code: def test_update_np(self):
      tbl = Table({"a": [1, 2, 3, 4]})
      tbl.update({"a": np.array([5, 6, 7, 8])})
      assert tbl.view().to_dict() == {"a": [1, 2, 3, 4, 5, 6, 7, 8]}
  
imports: import numpy
  from datetime import date, datetime
  from pytest import mark
  from perspective.table import Table
label_desc: Use image node_id 1 for calling the TestUpdateNumpy obj's underlying member method code with example usage: obj.test_update_np() without return types