issue#13073: Fix formatting

IPython/core/hooks.py

@@ -155,8 +155,10 b' def clipboard_get(self):'
     """ Get text from the clipboard.
     """
     from ..lib.clipboard import (
-        osx_clipboard_get, tkinter_clipboard_get,
-        win32_clipboard_get, wayland_clipboard_get,
+        osx_clipboard_get,
+        tkinter_clipboard_get,
+        win32_clipboard_get,
+        wayland_clipboard_get,
     )
     if sys.platform == 'win32':
         chain = [win32_clipboard_get, tkinter_clipboard_get]