Update checked in version of gsutil to version 4.6

gslib/tests/test_file_part.py

Index: gslib/tests/test_file_part.py
===================================================================
--- gslib/tests/test_file_part.py	(revision 33376)
+++ gslib/tests/test_file_part.py	(working copy)
@@ -1,3 +1,4 @@
+# -*- coding: utf-8 -*-
 # Copyright 2013 Google Inc. All Rights Reserved.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
@@ -11,14 +12,19 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+"""Unit tests for FilePart class."""
 
-import gslib.tests.testcase as testcase
+from __future__ import absolute_import
+
 import os
 
 from gslib.file_part import FilePart
+import gslib.tests.testcase as testcase
 
+
+# pylint: disable=protected-access
 class TestFilePart(testcase.GsUtilUnitTestCase):
-  """Unit tests for file_part.py"""
+  """Unit tests for FilePart class."""
 
   def test_tell(self):
     filename = 'test_tell'
@@ -31,6 +37,7 @@
     self.assertEqual(0, fp.tell())
 
   def test_seek(self):
+    """Tests seeking in a FilePart."""
     filename = 'test_seek'
     contents = 100 * 'x'
     part_length = 23
@@ -60,8 +67,9 @@
     self.assertEqual(part_length + 1, fp.tell())
 
   def test_read(self):
+    """Tests various reaad operations with FilePart."""
     filename = 'test_read'
-    contents = ""
+    contents = ''
     for i in range(1, 256):
       contents += str(i)
     part_length = 23