Initial YakPanel commit

class/public/gcmanager.py

@@ -0,0 +1,27 @@
+from .acquire import acquire
+import threading
+import gc
+
+
+_GC_DISABLE_COUNT = 0
+_GC_DISABLE_COUNT_LOCK = threading.Lock()
+
+
+# 停用GC
+def gc_disable():
+    with acquire(_GC_DISABLE_COUNT_LOCK, timeout=1):
+        global _GC_DISABLE_COUNT
+        _GC_DISABLE_COUNT += 1
+        if _GC_DISABLE_COUNT > 1:
+            return
+    gc.disable()
+
+
+# 启用GC
+def gc_enable():
+    with acquire(_GC_DISABLE_COUNT_LOCK, timeout=1):
+        global _GC_DISABLE_COUNT
+        _GC_DISABLE_COUNT -= 1
+        if _GC_DISABLE_COUNT > 0:
+            return
+    gc.enable()