Use module level getattr to emit deprecation

IPython/terminal/shortcuts/__init__.py

@@ -186,12 +186,12 b' AUTO_SUGGEST_BINDINGS = ['
     # 2) prompt-toolkit checks if we are at the end of text, not end of line
     #    hence it does not work in multi-line mode of navigable provider
     Binding(
-        auto_suggest.accept_in_vi_insert_mode,
+        auto_suggest.accept_or_jump_to_end,
         ["end"],
         "has_suggestion & default_buffer_focused & emacs_like_insert_mode",
     ),
     Binding(
-        auto_suggest.accept_in_vi_insert_mode,
+        auto_suggest.accept_or_jump_to_end,
         ["c-e"],
         "has_suggestion & default_buffer_focused & emacs_like_insert_mode",
     ),

IPython/terminal/shortcuts/auto_suggest.py

@@ -2,6 +2,7 b' import re'
 import tokenize
 from io import StringIO
 from typing import Callable, List, Optional, Union, Generator, Tuple
+import warnings
 
 from prompt_toolkit.buffer import Buffer
 from prompt_toolkit.key_binding import KeyPressEvent
@@ -192,7 +193,7 b' def accept_or_jump_to_end(event: KeyPressEvent):'
         nc.end_of_line(event)
 
 
-def accept_in_vi_insert_mode(event: KeyPressEvent):
+def _deprected_accept_in_vi_insert_mode(event: KeyPressEvent):
     """Accept autosuggestion or jump to end of line.
 
     .. deprecated:: 8.12
@@ -381,3 +382,16 b' def swap_autosuggestion_down(event: KeyPressEvent):'
         provider=provider,
         direction_method=provider.down,
     )
+
+
+def __getattr__(key):
+    if key == "accept_in_vi_insert_mode":
+        warnings.warn(
+            "`accept_in_vi_insert_mode` is deprecated since IPython 8.12 and "
+            "renamed to `accept_or_jump_to_end`. Please update your configuration "
+            "accordingly",
+            DeprecationWarning,
+            stacklevel=2,
+        )
+        return _deprected_accept_in_vi_insert_mode
+    raise AttributeError

IPython/terminal/tests/test_shortcuts.py

@@ -1,7 +1,7 b''
 import pytest
 from IPython.terminal.shortcuts.auto_suggest import (
     accept,
-    accept_in_vi_insert_mode,
+    accept_or_jump_to_end,
     accept_token,
     accept_character,
     accept_word,
@@ -22,6 +22,13 b' from prompt_toolkit.auto_suggest import AutoSuggestFromHistory'
 from unittest.mock import patch, Mock
 
 
+def test_deprected():
+    import IPython.terminal.shortcuts.auto_suggest as iptsa
+
+    with pytest.warns(DeprecationWarning, match=r"8\.12.+accept_or_jump_to_end"):
+        iptsa.accept_in_vi_insert_mode
+
+
 def make_event(text, cursor, suggestion):
     event = Mock()
     event.current_buffer = Mock()
@@ -80,7 +87,7 b' def test_autosuggest_at_EOL(text, cursor, suggestion, called):'
 
     event = make_event(text, cursor, suggestion)
     event.current_buffer.insert_text = Mock()
-    accept_in_vi_insert_mode(event)
+    accept_or_jump_to_end(event)
     if called:
         event.current_buffer.insert_text.assert_called()
     else: