

def check_arbitrary(a, b):
    if (isinstance(a, (list, tuple)) and isinstance(b, (list, tuple))):
        assert (len(a) == len(b))
        for (a_, b_) in zip(a, b):
            check_arbitrary(a, b_)
    elif isinstance(a, Panel):
        assert_panel_equal(a, b)
    elif isinstance(a, DataFrame):
        assert_frame_equal(a, b)
    elif isinstance(a, Series):
        assert_series_equal(a, b)
    elif isinstance(a, Index):
        assert_index_equal(a, b)
    else:
        assert (a == b)

dataset/ETHPy150Open pydata/pandas/pandas/io/tests/test_packers.py check_arbitrary/VarMisuse@70/79 `a_`->`a`