PR: Implement Support for Executing CLF Workflows

colour/io/luts/lut.py

@@ -995,7 +995,10 @@ def linear_table(
         if len(domain) != 2:
             return domain
 
-        attest(is_numeric(size), "Linear table size must be a numeric!")
+        attest(
+            is_numeric(size),
+            f"Linear table size must be a numeric but is {size} instead!",
+        )
 
         return np.linspace(domain[0], domain[1], as_int_scalar(size))