Dynamic Custom Resources - create and delete resources (#3742)

python/ray/_raylet.pyx

@@ -32,6 +32,7 @@ from ray.includes.libraylet cimport (
 from ray.includes.unique_ids cimport (
     CActorCheckpointID,
     CObjectID,
+    CClientID,
 )
 from ray.includes.task cimport CTaskSpecification
 from ray.includes.ray_config cimport RayConfig
@@ -368,6 +369,9 @@ cdef class RayletClient:
         check_status(self.client.get().NotifyActorResumedFromCheckpoint(
             actor_id.native(), checkpoint_id.native()))
 
+    def set_resource(self, basestring resource_name, double capacity, ClientID client_id):
+        self.client.get().SetResource(resource_name.encode("ascii"), capacity, CClientID.from_binary(client_id.binary()))
+
     @property
     def language(self):
         return Language.from_native(self.client.get().GetLanguage())