human
Complete the below
def _filter_for_panel(item, item_type, filters, context):

    ''''Filters tool panel elements so that only those that are compatible
    with provided filters are kept.'
    '''
assistant
#Here is the Python program you requested.
    def _apply_filter(filter_item, filter_list):
        for filter_method in filter_list:
            try:
                if (not filter_method(context, filter_item)):
                    return False
            except Exception as e:
                raise MessageException(("Toolbox    filter    exception    from    '%s':    %s." % (filter_method.__name__, e)))
        return True
    if (item_type == panel_item_types.TOOL):
        if _apply_filter(item, filters['tool']):
            return item
    elif (item_type == panel_item_types.LABEL):
        if _apply_filter(item, filters['label']):
            return item
    elif (item_type == panel_item_types.SECTION):
        if _apply_filter(item, filters['section']):
            cur_label_key = None
            tools_under_label = False
            filtered_elems = item.elems.copy()
            for (key, section_item_type, section_item) in item.panel_items_iter():
                if (section_item_type == panel_item_types.TOOL):
                    if _apply_filter(section_item, filters['tool']):
                        tools_under_label = True
                    else:
                        del filtered_elems[key]
                elif (section_item_type == panel_item_types.LABEL):
                    if (cur_label_key and ((not tools_under_label) or (not _apply_filter(section_item, filters['label'])))):
                        del filtered_elems[cur_label_key]
                    cur_label_key = key
                    tools_under_label = False
            if (cur_label_key and (not tools_under_label)):
                del filtered_elems[cur_label_key]
            if (len(filtered_elems) != 0):
                copy = item.copy()
                copy.elems = filtered_elems
                return copy
    return None