From a53938f28c7e166b1f8c37563cdf7f0f697152d8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Mert=20=C3=87olako=C4=9Flu?=
 <130840093+mertcolakoglu@users.noreply.github.com>
Date: Tue, 7 Apr 2026 22:09:35 +0300
Subject: [PATCH] Add fn_w_counter to track function call statistics

---
 Week04/functions_mert_colakoglu.py | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
 create mode 100644 Week04/functions_mert_colakoglu.py

diff --git a/Week04/functions_mert_colakoglu.py b/Week04/functions_mert_colakoglu.py
new file mode 100644
index 00000000..0caa48d5
--- /dev/null
+++ b/Week04/functions_mert_colakoglu.py
@@ -0,0 +1,20 @@
+def custom_equation(x: int = 0, y: int = 0, /, a: int = 1, b: int = 1, *, c: int = 1) -> float:
+    """
+    This function calculates a custom equation.
+
+    :param x: first base number (default 0)
+    :param y: second base number (default 0)
+    :param a: exponent for x (default 1)
+    :param b: exponent for y (default 1)
+    :param c: divisor (default 1)
+    :return: the result of (x**a + y**b) / c
+    """
+    return (x**a + y**b) / c
+
+def fn_w_counter() -> (int, dict[str, int]):
+    fn_w_counter.total_calls = getattr(fn_w_counter, "total_calls", 0) + 1
+    callers = getattr(fn_w_counter, "callers", {})
+    module_name = fn_w_counter.__module__
+    callers[module_name] = callers.get(module_name, 0) + 1
+    fn_w_counter.callers = callers
+    return fn_w_counter.total_calls, fn_w_counter.callers