code: def import_readline():
      try:
          import readline
      except ImportError:
          sys.path.append("/usr/lib/python2.7/lib-dynload")
  
      try:
          import readline
      except ImportError as e:
          print("can not import readline:", e)
  
          import subprocess
  
          try:
              subprocess.check_call("stty icrnl".split())
          except OSError as e:
              print("can not restore Enter, use Control+J:", e)
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import os
  import argparse
  import pdb
  import sys
  from doctest import UnexpectedException
  from _pytest import outcomes
  from _pytest.config import hookimpl
  from _pytest.config.exceptions import UsageError
label_desc: Use image node_id 1 for calling a global function with example usage: import_readline() without return types