def __init__(self, console, setup='', teardown='', **fields):
        super().__init__(**fields)
        self.console = console
        self.setup = setup
        self.teardown = teardown
Return the number of elements of self.
dataset/ETHPy150Open Cal-CS-61A-Staff/ok-client/client/sources/common/interpreter.py/CodeCase.__init__--crossover with--dataset/ETHPy150Open sympy/sympy/sympy/matrices/matrices.py/MatrixBase.__len__