Avoid a DeprecationWarning on Python 3.13+ ... /usr/lib/python3.13/site-packages/nbclient/jsonutil.py:29: in <module> datetime.strptime("1", "%d") /usr/lib64/python3.13/_strptime.py:573: in _strptime_datetime tt, fraction, gmtoff_fraction = _strptime(data_string, format) /usr/lib64/python3.13/_strptime.py:336: in _strptime format_regex = _TimeRE_cache.compile(format) /usr/lib64/python3.13/_strptime.py:282: in compile return re_compile(self.pattern(format), IGNORECASE) /usr/lib64/python3.13/_strptime.py:270: in pattern warnings.warn("""\ E DeprecationWarning: Parsing dates involving a day of month without a year specified is ambiguious E and fails to parse leap day. The default behavior will change in Python 3.15 E to either always raise an exception or to use a different default year (TBD). E To avoid trouble, add a specific year to the input & format. E See https://github.com/python/cpython/issues/70647.
See also https://github.com/jupyter/jupyter_client/issues/1020
Patch flaky or unavailable tests * Don't test ipywidgets (up to date version not available) * Skip other notebook tests which appear to race * Extend timeouts for parallel tests
