chore: import upstream snapshot with attribution

doc/source/ray-core/doc_code/owners.py

@@ -0,0 +1,19 @@
+# flake8: noqa
+# __owners_begin__
+import ray
+import numpy as np
+
+
+@ray.remote
+def large_array():
+    return np.zeros(int(1e5))
+
+
+x = ray.put(1)  # The driver owns x and also creates the value of x.
+
+y = large_array.remote()
+# The driver is the owner of y, even though the value may be stored somewhere else.
+# If the node that stores the value of y dies, Ray will automatically recover
+# it by re-executing the large_array task.
+# If the driver dies, anyone still using y will receive an OwnerDiedError.
+# __owners_end__