code: def mangle_imported_function(module_name, func_name):
      return mangle_imported_module(module_name) + func_name
  
imports: from pythran.passmanager import Transformation
  from pythran.tables import MODULES, pythran_ward
  from pythran.syntax import PythranSyntaxError
  import gast
  import logging
  import os
label_desc: Use image node_id 3 for calling a global function with example usage: mangle_imported_function(module_name, func_name) and returns: unknown