Cleanup and add more deprecation warnings.

IPython/core/interactiveshell.py

@@ -474,28 +474,16 b' class InteractiveShell(SingletonConfigurable):'
         self.init_hooks()
         self.init_events()
         self.init_pushd_popd_magic()
-        # self.init_traceback_handlers use to be here, but we moved it below
-        # because it and init_io have to come after init_readline.
         self.init_user_ns()
         self.init_logger()
         self.init_builtins()
 
         # The following was in post_config_initialization
         self.init_inspector()
-        # init_readline() must come before init_io(), because init_io uses
-        # readline related things.
-        self.init_readline()
-        # We save this here in case user code replaces raw_input, but it needs
-        # to be after init_readline(), because PyPy's readline works by replacing
-        # raw_input.
         if py3compat.PY3:
             self.raw_input_original = input
         else:
             self.raw_input_original = raw_input
-        # init_completer must come after init_readline, because it needs to
-        # know whether readline is present or not system-wide to configure the
-        # completers, since the completion machinery can now operate
-        # independently of readline (e.g. over the network)
         self.init_completer()
         # TODO: init_io() needs to happen before init_traceback handlers
         # because the traceback handlers hardcode the stdout/stderr streams.

IPython/lib/inputhook.py

@@ -1,5 +1,7 b''
 # coding: utf-8
 """
+Deprecated since IPython 5.0
+
 Inputhook management for GUI event loop integration.
 """
 
@@ -98,7 +100,9 b' else:'
 
 
 class InputHookManager(object):
-    """Manage PyOS_InputHook for different GUI toolkits.
+    """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.
@@ -121,15 +125,25 b' class InputHookManager(object):'
         self._current_gui = None
 
     def get_pyos_inputhook(self):
-        """Return the current PyOS_InputHook as a ctypes.c_void_p."""
+        """DEPRECATED since IPython 5.0
+
+        Return the current PyOS_InputHook as a ctypes.c_void_p."""
+        warn("`get_pyos_inputhook` is deprecated since IPython 5.0 and will be removed in future versions.",
+                DeprecationWarning, stacklevel=2)
         return ctypes.c_void_p.in_dll(ctypes.pythonapi,"PyOS_InputHook")
 
     def get_pyos_inputhook_as_func(self):
-        """Return the current PyOS_InputHook as a ctypes.PYFUNCYPE."""
+        """DEPRECATED since IPython 5.0
+
+        Return the current PyOS_InputHook as a ctypes.PYFUNCYPE."""
+        warn("`get_pyos_inputhook_as_func` is deprecated since IPython 5.0 and will be removed in future versions.",
+                DeprecationWarning, stacklevel=2)
         return self.PYFUNC.in_dll(ctypes.pythonapi,"PyOS_InputHook")
 
     def set_inputhook(self, callback):
-        """Set PyOS_InputHook to callback and return the previous one."""
+        """DEPRECATED since IPython 5.0
+
+        Set PyOS_InputHook to callback and return the previous one."""
         # On platforms with 'readline' support, it's all too likely to
         # have a KeyboardInterrupt signal delivered *even before* an
         # initial ``try:`` clause in the callback can be executed, so
@@ -145,7 +159,9 b' class InputHookManager(object):'
         return original
 
     def clear_inputhook(self, app=None):
-        """Set PyOS_InputHook to NULL and return the previous one.
+        """DEPRECATED since IPython 5.0
+
+        Set PyOS_InputHook to NULL and return the previous one.
 
         Parameters
         ----------
@@ -155,6 +171,8 b' class InputHookManager(object):'
           the actual value of the parameter is ignored.  This uniform interface
           makes it easier to have user-level entry points in the main IPython
           app like :meth:`enable_gui`."""
+        warn("`clear_inputhook` is deprecated since IPython 5.0 and will be removed in future versions.",
+                DeprecationWarning, stacklevel=2)
         pyos_inputhook_ptr = self.get_pyos_inputhook()
         original = self.get_pyos_inputhook_as_func()
         pyos_inputhook_ptr.value = ctypes.c_void_p(None).value
@@ -163,7 +181,9 b' class InputHookManager(object):'
         return original
 
     def clear_app_refs(self, gui=None):
-        """Clear IPython's internal reference to an application instance.
+        """DEPRECATED since IPython 5.0
+
+        Clear IPython's internal reference to an application instance.
 
