Class _CapturingHandler

Lib/unittest/_log.py:10–25

A logging handler capturing all (raw and formatted) logging output.

                                         ["records", "output"])

class _CapturingHandler(logging.Handler):
    """
    A logging handler capturing all (raw and formatted) logging output.
    """

    def __init__(self):
        logging.Handler.__init__(self)
        self.watcher = _LoggingWatcher([], [])

    def flush(self):
        pass

    def emit(self, record):
        self.watcher.records.append(record)
        msg = self.format(record)
        self.watcher.output.append(msg)


class _AssertLogsContext(_BaseTestCaseContext):