Deprecate num_workers argument to ray.init and ray start. (#3114)

* Remove num_workers argument.

* Fix

* Fix

python/benchmarks/benchmark_actor.py

@@ -9,7 +9,7 @@ NUM_WORKERS = 4
 
 def setup():
     if not hasattr(setup, "is_initialized"):
-        ray.init(num_workers=NUM_WORKERS, num_cpus=4)
+        ray.init(num_cpus=4)
         setup.is_initialized = True
 
 

python/benchmarks/benchmark_get.py

@@ -9,7 +9,7 @@ import ray
 
 def setup():
     if not hasattr(setup, "is_initialized"):
-        ray.init(num_workers=4, num_cpus=4)
+        ray.init(num_cpus=4)
         setup.is_initialized = True
 
 

python/benchmarks/benchmark_put.py

@@ -9,7 +9,7 @@ import ray
 
 def setup():
     if not hasattr(setup, "is_initialized"):
-        ray.init(num_workers=4, num_cpus=4)
+        ray.init(num_cpus=0)
         setup.is_initialized = True
 
 

python/benchmarks/benchmark_queue.py

@@ -8,7 +8,7 @@ from ray.experimental.queue import Queue
 
 def setup():
     if not hasattr(setup, "is_initialized"):
-        ray.init(num_workers=4, num_cpus=4)
+        ray.init(num_cpus=4)
         setup.is_initialized = True
 
 

python/benchmarks/benchmark_task.py

@@ -7,7 +7,7 @@ import ray
 
 def setup():
     if not hasattr(setup, "is_initialized"):
-        ray.init(num_workers=10, num_cpus=10, resources={"foo": 1})
+        ray.init(num_cpus=10, resources={"foo": 1})
         setup.is_initialized = True
 
 

python/benchmarks/benchmark_wait.py

@@ -9,7 +9,7 @@ import ray
 
 def setup(*args):
     if not hasattr(setup, "is_initialized"):
-        ray.init(num_workers=4, num_cpus=4)
+        ray.init(num_cpus=4)
         setup.is_initialized = True
 
 

python/benchmarks/benchmarks.py

@@ -7,7 +7,7 @@ import ray
 
 def setup():
     if not hasattr(setup, "is_initialized"):
-        ray.init(num_workers=4, num_cpus=4)
+        ray.init(num_cpus=4)
         setup.is_initialized = True