initial structure implemented

docs -> _docs

helpers/performance_monitor.py

@@ -0,0 +1,44 @@
+import time
+from typing import Optional
+from contextlib import contextmanager
+
+
+class PerformanceMonitor:
+    def __init__(self):
+        self._timings: dict[str, list[float]] = {}
+        self._counters: dict[str, int] = {}
+
+    @contextmanager
+    def measure(self, operation: str):
+        start = time.perf_counter()
+        try:
+            yield
+        finally:
+            elapsed = time.perf_counter() - start
+            if operation not in self._timings:
+                self._timings[operation] = []
+            self._timings[operation].append(elapsed)
+
+    def increment(self, counter: str, value: int = 1) -> None:
+        if counter not in self._counters:
+            self._counters[counter] = 0
+        self._counters[counter] += value
+
+    def get_average(self, operation: str) -> Optional[float]:
+        if operation not in self._timings or not self._timings[operation]:
+            return None
+        return sum(self._timings[operation]) / len(self._timings[operation])
+
+    def get_statistics(self, operation: str) -> Optional[dict]:
+        raise NotImplementedError
+
+    def get_counter(self, counter: str) -> int:
+        return self._counters.get(counter, 0)
+
+    def reset(self) -> None:
+        self._timings.clear()
+        self._counters.clear()
+
+    def get_report(self) -> dict:
+        raise NotImplementedError
+