code: def test_module_alias4(self):
      self.run_test(
          """
                        import math as ma
                        def module_alias4(c):
                          import math as ma2
                          m = ma
                          def mab():
                              return m.cos(c) + ma2.cos(c)
                          return mab()""",
          1.0,
          module_alias4=[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 9 for calling the TestNormalizeMethods obj's underlying member method code with example usage: obj.test_module_alias4() without return types