script/scans/SampleSearch.py

@@ -46,7 +46,7 @@ for y in frange(Y_MIN, Y_MAX, y_step):
         scx.move(mean_val_x)
         break        
     except:        
-        print "Invalid x fit for y=", y, ": ", sys.exc_info()[0]
+        print "Invalid x fit for y=", y, ": ", sys.exc_info()[1]
         
     step += 1
 
@@ -56,7 +56,7 @@ try:
     (offset, normalization, mean_val_y, sigma) = mathutils.fit_gaussian_offset(ydata, xdata)        
 except:    
     raise Exception ("Invalid y fit: ", sys.exc_info()[0])    
-if ((normalization-offset) < offset * 1.20) or (sigma > 0.5):
+if (normalization < offset * 1.20) or (sigma > 0.5):
     raise Exception("Invalid y fit")
 plot_fit(normalization, mean_val_y, sigma, xdata)    
 print "Found y center at ", mean_val_y