chore: import upstream snapshot with attribution

python/ray/autoscaler/_private/loader.py

@@ -0,0 +1,15 @@
+import importlib
+
+
+def load_function_or_class(path):
+    """Load a function or class at runtime given a full path.
+
+    Example of the path: mypkg.mysubpkg.myclass
+    """
+    class_data = path.split(".")
+    if len(class_data) < 2:
+        raise ValueError("You need to pass a valid path like mymodule.provider_class")
+    module_path = ".".join(class_data[:-1])
+    fn_or_class_str = class_data[-1]
+    module = importlib.import_module(module_path)
+    return getattr(module, fn_or_class_str)