code: def test_clear(self):
      self.lazy.clear()
      self.assertEqual(self.lazy, set())
  
imports: from operator import eq, ge, gt, le, lt, ne, add, concat, not_, sub, and_, or_, xor
  import os.path
  import sys
  import unittest
  import warnings
  from pytz.lazy import LazyList, LazySet
label_desc: Use image node_id 15 for calling the LazySetTestCase obj's underlying member method code with example usage: obj.test_clear() without return types