From 48c7b3885c786fcb3f5f75404cd4cc2caa20bfe9 Mon Sep 17 00:00:00 2001
From: gpotter2 <10530980+gpotter2@users.noreply.github.com>
Date: Sat, 22 Jul 2023 15:12:19 +0200
Subject: [PATCH] Fix IPython DeprecationWarning

ptipython raises the following error since IPython 7:
>>> IPython.core.inputsplitter is deprecated since IPython 7 in favor of `IPython.core.inputtransformer2`
---
 ptpython/ipython.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/ptpython/ipython.py b/ptpython/ipython.py
index ae85a26..ad0516a 100644
--- a/ptpython/ipython.py
+++ b/ptpython/ipython.py
@@ -14,7 +14,7 @@
 from warnings import warn
 
 from IPython import utils as ipy_utils
-from IPython.core.inputsplitter import IPythonInputSplitter
+from IPython.core.inputtransformer2 import TransformerManager
 from IPython.terminal.embed import InteractiveShellEmbed as _InteractiveShellEmbed
 from IPython.terminal.ipapp import load_default_config
 from prompt_toolkit.completion import (
@@ -66,7 +66,7 @@ def out_prompt(self) -> AnyFormattedText:
 class IPythonValidator(PythonValidator):
     def __init__(self, *args, **kwargs):
         super().__init__(*args, **kwargs)
-        self.isp = IPythonInputSplitter()
+        self.isp = TransformerManager()
 
     def validate(self, document: Document) -> None:
         document = Document(text=self.isp.transform_cell(document.text))