A sporadic failure of test_nntplib.NetworkedNNTP_SSLTests.test_with_statement on the CI for macOS:
https://github.com/python/cpython/pull/20321/checks?check_run_id=700729471#step:6:612

See also:
* https://bugs.python.org/issue19613 (test_article_head_body)
* https://bugs.python.org/issue19756 (test_capabilities)

ERROR: test_with_statement (test.test_nntplib.NetworkedNNTP_SSLTests)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/Users/runner/runners/2.262.1/work/cpython/cpython/Lib/test/test_nntplib.py", line 277, in test_with_statement
    server = self.NNTP_CLASS(self.NNTP_HOST,
  File "/Users/runner/runners/2.262.1/work/cpython/cpython/Lib/nntplib.py", line 1025, in __init__
    super().__init__(host, port, user, password, readermode,
  File "/Users/runner/runners/2.262.1/work/cpython/cpython/Lib/nntplib.py", line 334, in __init__
    self.sock = self._create_socket(timeout)
  File "/Users/runner/runners/2.262.1/work/cpython/cpython/Lib/nntplib.py", line 1031, in _create_socket
    sock = _encrypt_on(sock, self.ssl_context, self.host)
  File "/Users/runner/runners/2.262.1/work/cpython/cpython/Lib/nntplib.py", line 292, in _encrypt_on
    return context.wrap_socket(sock, server_hostname=hostname)
  File "/Users/runner/runners/2.262.1/work/cpython/cpython/Lib/ssl.py", line 500, in wrap_socket
    return self.sslsocket_class._create(
  File "/Users/runner/runners/2.262.1/work/cpython/cpython/Lib/ssl.py", line 1040, in _create
    self.do_handshake()
  File "/Users/runner/runners/2.262.1/work/cpython/cpython/Lib/ssl.py", line 1309, in do_handshake
    self._sslobj.do_handshake()
ssl.SSLEOFError: EOF occurred in violation of protocol (_ssl.c:1097)

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/Users/runner/runners/2.262.1/work/cpython/cpython/Lib/test/test_nntplib.py", line 250, in wrapped
    meth(self)
  File "/Users/runner/runners/2.262.1/work/cpython/cpython/Lib/test/test_nntplib.py", line 293, in test_with_statement
    if re.search(r'(?i)KEY.TOO.SMALL', ssl_err.reason):
  File "/Users/runner/runners/2.262.1/work/cpython/cpython/Lib/re.py", line 201, in search
    return _compile(pattern, flags).search(string)
TypeError: expected string or bytes-like object