pylint: enable the import-error check

Check for import errors with pylint to make sure new python package
dependencies are not overlooked.

https://fedorahosted.org/freeipa/ticket/6418

Reviewed-By: Petr Spacek <pspacek@redhat.com>
Reviewed-By: Martin Basti <mbasti@redhat.com>

ipalib/config.py

@@ -34,8 +34,10 @@ from os import path
 import sys
 
 import six
+# pylint: disable=import-error
 from six.moves.urllib.parse import urlparse, urlunparse
 from six.moves.configparser import RawConfigParser, ParsingError
+# pylint: enable=import-error
 
 from ipapython.dn import DN
 from ipalib.base import check_name

ipalib/parameters.py

@@ -103,9 +103,11 @@ import re
 import decimal
 import base64
 import datetime
-from six.moves.xmlrpc_client import MAXINT, MININT
 
 import six
+# pylint: disable=import-error
+from six.moves.xmlrpc_client import MAXINT, MININT
+# pylint: enable=import-error
 
 from ipalib.text import _ as ugettext
 from ipalib.base import check_name

ipalib/rpc.py

@@ -76,6 +76,7 @@ try:
     from xmlrpclib import (Binary, Fault, DateTime, dumps, loads, ServerProxy,
             Transport, ProtocolError, MININT, MAXINT)
 except ImportError:
+    # pylint: disable=import-error
     from xmlrpc.client import (Binary, Fault, DateTime, dumps, loads, ServerProxy,
             Transport, ProtocolError, MININT, MAXINT)