sync: system_audit.py cache审计(笑笑)

system_audit.py

@@ -139,6 +139,33 @@ def audit_portfolio(conn):
         log_issue("组合", "MEDIUM", f"查询失败: {e}")
 
 
+# ── 8. 编译缓存审计 ──
+def audit_cache():
+    """检查 __pycache__ 中是否有比 .py 源文件更老的 .pyc（陈旧缓存）。"""
+    try:
+        base = Path(__file__).resolve().parent
+        stale = []
+        for pyc in base.rglob("__pycache__/*.pyc"):
+            py = pyc.with_suffix("")  # remove .cpython-*.pyc extension
+            # The .py file is at parent_of___pycache__ / stem_without_cpython_suffix
+            # e.g., __pycache__/foo.cpython-312.pyc -> ../foo.py
+            stem = pyc.stem  # e.g. "foo.cpython-312"
+            # Remove the .cpython-NNN suffix to get original module name
+            import re
+            m = re.match(r"^(.*?)\.cpython-\d+", stem)
+            if not m:
+                continue
+            py_path = pyc.parent.parent / f"{m.group(1)}.py"
+            if py_path.exists() and pyc.stat().st_mtime < py_path.stat().st_mtime:
+                stale.append(str(py_path.name))
+        if stale:
+            log_issue("编译缓存", "MEDIUM", f"{len(stale)}个陈旧.pyc：{', '.join(stale)}", "删除对应__pycache__/.pyc")
+        else:
+            log_ok("编译缓存", "所有.pyc文件与源文件一致")
+    except Exception as e:
+        log_issue("编译缓存", "LOW", f"检查失败: {e}")
+
+
 # ── 6. 数据管道审计 ──
 def audit_pipeline():
     # 检查DB市场数据是否今天更新
@@ -195,6 +222,7 @@ def main():
     audit_portfolio(conn)
     audit_pipeline()
     audit_services()
+    audit_cache()
     
     conn.close()