From 47472085ee613caa4959bf6b9da992d834ad91da Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Mustafa=20K=C4=B1l=C4=B1=C3=A7?=
 <135388886+kilic-mustafa@users.noreply.github.com>
Date: Wed, 18 Mar 2026 15:20:58 +0300
Subject: [PATCH] Create decorators_mustafa_kilic.py

---
 Week04/decorators_mustafa_kilic.py | 32 ++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)
 create mode 100644 Week04/decorators_mustafa_kilic.py

diff --git a/Week04/decorators_mustafa_kilic.py b/Week04/decorators_mustafa_kilic.py
new file mode 100644
index 00000000..f598313e
--- /dev/null
+++ b/Week04/decorators_mustafa_kilic.py
@@ -0,0 +1,32 @@
+import tracemalloc, time
+
+def performance(func):
+    """
+    Decorator to track function performance and record statistics.
+
+    :param func: Function to decorate.
+    :type func: callable
+    :return: Wrapped function.
+    :rtype: callable
+
+    :cvar counter: Number of calls.
+    :cvar total_time: Total execution time in seconds.
+    :cvar total_mem: Total peak memory in bytes.
+    """
+    performance.counter = 0
+    performance.total_time = 0.0
+    performance.total_mem = 0.0
+
+    def wrapper(*args, **kwargs):
+        tracemalloc.start()
+        start_time = time.time()
+        result = func(*args, **kwargs)
+        end_time = time.time()
+        current, peak = tracemalloc.get_traced_memory()
+        tracemalloc.stop()
+        performance.counter += 1
+        performance.total_time += (end_time - start_time)
+        performance.total_mem += peak
+        return result
+
+    return wrapper