code: def test_str_noarg(self):
      self.run_test(
          "def str_noarg(n): return (str if n else lambda: '1')()",
          1,
          str_noarg=[int],
      )
  
imports: from pythran.tests import TestEnv
  from pythran.typing import List
  import unittest
label_desc: Use image node_id 1 for calling the TestStr obj's underlying member method code with example usage: obj.test_str_noarg() without return types