Startup

script/CPython/extremum.py

@@ -1,18 +1,18 @@
 import numpy as np
 
 
-def ext(x, y):
+def extremum(x, y):
     """
     Return extremum coordinates of quadratic fit
     """
     p = np.polyfit(x, y, 2)
     f = np.poly1d(p)
-    x_fit = 1.0 #np.linspace(min(x), max(x), 100)
-    #y_fit = 2.0 #f(x_fit)
     if p[0] != 0:
         x_ext = -p[1]/2/p[0]
         y_ext = f(x_ext)
     else:
         x_ext = None
         y_ext = None
-    return (x_ext, y_ext, x_ext)
+    x_fit = np.linspace(min(x), max(x), 100)
+    y_fit = f(x_fit)
+    return (x_ext, y_ext, x_fit, y_fit)

script/CPython/wrapper.py

@@ -4,10 +4,9 @@ def hfitoff(data, xdeg):
     ret =  call_jep("CPython/hfitoff", "hfitoff", [to_npa(data),to_npa(xdeg)])
     return (ret[0], ret[1], ret[2],ret[3], ret[4].data, ret[5].data)
 
-def ext(x, y):
-    ret =  call_jep("CPython/ext", "ext", [to_npa(x),to_npa(y)])
-    #return (ret[0], ret[1], ret[2].data, ret[3].data)
-    return (ret[0], ret[1], ret[2])
+def extremum(x, y):
+    ret =  call_jep("CPython/extremum", "extremum", [to_npa(x),to_npa(y)])
+    return (ret[0], ret[1], ret[2].data, ret[3].data)
 
 def gfitoff(x, y, off=None, amp=None, com=None, sigma=None):
     ret = call_jep("CPython/gfitoff", "gfitoff", [to_npa(x), to_npa(y), off, amp, com, sigma])

script/RFscan/phase_scan_caqtdm.py

@@ -1,8 +1,8 @@
 import  ch.psi.pshell.epics.Positioner as Positioner
 import  ch.psi.pshell.epics.ChannelDouble as ChannelDouble
 
-dry_run = False
-do_elog = True
+dry_run = True
+do_elog = FalseTrue
 
 if get_exec_pars().source == CommandSource.ui:
     station = "STEST01"

script/test/GunEnergyScan_dv.py

@@ -63,7 +63,7 @@ dx  = camtool.stream.getChild("x_fit_standard_deviation")
 #Creating averagers
 x_averager  = create_averager(x,  nb, -1)    # -1 event based, waits for the next value
 dx_averager = create_averager(dx, nb, -1)
-dx_averager.monitored=True     # not blocking, will return last nb values
+dx_averager.monitored = True     # not blocking, will return last nb values
 
 #Record callback: uptate of output plot
 def after_sample(record, scan):
@@ -93,10 +93,12 @@ save_dataset(get_exec_pars().group + "/p",  p)
 save_dataset(get_exec_pars().group + "/dp",  dp)
 try:
     run("CPython/wrapper")
-    (ph_p_max, p_max, ph_p_fit, p_fit)  = ext(ph[i_max-5:i_max+6], p[i_max-5:i_max+6])
-    (ph_dp_min, dp_min, ph_dp_fit, dp_fit) = ext(ph[i_min-5:i_min+6], dp[i_min-5:i_min+6])
-    #plt.getSeries(2).appendData(ph_p_fit, p_fit)
-    #plt.getSeries(3).appendData(ph_dp_fit, dp_fit)    
+    i_max = p.index(max(p))
+    i_min = dp.index(min(dp))
+    (ph_p_max, p_max, ph_p_fit, p_fit)  = extremum(ph[i_max-5:i_max+6], p[i_max-5:i_max+6])
+    (ph_dp_min, dp_min, ph_dp_fit, dp_fit) = extremum(ph[i_min-5:i_min+6], dp[i_min-5:i_min+6])
+    plt.getSeries(2).appendData(ph_p_fit, p_fit)
+    plt.getSeries(3).appendData(ph_dp_fit, dp_fit)    
 except:
     raise Exception("Fit failure")