Method unbuffered

Lib/test/test_android.py:85–90

(self, stream)

    @contextmanager
    def unbuffered(self, stream):
        stream.reconfigure(write_through=True)
        try:
            yield
        finally:
            stream.reconfigure(write_through=False)

    # In --verbose3 mode, sys.stdout and sys.stderr are captured, so we can't
    # test them directly. Detect this mode and use some temporary streams with