class_docstr: DEPRECATED since IPython 5.0
  
  Manage PyOS_InputHook for different GUI toolkits.
  
  This class installs various hooks under ``PyOSInputHook`` to handle
  GUI event loop integration.
class_docstr_tok: ["DEPRECATED","since","IPython","5.0","Manage","PyOS_InputHook","for","different","GUI","toolkits",".","This","class","installs","various","hooks","under","``","PyOSInputHook","``","to","handle","GUI","event","loop","integration","."]
docstr: DEPRECATED since IPython 5.0
  
  Return a string indicating the currently active GUI or None.
code: def current_gui(self):
      """DEPRECATED since IPython 5.0
  
      Return a string indicating the currently active GUI or None."""
      warn(
          "`current_gui` is deprecated since IPython 5.0 and will be removed in future versions.",
          DeprecationWarning,
          stacklevel=2,
      )
      return self._current_gui
  
imports: import os
  import platform
  import sys
  from distutils.version import LooseVersion
  from warnings import warn
label_desc: Use image node_id 9 for calling the InputHookManager obj's underlying member method code with example usage: obj.current_gui() and returns: self