def get_aliases_base_paths():
    """
    Return a list of base paths which are searched for action aliases.

    :rtype: ``list``
    """
    aliases_base_paths = cfg.CONF.content.aliases_base_paths or ""

    # Remove trailing colon (if present)
    if aliases_base_paths.endswith(":"):
        aliases_base_paths = aliases_base_paths[:-1]

    result = []

    aliases_base_paths = aliases_base_paths.split(":")

    result = aliases_base_paths
    result = [path for path in result if path]
    result = list(OrderedSet(result))
    return result

    Return a list of base paths which are searched for action aliases.

    :rtype: ``list``
    
st2common/st2common/content/utils.py