code: def test_maximal_independent_set_string_node_names(self):
      ht = hl.Table.parallelize(
          [
              hl.Struct(i="A", j="B", kin=0.25),
              hl.Struct(i="A", j="C", kin=0.25),
              hl.Struct(i="D", j="E", kin=0.5),
          ]
      )
      ret = hl.maximal_independent_set(ht.i, ht.j, False).collect()
      exp = [hl.Struct(node="A"), hl.Struct(node="D")]
      assert exp == ret
  
imports: import unittest
  import hail
  from ..helpers import *
label_desc: Use image node_id 10 for calling the Tests obj's underlying member method code with example usage: obj.test_maximal_independent_set_string_node_names() without return types