diff --git a/controller/common/lut.py b/controller/common/lut.py
index 1d6d702..d1eddb0 100644
--- a/controller/common/lut.py
+++ b/controller/common/lut.py
@@ -5,9 +5,18 @@ class LUT:
     def __init__(self, lookup_table, interpolation_method="linear"):
         self.table = np.array(lookup_table)
         self.interpolation = interpolation_method
+        # look at python "match" statement to replace below
         if self.interpolation != "linear" and self.interpolation != "spline":
             raise ValueError(self.interpolation + " is an unknown interpolation method!")
 
+    # Devon suggestions
+    # rather then if else, store a reference to the function of the interpolation you want and call
+    # it here. You can define the reference in the constructor
+
+    # make self.interpolation field private
+    # also make the interpolation methods private
+
+    # add variable and return typing
     def __call__(self, x):
         if self.interpolation == "linear":
             return self.linearInterpolation(x)