Avoid using protected members outside scope

.pylintrc

@@ -174,7 +174,6 @@ disable=print-statement,
         R0904,
         R0916,
         W0201,
-        W0212,
         W0404,
         W0613,
         W0621,

esrally/config.py

@@ -155,6 +155,7 @@ def add_all(self, source, section):
         :param source: The source config object.
         :param section: A section in the source config object. Ignored if it does not exist.
         """
+        # pylint: disable=protected-access
         for k, v in source._opts.items():
             scope, source_section, key = k
             if source_section == section:

tests/driver/scheduler_test.py

@@ -14,6 +14,7 @@
 # KIND, either express or implied.  See the License for the
 # specific language governing permissions and limitations
 # under the License.
+# pylint: disable=protected-access
 
 import random
 from unittest import TestCase

tests/mechanic/launcher_test.py

@@ -14,6 +14,8 @@
 # KIND, either express or implied.  See the License for the
 # specific language governing permissions and limitations
 # under the License.
+# pylint: disable=protected-access
+
 import io
 import os
 import sys

tests/mechanic/provisioner_test.py

@@ -14,6 +14,7 @@
 # KIND, either express or implied.  See the License for the
 # specific language governing permissions and limitations
 # under the License.
+# pylint: disable=protected-access
 
 import os
 import tempfile

tests/mechanic/supplier_test.py

@@ -14,6 +14,7 @@
 # KIND, either express or implied.  See the License for the
 # specific language governing permissions and limitations
 # under the License.
+# pylint: disable=protected-access
 
 import collections
 import datetime

tests/metrics_test.py

@@ -14,6 +14,7 @@
 # KIND, either express or implied.  See the License for the
 # specific language governing permissions and limitations
 # under the License.
+# pylint: disable=protected-access
 
 import collections
 import datetime

tests/track/params_test.py

@@ -14,6 +14,7 @@
 # KIND, either express or implied.  See the License for the
 # specific language governing permissions and limitations
 # under the License.
+# pylint: disable=protected-access
 
 import random
 from unittest import TestCase

tests/utils/io_test.py

@@ -14,6 +14,8 @@
 # KIND, either express or implied.  See the License for the
 # specific language governing permissions and limitations
 # under the License.
+# pylint: disable=protected-access
+
 import logging
 import os
 import subprocess

tests/utils/net_test.py

@@ -56,6 +56,7 @@ def test_gcs_object_url(self, seed):
         bucket_path = random.choice(["path/to/object", "/path/to/object",
                                      "/path/to/object/", "path/to/object/"])
 
+        # pylint: disable=protected-access
         assert net._build_gcs_object_url(bucket_name, bucket_path) == \
                "https://storage.googleapis.com/storage/v1/b/unittest-bucket.test.me/o/path%2Fto%2Fobject?alt=media"