         Whenever we create an app for a user on qt4 or wx, we hold a
         reference to the app.  This is needed because in some cases bad things
@@ -177,13 +197,17 b' class InputHookManager(object):'
             the app for that toolkit.  References are not held for gtk or tk
             as those toolkits don't have the notion of an app.
         """
+        warn("`clear_app_refs` is deprecated since IPython 5.0 and will be removed in future versions.",
+                DeprecationWarning, stacklevel=2)
         if gui is None:
             self.apps = {}
         elif gui in self.apps:
             del self.apps[gui]
 
     def register(self, toolkitname, *aliases):
-        """Register a class to provide the event loop for a given GUI.
+        """DEPRECATED since IPython 5.0
+
+        Register a class to provide the event loop for a given GUI.
         
         This is intended to be used as a class decorator. It should be passed
         the names with which to register this GUI integration. The classes
@@ -196,6 +220,8 b' class InputHookManager(object):'
                 def enable(self, app=None):
                     ...
         """
+        warn("`register` is deprecated since IPython 5.0 and will be removed in future versions.",
+                DeprecationWarning, stacklevel=2)
         def decorator(cls):
             if ctypes is not None:
                 inst = cls(self)
@@ -206,11 +232,17 b' class InputHookManager(object):'
         return decorator
 
     def current_gui(self):
-        """Return a string indicating the currently active GUI or None."""
+        """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
 
     def enable_gui(self, gui=None, app=None):
-        """Switch amongst GUI input hooks by name.
+        """DEPRECATED since IPython 5.0
+
+        Switch amongst GUI input hooks by name.
 
         This is a higher level method than :meth:`set_inputhook` - it uses the
         GUI name to look up a registered object which enables the input hook
@@ -234,6 +266,8 b' class InputHookManager(object):'
         PyOS_InputHook wrapper object or the GUI toolkit app created, if there was
         one.
         """
+        warn("`enable_gui` is deprecated since IPython 5.0 and will be removed in future versions.",
+                DeprecationWarning, stacklevel=2)
         if gui in (None, GUI_NONE):
             return self.disable_gui()
         
@@ -254,18 +288,24 b' class InputHookManager(object):'
         return app
 
     def disable_gui(self):
-        """Disable GUI event loop integration.
+        """DEPRECATED since IPython 5.0
+
+        Disable GUI event loop integration.
         
         If an application was registered, this sets its ``_in_event_loop``
         attribute to False. It then calls :meth:`clear_inputhook`.
         """
+        warn("`disable_gui` is deprecated since IPython 5.0 and will be removed in future versions.",
+                DeprecationWarning, stacklevel=2)
         gui = self._current_gui
         if gui in self.apps:
             self.apps[gui]._in_event_loop = False
         return self.clear_inputhook()
 
 class InputHookBase(object):
-    """Base class for input hooks for specific toolkits.
+    """DEPRECATED since IPython 5.0
+
+    Base class for input hooks for specific toolkits.
     
     Subclasses should define an :meth:`enable` method with one argument, ``app``,
     which will either be an instance of the toolkit's application class, or None.
@@ -281,14 +321,19 b' inputhook_manager = InputHookManager()'
 
 @inputhook_manager.register('osx')
 class NullInputHook(InputHookBase):
-    """A null inputhook that doesn't need to do anything"""
+    """DEPRECATED since IPython 5.0
+
+    A null inputhook that doesn't need to do anything"""
     def enable(self, app=None):
-        pass
+        warn("This function is deprecated since IPython 5.0 and will be removed in future versions.",
+                DeprecationWarning, stacklevel=2)
 
 @inputhook_manager.register('wx')
 class WxInputHook(InputHookBase):
     def enable(self, app=None):
-        """Enable event loop integration with wxPython.
+        """DEPRECATED since IPython 5.0
+
+        Enable event loop integration with wxPython.
 
