feat/flask: !fix strange code to previous

modules/autobuild.py

@@ -79,11 +79,11 @@ def _updater_loop():
 
 def ensure_started():
     global _started
-    if not _started:
-        with _updater_lock:
-            if not _started:
-                _started = True
-                threading.Thread(target=_updater_loop, daemon=True).start()
+    with _updater_lock:
+        if _started:
+            return
+        threading.Thread(target=_updater_loop, daemon=True).start()
+        _started = True
 
 
 _refresh_build_date_once()

modules/locales.py

@@ -44,8 +44,8 @@ def load_all_locales():
 
 def ensure_loaded():
     global translations, locales_name, locales_code, _loaded
-    if not _loaded:
-        with _load_lock:
-            if not _loaded:
-                translations, locales_name, locales_code = load_all_locales()
-                _loaded = True
+    with _load_lock:
+        if _loaded:
+            return
+        translations, locales_name, locales_code = load_all_locales()
+        _loaded = True