Apply suggestions from code review

Co-authored-by: Dhruv Manilawala <[email protected]>

Author: NumberPiOso

machine_learning/linear_discriminant_analysis.py

@@ -275,7 +275,7 @@ def valid_input(
                 print(f"{user_input}: {err_msg}")
                 continue
         except ValueError:
-            print("Your entered value is not numerical!")
+            print(f"{user_input}: Incorrect input type, expected {input_type.__name__!r}")
 
 
 # Main Function