code: def test_name(self):
      self.assertEqual(self.table.columns["one"].name, "one")
  
imports: import pickle
  import unittest
  from decimal import Decimal
  from agate import Table
  from agate.data_types import Number, Text
label_desc: Use image node_id 3 for calling the TestColumn obj's underlying member method code with example usage: obj.test_name() without return types