upload

atlas_utils/lib/atlasutil_so.py

@@ -0,0 +1,20 @@
+import threading
+import ctypes
+import os
+
+
+class _AtlasutilLib(object):
+    _instance_lock = threading.Lock()
+    lib = ctypes.CDLL(os.path.dirname(os.path.abspath(__file__)) + '/libatlasutil.so')
+
+    def __init__(self):
+        pass
+
+    def __new__(cls, *args, **kwargs):
+        if not hasattr(_AtlasutilLib, "_instance"):
+            with _AtlasutilLib._instance_lock:
+                if not hasattr(_AtlasutilLib, "_instance"):
+                    _AtlasutilLib._instance = object.__new__(cls)
+        return _AtlasutilLib._instance
+
+libatlas = _AtlasutilLib.lib