Drop py2 support in gerrit and git related files

python3 is the only supported version of python in depot_tools.

Bug: 1475402
Change-Id: Ie4ee18d297081b3aa0206b8d7ce6461819bff0ca
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/tools/depot_tools/+/4809560
Reviewed-by: Josip Sokcevic <sokcevic@chromium.org>
Commit-Queue: Gavin Mak <gavinmak@google.com>

gerrit_client.py

@@ -9,20 +9,12 @@ Example usage:
   ./gerrit_client.py [command] [args]
 """
 
-from __future__ import print_function
-
 import json
 import logging
 import optparse
 import subcommand
 import sys
-
-if sys.version_info.major == 2:
-  import urlparse
-  from urllib import quote_plus
-else:
-  from urllib.parse import quote_plus
-  import urllib.parse as urlparse
+import urllib.parse
 
 import fix_encoding
 import gerrit_util
@@ -49,7 +41,7 @@ def CMDmovechanges(parser, args):
   assert opt.destination_branch, "--destination_branch not defined"
   for p in opt.params:
     assert '=' in p, '--param is key=value, not "%s"' % p
-  host = urlparse.urlparse(opt.host).netloc
+  host = urllib.parse.urlparse(opt.host).netloc
 
   limit = 100
   while True:
@@ -72,9 +64,9 @@ def CMDbranchinfo(parser, args):
   parser.add_option('--branch', dest='branch', help='branch name')
 
   (opt, args) = parser.parse_args(args)
-  host = urlparse.urlparse(opt.host).netloc
-  project = quote_plus(opt.project)
-  branch = quote_plus(opt.branch)
+  host = urllib.parse.urlparse(opt.host).netloc
+  project = urllib.parse.quote_plus(opt.project)
+  branch = urllib.parse.quote_plus(opt.branch)
   result = gerrit_util.GetGerritBranch(host, project, branch)
   logging.info(result)
   write_result(result, opt)
@@ -94,7 +86,7 @@ def CMDrawapi(parser, args):
   (opt, args) = parser.parse_args(args)
   assert opt.path, "--path not defined"
 
-  host = urlparse.urlparse(opt.host).netloc
+  host = urllib.parse.urlparse(opt.host).netloc
   kwargs = {}
   if opt.method:
     kwargs['reqtype'] = opt.method.upper()
@@ -122,9 +114,9 @@ def CMDbranch(parser, args):
   assert opt.branch, "--branch not defined"
   assert opt.commit, "--commit not defined"
 
-  project = quote_plus(opt.project)
-  host = urlparse.urlparse(opt.host).netloc
-  branch = quote_plus(opt.branch)
+  project = urllib.parse.quote_plus(opt.project)
+  host = urllib.parse.urlparse(opt.host).netloc
+  branch = urllib.parse.quote_plus(opt.branch)
   result = gerrit_util.GetGerritBranch(host, project, branch)
   if result:
     if not opt.allow_existent_branch:
@@ -161,9 +153,9 @@ def CMDtag(parser, args):
   assert opt.tag, "--tag not defined"
   assert opt.commit, "--commit not defined"
 
-  project = quote_plus(opt.project)
-  host = urlparse.urlparse(opt.host).netloc
-  tag = quote_plus(opt.tag)
+  project = urllib.parse.quote_plus(opt.project)
+  host = urllib.parse.urlparse(opt.host).netloc
+  tag = urllib.parse.quote_plus(opt.tag)
   result = gerrit_util.CreateGerritTag(host, project, tag, opt.commit)
   logging.info(result)
   write_result(result, opt)
@@ -178,9 +170,9 @@ def CMDhead(parser, args):
   assert opt.project, "--project not defined"
   assert opt.branch, "--branch not defined"
 
-  project = quote_plus(opt.project)
-  host = urlparse.urlparse(opt.host).netloc
-  branch = quote_plus(opt.branch)
+  project = urllib.parse.quote_plus(opt.project)
+  host = urllib.parse.urlparse(opt.host).netloc
+  branch = urllib.parse.quote_plus(opt.branch)
   result = gerrit_util.UpdateHead(host, project, branch)
   logging.info(result)
   write_result(result, opt)
@@ -193,8 +185,8 @@ def CMDheadinfo(parser, args):
   (opt, args) = parser.parse_args(args)
   assert opt.project, "--project not defined"
 
-  project = quote_plus(opt.project)
-  host = urlparse.urlparse(opt.host).netloc
+  project = urllib.parse.quote_plus(opt.project)
+  host = urllib.parse.urlparse(opt.host).netloc
   result = gerrit_util.GetHead(host, project)
   logging.info(result)
   write_result(result, opt)
@@ -224,7 +216,7 @@ def CMDchanges(parser, args):
     assert '=' in p, '--param is key=value, not "%s"' % p
 
   result = gerrit_util.QueryChanges(
-      urlparse.urlparse(opt.host).netloc,
+      urllib.parse.urlparse(opt.host).netloc,
       list(tuple(p.split('=', 1)) for p in opt.params),
       first_param=opt.query,
       start=opt.start,  # Default: None
@@ -244,7 +236,7 @@ def CMDrelatedchanges(parser, args):
   (opt, args) = parser.parse_args(args)
 
   result = gerrit_util.GetRelatedChanges(
-      urlparse.urlparse(opt.host).netloc,
+      urllib.parse.urlparse(opt.host).netloc,
       change=opt.change,
       revision=opt.revision,
   )
@@ -282,7 +274,7 @@ def CMDcreatechange(parser, args):
     params.append(('notify_details', {'CC': {'accounts': opt.cc_list}}))
 
   result = gerrit_util.CreateChange(
-      urlparse.urlparse(opt.host).netloc,
+      urllib.parse.urlparse(opt.host).netloc,
       opt.project,
       branch=opt.branch,
       subject=opt.subject,
@@ -304,7 +296,7 @@ def CMDchangeedit(parser, args):
   with open(opt.file) as f:
     data = f.read()
   result = gerrit_util.ChangeEdit(
-      urlparse.urlparse(opt.host).netloc, opt.change, opt.path, data)
+      urllib.parse.urlparse(opt.host).netloc, opt.change, opt.path, data)
   logging.info(result)
   write_result(result, opt)
 
