将列表val_list中包含的非法字符去掉,illegal_char是非法字符列表 def clear(): illegal_char = [' ','#','%','_','@'] tmp_list = [] val_list = ['aaaaaaaa A A A 1%dddd%111@@@@@@111 #111', 'bbbbbbbbb_ggg_g_g-bbLS##222222222222###-'] for i in illegal_char: for j in val_list: val