Add a flag to disable reconstruction for a killed actor (#7346)

python/ray/_raylet.pyx

@@ -859,13 +859,13 @@ cdef class CoreWorker:
 
             return VectorToObjectIDs(return_ids)
 
-    def kill_actor(self, ActorID actor_id):
+    def kill_actor(self, ActorID actor_id, c_bool no_reconstruction):
         cdef:
             CActorID c_actor_id = actor_id.native()
 
         with nogil:
             check_status(self.core_worker.get().KillActor(
-                  c_actor_id, True))
+                  c_actor_id, True, no_reconstruction))
 
     def resource_ids(self):
         cdef:

python/ray/includes/libcoreworker.pxd

@@ -116,7 +116,9 @@ cdef extern from "ray/core_worker/core_worker.h" nogil:
             const CActorID &actor_id, const CRayFunction &function,
             const c_vector[CTaskArg] &args, const CTaskOptions &options,
             c_vector[CObjectID] *return_ids)
-        CRayStatus KillActor(const CActorID &actor_id, c_bool force_kill)
+        CRayStatus KillActor(
+            const CActorID &actor_id, c_bool force_kill,
+            c_bool no_reconstruction)
 
         unique_ptr[CProfileEvent] CreateProfileEvent(
             const c_string &event_type)

python/ray/worker.py

@@ -1643,7 +1643,7 @@ def kill(actor):
                          "Got: {}.".format(type(actor)))
 
     worker = ray.worker.get_global_worker()
-    worker.core_worker.kill_actor(actor._ray_actor_id)
+    worker.core_worker.kill_actor(actor._ray_actor_id, False)
 
 
 def _mode(worker=global_worker):