code: def test_clear_(self):
      self.run_test(
          "def clear_():\n b=[1,3,4,5,6,7]\n b.clear()\n return b",
          clear_=[],
      )
  
imports: from pythran.tests import TestEnv
  from pythran.typing import List, NDArray
  import numpy
label_desc: Use image node_id 7 for calling the TestList obj's underlying member method code with example usage: obj.test_clear_() without return types