from typing import Set


def parse_exclude_args(exclude: str) -> Set[str]:
    """
    Parse exclude args.

    Parse exclude args from a comma separated list of fields to a set.

    @param exclude: comma separated list
    @return: set containing fields to exclude
    """
    exclude_set: Set[str] = set()
    if exclude:
        exclude_set.update(exclude.split(","))
    return exclude_set