sys.path.append('/afs/slac/g/testfac/extras/scripts/pvScan/prod/modules/')
import pvscan
#--- Experiment ---------------------------------------
# Create Experiment object. Sets default filepath and gets experiment name from PV.
# First argument (optional) is an experiment name, leave blank to get from pvScan IOC.
# Second arg (optional) is a filepath, leave blank to get from pvScan IOC.
# Third arg (optional) is a scan name, leave blank to get from pvScan IOC.
exp1 = pvscan.Experiment()
exp1.targetname = PV(pvPrefix + ':SCAN:TARGETNAME').get()
if ' ' in exp1.targetname: exp1.targetname = exp1.targetname.replace(' ', '_')
#--- Log file ------------------------------
# Create log file object. Writes to stdout and to a log file.
# First arg (optional) is a filename, leave blank to get from pvScan IOC.
logFile1 = pvscan.Tee()
#--- Scan PVs ------------------------------------------
# Create ScanPv objects, one for each PV you are scanning.
# First argument (required) is the scan PV, leave as empty string to get from pvScan IOC.
# Second arg (required) is an index which should be unique.
# Third arg (optional) is an RBV pv name.
scanPv1 = pvscan.ScanPv('', 1)
scanPv2 = pvscan.ScanPv('', 2)
scanPv3 = pvscan.ScanPv('ESB:XPS1:m6:MOTR', 3, pvtype=1) # Motor
scanPv4 = pvscan.ScanPv('ESB:XPS1:m3:MOTR', 4, pvtype=1) # Motor
#--- Shutters -----------------------------------------
# Create Shutter objects.
# Create Shutter objects.
# First argument (required) is the shutter control PV.
### Main program ##########################################################3
if __name__ == "__main__":
"Do scan routine; log PV data to file as a separate thread if enabled"
try:
args='PV_PREFIX'
def show_usage():
"Prints usage"
print 'Usage: %s %s' %(sys.argv[0], args)
if len(sys.argv) != 2:
show_usage()
sys.exit(1)
pid=os.getpid()
pvscan.pidPV.put(pid)
if dataLog1.dataEnable:
pvscan.Tee(dataLog1.logFilename, 'w')
pvscan.dataFlag=1 # Start logging data when thread starts
datalogthread=Thread(target=dataLog1.datalog,args=())
datalogthread.start()
scanRoutine()
sleep(2) # Log data for a little longer
finally:
pvscan.dataFlag=0 # Stop logging data
### End ##########################################################################
exit