code: def test_frexp_(self):
      self.run_test(
          "def frexp_(a):\n from math import frexp\n return frexp(a)",
          2.2,
          frexp_=[float],
      )
  
imports: from pythran.tests import TestEnv
label_desc: Use image node_id 36 for calling the TestMath obj's underlying member method code with example usage: obj.test_frexp_() without return types