diff --git a/PYTHON/lichess_bot/tests/test_utils.py b/PYTHON/lichess_bot/tests/test_utils.py
index 503372b..57e71a7 100644
--- a/PYTHON/lichess_bot/tests/test_utils.py
+++ b/PYTHON/lichess_bot/tests/test_utils.py
@@ -18,7 +18,7 @@ def test_backoff_sleep_increments_and_caps(monkeypatch):
     b = backoff_sleep(b, base=0.1, cap=0.3)
     assert b >= 1
     assert len(slept) == 3
-    # 0.1, 0.2, 0.3 (capped)
+    # Expected sleep values: first=0.1, second=0.2, third=0.3 (capped)
     assert slept[0] == 0.1
     assert slept[1] == 0.2
     assert slept[2] == 0.3
diff --git a/PYTHON/stockfish_analysis/analyze_chess_game.py b/PYTHON/stockfish_analysis/analyze_chess_game.py
index 1ac1437..31b5730 100755
--- a/PYTHON/stockfish_analysis/analyze_chess_game.py
+++ b/PYTHON/stockfish_analysis/analyze_chess_game.py
@@ -178,7 +178,7 @@ def _detect_total_mem_mb() -> int | None:
             return int(psutil.virtual_memory().total // (1024 * 1024))
         except Exception:
             pass
-    # Fallback: Linux /proc/meminfo
+    # Fallback approach for Linux systems using proc meminfo.
     try:
         with open("/proc/meminfo", encoding="utf-8", errors="ignore") as f:
             for line in f:
@@ -319,7 +319,7 @@ def main():
         except Exception:
             pass
 
-    # Hash (MB)
+    # Configure hash table size in MB.
     if "Hash" in options:
         try:
             if args.hash_mb is not None:
diff --git a/PYTHON/tagDivider/tagDivider.py b/PYTHON/tagDivider/tagDivider.py
index 740777a..f0ee6c4 100644
--- a/PYTHON/tagDivider/tagDivider.py
+++ b/PYTHON/tagDivider/tagDivider.py
@@ -75,6 +75,4 @@ for filename in os.listdir(
                 currentPath + "/" + filename,
                 currentPath + "/" + secondFolderName + "/" + filename,
             )
-        # else:
-        #    print(key)
         cv2.destroyAllWindows()
diff --git a/pyproject.toml b/pyproject.toml
index a982801..91e0189 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -68,7 +68,6 @@ ignore = [
     "S310",    # suspicious-url-open - acceptable for scripts
     "S110",    # try-except-pass - common pattern in scripts
     "S112",    # try-except-continue - acceptable pattern
-    "ERA001",  # commented-out-code - keeping for reference
     "B023",    # function-uses-loop-variable - common pattern with closures
     "DTZ005",  # datetime.now without tz - acceptable for local scripts
     "E741",    # ambiguous-variable-name - sometimes intentional (e.g. l for list)