Use ipaddress from standard library

Author: humitos

readthedocs/analytics/utils.py

@@ -1,6 +1,7 @@
 """Utilities related to analytics"""
 
 import hashlib
+import ipaddress
 import logging
 
 import requests
@@ -10,12 +11,6 @@
 from user_agents import parse
 
 
-try:
-    # Python 3.3+ only
-    import ipaddress
-except ImportError:
-    from .vendor import ipaddress
-
 log = logging.getLogger(__name__)   # noqa