def class_filter_disjunction(f1: ClassFilter, f2: ClassFilter) -> ClassFilter:
    """Create a disjunction of two class filters.

    Args:
        f1: The first filter.

        f2: The second filter.
    """

    if not isinstance(f1, Tuple):
        f1 = (f1,)

    if not isinstance(f2, Tuple):
        f2 = (f2,)

    return f1 + f2
Create a disjunction of two class filters.

    Args:
        f1: The first filter.

        f2: The second filter.
    
src/core/trulens/core/instruments.py