code: def test_vector_set():
      x = np.random.rand(n)
      i = np.random.randint(n)
      y = vector_set(x, i, 3)
      assert 3 == y[i]
  
imports: import numpy
  from ..None import vector_get, vector_set
label_desc: Use image node_id 3 for calling a global function with example usage: test_vector_set() without return types