diff -up src/sage/repl/display/formatter.py.orig src/sage/repl/display/formatter.py --- src/sage/repl/display/formatter.py.orig 2015-04-26 11:35:47.474617033 -0300 +++ src/sage/repl/display/formatter.py 2015-04-26 11:36:17.859618196 -0300 @@ -60,7 +60,8 @@ This other facility uses a simple #***************************************************************************** -from IPython.core.formatters import PlainTextFormatter, warn_format_error +from IPython.core.formatters import PlainTextFormatter +from IPython.core.formatters import catch_format_error as warn_format_error from IPython.utils.py3compat import str_to_unicode, unicode_to_str from sage.repl.display.pretty_print import (