ex03 update case empty

d00/ex03/NULL_not_found.py

@@ -8,12 +8,13 @@ def NULL_not_found(object: any) -> int:
         # (NaN == NaN) = false https://docs.python.org/3.10/reference/expressions.html#value-comparisons "A counter-intuitive implication is that not-a-number values are not equal to themselves"
         case float() if object != object:
             print("Cheese:", object, nullType)
+        # need check before int(), why ?
         case bool() if object == False :
             print("Fake:", object, nullType)
         case int() if object == 0 :
             print("Zero:", object, nullType)
         case str() if object == '' :
-            print("Empty:", object, nullType)
+            print("Empty:", nullType)
         case _:
             print("Type not Found")
             return 1