code: def readlines(self):
      return [self._echo(x) for x in self._input.readlines()]
  
imports: import contextlib
  import os
  import shlex
  import shutil
  import sys
  import tempfile
  from .None import formatting
  from .None import termui
  from .None import utils
  from ._compat import iteritems
  from ._compat import PY2
  from ._compat import string_types
label_desc: Use image node_id 6 for calling the EchoingStdin obj's underlying member method code with example usage: obj.readlines() and returns: unknown