removing the unused classes previously commented out
@@ -11,18 +11,14 @@ from __future__ import print_function, division
import warnings
import json
import time
-#import string
import os
-#import re
import keyring
import threading
-#import requests
import numpy as np
from requests import HTTPError
from getpass import getpass
-#from base64 import b64encode
import astropy.units as u
import astropy.coordinates as coord
@@ -36,7 +32,6 @@ from astropy.utils.console import ProgressBarOrSpinner
from astropy.utils.exceptions import AstropyDeprecationWarning
from six.moves.urllib.parse import quote as urlencode
-#from six.moves.http_cookiejar import Cookie
from ..query import QueryWithLogin
from ..utils import commons, async_to_sync
