code: def machine():
      """Returns the machine type, e.g. 'i386'
  
      An empty string is returned if the value cannot be determined.
  
      """
      return uname().machine
  
imports: import collections
  import os
  import re
  import sys
  import functools
  import itertools
label_desc: Use image node_id 27 for calling a global function with example usage: machine() and returns: uname