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from __future__ import print_function
import time
import threading
import epics
import pvnames
def threaded_pvput(pv, value):
"put-with-wait for calling in a thread"
t0 = time.time()
print(' - threaded_pvput starting at ', pv.get())
pv.put(value, wait=True, timeout=10.0)
print(' - threaded_pvput done (%.3f sec)' % (time.time()-t0))
if __name__ == '__main__':
pvname = pvnames.motor2
target = 0.55
pv = epics.PV(pvname)
pv.put(-target, wait=True)
time.sleep(0.5)
th = threading.Thread(target=threaded_pvput,
args=(pv, target))
th.start()
th.join()
print('All Done.')
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