code: def test_sort_(self):
      self.run_test(
          "def sort_():\n b=[1,3,5,4,2]\n b.sort()\n return b", sort_=[]
      )
  
imports: from pythran.tests import TestEnv
  from pythran.typing import List, NDArray
  import numpy
label_desc: Use image node_id 14 for calling the TestList obj's underlying member method code with example usage: obj.test_sort_() without return types