From f915ffb79bf0df6285506b88a2bd936fb76682a8 Mon Sep 17 00:00:00 2001
From: hugogogo <hugogogo@protonmail.com>
Date: Sun, 26 Oct 2025 12:38:58 +0100
Subject: [PATCH] ex03 ok

---
 d00/ex03/NULL_not_found.py | 21 +++++++++++++++++++++
 d00/ex03/tester.py         | 21 +++++++++++++++++++++
 2 files changed, 42 insertions(+)
 create mode 100644 d00/ex03/NULL_not_found.py
 create mode 100644 d00/ex03/tester.py

diff --git a/d00/ex03/NULL_not_found.py b/d00/ex03/NULL_not_found.py
new file mode 100644
index 0000000..13b1cbd
--- /dev/null
+++ b/d00/ex03/NULL_not_found.py
@@ -0,0 +1,21 @@
+def NULL_not_found(object: any) -> int:
+    nullType = type(object)
+
+    match object:
+        case None:
+            print("Nothing:", object, nullType)
+        # using a guard https://docs.python.org/3/reference/compound_stmts.html#guards
+        # (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)
+        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)
+        case _:
+            print("Type not Found")
+            return 1
+    
+    return 0
\ No newline at end of file
diff --git a/d00/ex03/tester.py b/d00/ex03/tester.py
new file mode 100644
index 0000000..05a3368
--- /dev/null
+++ b/d00/ex03/tester.py
@@ -0,0 +1,21 @@
+from NULL_not_found import NULL_not_found
+
+Nothing = None
+Garlic = float("NaN")
+Garlic2 = float("2")
+Zero = 0
+Empty = '' # ’’
+Fake = False
+Right = True
+
+NULL_not_found(Nothing)
+NULL_not_found(Garlic)
+NULL_not_found(Zero)
+NULL_not_found(Empty)
+NULL_not_found(Fake)
+print(NULL_not_found("Brian"))
+
+print("--")
+NULL_not_found(Garlic2)
+NULL_not_found(Right)
+print(NULL_not_found(""))
\ No newline at end of file