: %s' % string_pos)