         Parameters
         ----------
@@ -309,6 +354,8 b' class WxInputHook(InputHookBase):'
             import wx
             app = wx.App(redirect=False, clearSigInt=False)
         """
+        warn("This function is deprecated since IPython 5.0 and will be removed in future versions.",
+                DeprecationWarning, stacklevel=2)
         import wx
         
         wx_version = V(wx.__version__).version
@@ -331,10 +378,14 b' class WxInputHook(InputHookBase):'
         return app
 
     def disable(self):
-        """Disable event loop integration with wxPython.
+        """DEPRECATED since IPython 5.0
+
+        Disable event loop integration with wxPython.
 
         This restores appnapp on OS X
         """
+        warn("This function is deprecated since IPython 5.0 and will be removed in future versions.",
+                DeprecationWarning, stacklevel=2)
         if _use_appnope():
             from appnope import nap
             nap()
@@ -342,7 +393,9 b' class WxInputHook(InputHookBase):'
 @inputhook_manager.register('qt', 'qt4')
 class Qt4InputHook(InputHookBase):
     def enable(self, app=None):
-        """Enable event loop integration with PyQt4.
+        """DEPRECATED since IPython 5.0
+
+        Enable event loop integration with PyQt4.
         
         Parameters
         ----------
@@ -363,6 +416,8 b' class Qt4InputHook(InputHookBase):'
             from PyQt4 import QtCore
             app = QtGui.QApplication(sys.argv)
         """
+        warn("This function is deprecated since IPython 5.0 and will be removed in future versions.",
+                DeprecationWarning, stacklevel=2)
         from IPython.lib.inputhookqt4 import create_inputhook_qt4
         app, inputhook_qt4 = create_inputhook_qt4(self.manager, app)
         self.manager.set_inputhook(inputhook_qt4)
@@ -373,10 +428,14 b' class Qt4InputHook(InputHookBase):'
         return app
 
     def disable_qt4(self):
-        """Disable event loop integration with PyQt4.
+        """DEPRECATED since IPython 5.0
+
+        Disable event loop integration with PyQt4.
 
         This restores appnapp on OS X
         """
+        warn("This function is deprecated since IPython 5.0 and will be removed in future versions.",
+                DeprecationWarning, stacklevel=2)
         if _use_appnope():
             from appnope import nap
             nap()
@@ -385,6 +444,8 b' class Qt4InputHook(InputHookBase):'
 @inputhook_manager.register('qt5')
 class Qt5InputHook(Qt4InputHook):
     def enable(self, app=None):
+        warn("This function is deprecated since IPython 5.0 and will be removed in future versions.",
+                DeprecationWarning, stacklevel=2)
         os.environ['QT_API'] = 'pyqt5'
         return Qt4InputHook.enable(self, app)
 
@@ -392,7 +453,9 b' class Qt5InputHook(Qt4InputHook):'
 @inputhook_manager.register('gtk')
 class GtkInputHook(InputHookBase):
     def enable(self, app=None):
-        """Enable event loop integration with PyGTK.
+        """DEPRECATED since IPython 5.0
+
+        Enable event loop integration with PyGTK.
 
         Parameters
         ----------
@@ -407,6 +470,8 b' class GtkInputHook(InputHookBase):'
         the PyGTK to integrate with terminal based applications like
         IPython.
         """
+        warn("This function is deprecated since IPython 5.0 and will be removed in future versions.",
+                DeprecationWarning, stacklevel=2)
         import gtk
         try:
             gtk.set_interactive(True)
@@ -419,7 +484,9 b' class GtkInputHook(InputHookBase):'
 @inputhook_manager.register('tk')
 class TkInputHook(InputHookBase):
     def enable(self, app=None):
-        """Enable event loop integration with Tk.
+        """DEPRECATED since IPython 5.0
+
+        Enable event loop integration with Tk.
 
