Draft: Update Rich/RichMirrorAlignmentOnline for use during Run 3 (RICH-51, RICH-60)

This branch contains updates to the package Rich/RichMirrorAlignmentOnline.

This is to prepare the package for use during LHCb Run 3.

Rich/RichMirrorAlignmentOnline/python/PyMirrAlignOnline/trendHelper.py

@@ -289,8 +289,16 @@ class Plotter:
         for i, alignment in enumerate(self.alignments):
             self.AlignmentSelector(i, self.plot_type)
             print(i, alignment, "is being compared to:", self.alignment_temp)
-            self.tiltmaker.setChange(
-                [self.files[self.alignment_temp][1], self.files[alignment][1]])
+            if '.yml' in self.files[self.alignment_temp][1] and '.yml' in self.files[alignment][1]:
+                self.tiltmaker.setchangeYAML(
+                    [self.files[self.alignment_temp][1], self.files[alignment][1]])
+            elif '.xml' in self.files[self.alignment_temp][1] and '.xml' in self.files[alignment][1]:
+                self.tiltmaker.setChange(
+                    [self.files[self.alignment_temp][1], self.files[alignment][1]])
+            else:
+                print("ERROR: Trying to compare XML to YAML or vice versa")
+                # self.tilts will be what it was for the previous "alignment in enumerate(self.alignments)" setChange
+                # if there was no previous setChange in this loop, then the next line will crash
             self.tilts = self.tiltmaker.getChange()
             markers_filled = [20, 21, 22, 23]
             hollow_markers = [24, 25, 26, 32]