Add performance decorator with memory and time tracking

Author: batyou0ne

Week04/decorators_batuhan_keskin.py

@@ -0,0 +1,30 @@
+import functools
+import time
+import tracemalloc
+
+
+def performance(fn):
+    @functools.wraps(fn)
+    def wrapper(*args, **kwargs):
+        performance.counter += 1
+
+        tracemalloc.start()
+        start_time = time.perf_counter()
+
+        result = fn(*args, **kwargs)
+
+        end_time = time.perf_counter()
+        current, peak = tracemalloc.get_traced_memory()
+        tracemalloc.stop()
+
+        performance.total_time += end_time - start_time
+        performance.total_mem += peak
+
+        return result
+
+    return wrapper
+
+
+performance.counter = 0
+performance.total_time = 0.0
+performance.total_mem = 0