Merge pull request #310 from RDxR10/master

Add support for older python3 versions (parser)

Author: richardpenman

whois/parser.py

@@ -5,7 +5,7 @@
 #
 # This module is part of python-whois and is released under
 # the MIT license: http://www.opensource.org/licenses/mit-license.php
-
+from __future__ import annotations
 import json
 import re
 from datetime import datetime, timezone, timedelta

whois/whois.py

@@ -26,7 +26,7 @@
 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 THE SOFTWARE.
 """
-
+from __future__ import annotations
 import logging
 import optparse
 import os