diff --git a/Week06/timer_buse_demirbas.py b/Week06/timer_buse_demirbas.py
new file mode 100644
index 00000000..b8b30b2e
--- /dev/null
+++ b/Week06/timer_buse_demirbas.py
@@ -0,0 +1,13 @@
+import time
+
+class Timer:
+    def __init__(self):
+        self.start_time = None
+        self.end_time = None
+
+    def __enter__(self):
+        self.start_time = time.time()
+        return self  # with ... as t → t'yi döndürmek için
+
+    def __exit__(self, exc_type, exc_value, traceback):
+        self.end_time = time.time()