Remove CoreWorkerTaskExecutionInterface (#6009)

python/ray/_raylet.pyx

@@ -665,7 +665,7 @@ cdef class CoreWorker:
 
     def run_task_loop(self):
         with nogil:
-            self.core_worker.get().Execution().Run()
+            self.core_worker.get().StartExecutingTasks()
 
     def get_current_task_id(self):
         return TaskID(self.core_worker.get().GetCurrentTaskId().Binary())

python/ray/includes/libcoreworker.pxd

@@ -35,11 +35,6 @@ from ray.includes.libraylet cimport CRayletClient
 ctypedef unordered_map[c_string, c_vector[pair[int64_t, double]]] \
     ResourceMappingType
 
-cdef extern from "ray/core_worker/task_execution.h" namespace "ray" nogil:
-    cdef cppclass CTaskExecutionInterface "CoreWorkerTaskExecutionInterface":
-        void Run()
-        void Stop()
-
 cdef extern from "ray/core_worker/profiling.h" nogil:
     cdef cppclass CProfiler "ray::worker::Profiler":
         void Start()
@@ -95,7 +90,8 @@ cdef extern from "ray/core_worker/core_worker.h" nogil:
         CWorkerType &GetWorkerType()
         CLanguage &GetLanguage()
         CObjectInterface &Objects()
-        CTaskExecutionInterface &Execution()
+
+        void StartExecutingTasks()
 
         CRayStatus SubmitTask(
             const CRayFunction &function, const c_vector[CTaskArg] &args,

python/ray/includes/libcoreworker.pxi

@@ -35,7 +35,8 @@ cdef class ProfileEvent:
         elif self.extra_data is not None:
             extra_data = self.extra_data
 
-        self.inner.get().SetExtraData(json.dumps(extra_data).encode("ascii") if extra_data else b"{}")
+        self.inner.get().SetExtraData(
+            json.dumps(extra_data).encode("ascii") if extra_data else b"{}")
 
         # Deleting the CProfileEvent will add it to a queue to be pushed to
         # the driver.