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

15 lines
318 B
Python

import ray
import numpy as np
@ray.remote
def f(arr):
# arr = arr.copy() # Adding a copy will fix the error.
arr[0] = 1
ray.get(f.remote(np.zeros(100)))
# ray.exceptions.RayTaskError(ValueError): ray::f()
# File "test.py", line 6, in f
# arr[0] = 1
# ValueError: assignment destination is read-only