improving initialization time and reducing async overload

fpakman/util/memory.py

@@ -0,0 +1,25 @@
+import time
+from threading import Thread
+from typing import List
+
+from fpakman.util.cache import Cache
+import gc
+
+
+class CacheCleaner(Thread):
+
+    def __init__(self, caches: List[Cache], check_interval: int = 15):
+        super(CacheCleaner, self).__init__(daemon=True)
+        self.caches = [c for c in caches if c.is_enabled()]
+        self.check_interval = check_interval
+
+    def run(self):
+
+        if self.caches:
+            while True:
+                for cache in self.caches:
+                    cache.clean_expired()
+
+                gc.collect()
+                time.sleep(self.check_interval)
+