chore: import upstream snapshot with attribution

python/ray/autoscaler/__init__.py

@@ -0,0 +1,18 @@
+import os
+from importlib import import_module
+from pathlib import Path
+
+
+# Lazily import sdk to avoid circular dependencies.
+def __getattr__(name):
+    if name == "sdk":
+        sdk = import_module("ray.autoscaler.sdk")
+        globals()[name] = sdk
+        return sdk
+
+    raise AttributeError(f"module {__name__!r} has no attribute {name!r}")
+
+
+__all__ = ["sdk"]
+
+AUTOSCALER_DIR_PATH = Path(os.path.abspath(os.path.dirname(__file__)))