Py3: Replace six.integer_types with int

In Python 3, six.integer_types is (int,). In most places, the alias can
be simply replaced with int. In other places, it was possible to
simplify the code by unpacking the tuple.

See: https://pagure.io/freeipa/issue/7715
Signed-off-by: Christian Heimes <cheimes@redhat.com>
Reviewed-By: Florence Blanc-Renaud <frenaud@redhat.com>

ipapython/cookie.py

@@ -22,7 +22,6 @@ import datetime
 import email.utils
 from calendar import timegm
 
-import six
 # pylint: disable=import-error
 from six.moves.urllib.parse import urlparse
 # pylint: enable=import-error
@@ -392,7 +391,7 @@ class Cookie:
             self._timestamp = None
         elif isinstance(value, datetime.datetime):
             self._timestamp = value
-        elif isinstance(value, (six.integer_types, float)):
+        elif isinstance(value, (int, float)):
             self._timestamp = datetime.datetime.utcfromtimestamp(value)
         elif isinstance(value, str):
             self._timestamp = Cookie.parse_datetime(value)
@@ -418,7 +417,7 @@ class Cookie:
             self._expires = None
         elif isinstance(value, datetime.datetime):
             self._expires = value
-        elif isinstance(value, (six.integer_types, float)):
+        elif isinstance(value, (int, float)):
             self._expires = datetime.datetime.utcfromtimestamp(value)
         elif isinstance(value, str):
             self._expires = Cookie.parse_datetime(value)