if get_exec_pars().source == CommandSource.ui:
    ID_ENERGY = 1250
    HALFWIDTH = 10
    STEP = 0.5
    MODE = "Manual"

DRY_MODE = True

 
try:
    if not DRY_MODE:
        caput('X07MA-PHS-E:OPT', 'PGM')        
        energy_id.write(ID_ENERGY)    
        wait_device(energy_done, 1 )
        sensors = [signal_i0, signal_tey, 'ca://X07MA-PC-K428:2:getTotalGain', energy]
        
        if MODE != "Manual":
            POL = MODE
            ALPHA = None
            if MODE == "LINEAR H":
                POL = "LINEAR"
                ALPHA = 0
            elif MODE == "LINEAR V":
                POL = "LINEAR"
                ALPHA = 90
            caput('X07MA-ID:MODE', POL)
            time.sleep(1.0)
            if POL == 'LINEAR':
                caput('X07MA-ID:ALPHA', ALPHA)
            wait_channel('X07MA-ID:DONE', 'DONE', type = 's')

    else: 
        sensors = [sin, energy]
        
    def before(position, scan):
        #wait_device(energy_done, 1 )
        sleep( 0.3 ) # Settling time              

    #ret = lscan(energy, [signal_i0, signal_tey, 'ca://X07MA-PC-K428:2:getTotalGain', 'ca://X07MA-ID:MODE?type=d', pol_angle, current, energy, pol_offset, 'ca://X07MA-ID-GAP:READ','ca://X07MA-ID-SHIFT:READ'], ID_ENERGY-HALFWIDTH, ID_ENERGY+HALFWIDTH, STEP, before_read = before)
    ret = lscan(energy, [signal_i0, signal_tey, 'ca://X07MA-PC-K428:2:getTotalGain', energy], ID_ENERGY-HALFWIDTH, ID_ENERGY+HALFWIDTH, STEP, before_read = before)
    xdata = ret.getPositions(0)
    ydata = ret.getReadable(0)
    ymin = min(ydata)
    xminmin = xdata[ydata.index(min(ydata))]
    print "Emin=",xminmin,"ymin = ",ymin
    
except:   
    print("Aborting...") 
    raise
finally:    
    if not DRY_MODE:
        caput('X07MA-PHS-E:OPT', 'PGM+ID')