def replace_wildcard(input_list):
    """Method to replace a wildcard `-` in the input values.

    This method will replace the wildcard `-` in the input list; the returned
    two lists have different values on the position of `-`.

    Example: ['0', '-', '1'] => (['0', '0', '1'], ['0', '1', '1'])

    Parameters
    ----------
    input_list : list
        A list of multiple values, possibly with `-` inside.

    Returns
    -------
    list,list
        Two lists differ by the location of `-`.

    """
    if '-' in input_list:
        first_occurrence = input_list.index('-')
        zero_list = input_list[:]
        zero_list[first_occurrence] = '0'
        one_list = input_list[:]
        one_list[first_occurrence] = '1'
        return zero_list, one_list
    else:
        return None, None
