Add inline label helper

analysis/tools/plotting/legend_helpers.py

@@ -21,3 +21,15 @@ def merge_legend_handles_labels(handles, labels):
         seen_label_handles[i] = tuple(seen_label_handles[i])
 
     return seen_label_handles, seen_labels
+
+
+def inline_label(ax, label):
+    return ax.text(
+        0.03,
+        0.97,
+        label,
+        fontsize=24,
+        verticalalignment="top",
+        fontproperties="Tex Gyre Heros:italic",
+        transform=ax.transAxes,
+    )