code: def test_module_alias1(self):
      self.run_test(
          "def module_alias1(c): import math as ma; m = ma; return m.cos(c)",
          1.0,
          module_alias1=[float],
      )
  
imports: import pythran
  from pythran.tests import TestEnv
  import numpy
  from tempfile import mkstemp
  import unittest
  from pythran.typing import List, Set, Dict, NDArray
label_desc: Use image node_id 6 for calling the TestNormalizeMethods obj's underlying member method code with example usage: obj.test_module_alias1() without return types