def METHOD_NAME():
    """
    Test dynamically created documentation help via the I/O registry for
    'jsviewer'.
    """
    out = StringIO()
    Table.write.help("jsviewer", out)
    doc = out.getvalue()
    # Check a smattering of expected content
    assert "Table.write general documentation" not in doc
    assert "The available built-in formats" not in doc
    assert "Table.write(format='jsviewer') documentation" in doc