         Parameters
         ----------
@@ -434,6 +501,8 b' class TkInputHook(InputHookBase):'
         :class:`InputHookManager`, since creating that object automatically
         sets ``PyOS_InputHook``.
         """
+        warn("This function is deprecated since IPython 5.0 and will be removed in future versions.",
+                DeprecationWarning, stacklevel=2)
         if app is None:
             try:
                 from tkinter import Tk  # Py 3
@@ -448,7 +517,9 b' class TkInputHook(InputHookBase):'
 @inputhook_manager.register('glut')
 class GlutInputHook(InputHookBase):
     def enable(self, app=None):
-        """Enable event loop integration with GLUT.
+        """DEPRECATED since IPython 5.0
+
+        Enable event loop integration with GLUT.
 
         Parameters
         ----------
@@ -471,6 +542,8 b' class GlutInputHook(InputHookBase):'
         The default screen mode is set to:
         glut.GLUT_DOUBLE | glut.GLUT_RGBA | glut.GLUT_DEPTH
         """
+        warn("This function is deprecated since IPython 5.0 and will be removed in future versions.",
+                DeprecationWarning, stacklevel=2)
 
         import OpenGL.GLUT as glut
         from IPython.lib.inputhookglut import glut_display_mode, \
@@ -498,12 +571,16 b' class GlutInputHook(InputHookBase):'
 
 
     def disable(self):
-        """Disable event loop integration with glut.
+        """DEPRECATED since IPython 5.0
+
+        Disable event loop integration with glut.
         
         This sets PyOS_InputHook to NULL and set the display function to a
         dummy one and set the timer to a dummy timer that will be triggered
         very far in the future.
         """
+        warn("This function is deprecated since IPython 5.0 and will be removed in future versions.",
+                DeprecationWarning, stacklevel=2)
         import OpenGL.GLUT as glut
         from glut_support import glutMainLoopEvent
 
@@ -514,7 +591,9 b' class GlutInputHook(InputHookBase):'
 @inputhook_manager.register('pyglet')
 class PygletInputHook(InputHookBase):
     def enable(self, app=None):
-        """Enable event loop integration with pyglet.
+        """DEPRECATED since IPython 5.0
+
+        Enable event loop integration with pyglet.
 
         Parameters
         ----------
@@ -530,6 +609,8 b' class PygletInputHook(InputHookBase):'
         IPython.
 
         """
+        warn("This function is deprecated since IPython 5.0 and will be removed in future versions.",
+                DeprecationWarning, stacklevel=2)
         from IPython.lib.inputhookpyglet import inputhook_pyglet
         self.manager.set_inputhook(inputhook_pyglet)
         return app
@@ -538,7 +619,9 b' class PygletInputHook(InputHookBase):'
 @inputhook_manager.register('gtk3')
 class Gtk3InputHook(InputHookBase):
     def enable(self, app=None):
-        """Enable event loop integration with Gtk3 (gir bindings).
+        """DEPRECATED since IPython 5.0
+
+        Enable event loop integration with Gtk3 (gir bindings).
 
         Parameters
         ----------
@@ -553,6 +636,8 b' class Gtk3InputHook(InputHookBase):'
         the Gtk3 to integrate with terminal based applications like
         IPython.
         """
+        warn("This function is deprecated since IPython 5.0 and will be removed in future versions.",
+                DeprecationWarning, stacklevel=2)
         from IPython.lib.inputhookgtk3 import inputhook_gtk3
         self.manager.set_inputhook(inputhook_gtk3)
 
@@ -568,7 +653,7 b' guis = inputhook_manager.guihooks'
 
 
 def _deprecated_disable():
-    warn("This function is deprecated: use disable_gui() instead")
+    warn("This function is deprecated since IPython 4.0 use disable_gui() instead", DeprecationWarning)
     inputhook_manager.disable_gui()
 disable_wx = disable_qt4 = disable_gtk = disable_gtk3 = disable_glut = \
         disable_pyglet = disable_osx = _deprecated_disable