code: def mangle(name):
      """
      Mangle a module name, except the builtins module
      >>> mangle('numpy')
      __pythran_import_numpy
      >>> mangle('builtins')
      builtins
      """
      if name == "builtins":
          return name
      else:
          return PYTHRAN_IMPORT_MANGLING + name
  
file_path: pythran/pythran/conversion.py
imports: import gast
  import numpy
  import numbers
label_desc: Use image node_id 6 for calling a global function with example usage: mangle(name) and returns: name, unknown