human
Complete this python program:
def _op_maker(op_class, op_symbol):
assistant
#Here is the Python code you requested.

    """Return a function to create an op class with its symbol already passed.
    Returns
    f : callable
    """
    def f(self, node, *args, **kwargs):
        'Return    a    partial    function    with    an    Op    subclass    with    an    operator\n                                already    passed.\n\n                                Returns\n                                -------\n                                f    :    callable\n                                '
        return partial(op_class, op_symbol, *args, **kwargs)
    return f