code: def test_viewer_get_table(self):
      table = Table({"a": [1, 2, 3]})
      viewer = PerspectiveViewer()
      viewer.load(table)
      assert viewer.table == table
  
imports: import numpy
  import pandas
  from perspective import PerspectiveViewer, Table
label_desc: Use image node_id 1 for calling the TestViewer obj's underlying member method code with example usage: obj.test_viewer_get_table() without return types