class_docstr: This is the main class interface for Pexpect. Use this class to start
  and control child applications. 
class_docstr_tok: ["This","is","the","main","class","interface","for","Pexpect",".","Use","this","class","to","start","and","control","child","applications","."]
docstr: Write control characters to the appropriate log files
docstr_tok: ["Write","control","characters","to","the","appropriate","log","files"]
code: def _log_control(self, s):
      """Write control characters to the appropriate log files"""
      if self.encoding is not None:
          s = s.decode(self.encoding, "replace")
      self._log(s, "send")
  
imports: import os
  import sys
  import time
  import pty
  import tty
  import errno
  import signal
  from contextlib import contextmanager
  import ptyprocess
  from ptyprocess.ptyprocess import use_native_pty_fork
  from .exceptions import ExceptionPexpect, EOF, TIMEOUT
  from .spawnbase import SpawnBase
  from .utils import which, split_command_line, select_ignore_interrupts, poll_ignore_interrupts
label_desc: Use image node_id 15 for calling the spawn obj's underlying member method code with example usage: obj._log_control(s) without return types