@@ -318,7 +310,7 @@ def CMDpublishchangeedit(parser, args):
   (opt, args) = parser.parse_args(args)
 
   result = gerrit_util.PublishChangeEdit(
-      urlparse.urlparse(opt.host).netloc, opt.change, opt.notify)
+      urllib.parse.urlparse(opt.host).netloc, opt.change, opt.notify)
   logging.info(result)
   write_result(result, opt)
 
@@ -329,7 +321,7 @@ def CMDsubmitchange(parser, args):
   parser.add_option('-c', '--change', type=int, help='change number')
   (opt, args) = parser.parse_args(args)
   result = gerrit_util.SubmitChange(
-      urlparse.urlparse(opt.host).netloc, opt.change)
+      urllib.parse.urlparse(opt.host).netloc, opt.change)
   logging.info(result)
   write_result(result, opt)
 
@@ -340,7 +332,7 @@ def CMDchangesubmittedtogether(parser, args):
   parser.add_option('-c', '--change', type=int, help='change number')
   (opt, args) = parser.parse_args(args)
   result = gerrit_util.GetChangesSubmittedTogether(
-      urlparse.urlparse(opt.host).netloc, opt.change)
+      urllib.parse.urlparse(opt.host).netloc, opt.change)
   logging.info(result)
   write_result(result, opt)
 
@@ -351,7 +343,7 @@ def CMDgetcommitincludedin(parser, args):
   parser.add_option('--commit', dest='commit', help='commit hash')
   (opt, args) = parser.parse_args(args)
   result = gerrit_util.GetCommitIncludedIn(
-      urlparse.urlparse(opt.host).netloc, opt.project, opt.commit)
+      urllib.parse.urlparse(opt.host).netloc, opt.project, opt.commit)
   logging.info(result)
   write_result(result, opt)
 
@@ -361,11 +353,10 @@ def CMDsetbotcommit(parser, args):
   """Sets bot-commit+1 to a bot generated change."""
   parser.add_option('-c', '--change', type=int, help='change number')
   (opt, args) = parser.parse_args(args)
-  result = gerrit_util.SetReview(
-      urlparse.urlparse(opt.host).netloc,
-      opt.change,
-      labels={'Bot-Commit': 1},
-      ready=True)
+  result = gerrit_util.SetReview(urllib.parse.urlparse(opt.host).netloc,
+                                 opt.change,
+                                 labels={'Bot-Commit': 1},
+                                 ready=True)
   logging.info(result)
   write_result(result, opt)
 
@@ -379,7 +370,7 @@ def CMDsetlabel(parser, args):
                     nargs=2,
                     metavar=('label_name', 'label_value'))
   (opt, args) = parser.parse_args(args)
-  result = gerrit_util.SetReview(urlparse.urlparse(opt.host).netloc,
+  result = gerrit_util.SetReview(urllib.parse.urlparse(opt.host).netloc,
                                  opt.change,
                                  labels={opt.label[0]: opt.label[1]})
   logging.info(result)
@@ -395,8 +386,7 @@ def CMDabandon(parser, args):
   (opt, args) = parser.parse_args(args)
   assert opt.change, "-c not defined"
   result = gerrit_util.AbandonChange(
-      urlparse.urlparse(opt.host).netloc,
-      opt.change, opt.message)
+      urllib.parse.urlparse(opt.host).netloc, opt.change, opt.message)
   logging.info(result)
   write_result(result, opt)
 
@@ -439,7 +429,7 @@ def CMDmass_abandon(parser, args):
   search_query.append(('status', 'open'))
   logging.info("Searching for: %s" % search_query)
 
-  host = urlparse.urlparse(opt.host).netloc
+  host = urllib.parse.urlparse(opt.host).netloc
 
   result = gerrit_util.QueryChanges(
       host,

gerrit_util.py

@@ -8,9 +8,6 @@ Utilities for requesting information for a Gerrit server via HTTPS.
 https://gerrit-review.googlesource.com/Documentation/rest-api.html
 """
 
-from __future__ import print_function
-from __future__ import unicode_literals
-
 import base64
 import contextlib
 import httplib2
@@ -33,15 +30,10 @@ import metrics
 import metrics_utils
 import subprocess2
 
-from third_party import six
 from six.moves import urllib
 
-if sys.version_info.major == 2:
-  import cookielib
-  from StringIO import StringIO
-else:
-  import http.cookiejar as cookielib
-  from io import StringIO
+import http.cookiejar
+from io import StringIO
 
 LOGGER = logging.getLogger()
 # With a starting sleep time of 12.0 seconds, x <= [1.8-2.2]x backoff, and six
@@ -255,7 +247,7 @@ class CookiesAuthenticator(Authenticator):
 
   def _get_auth_for_host(self, host):
     for domain, creds in self.gitcookies.items():
-      if cookielib.domain_match(host, domain):
+      if http.cookiejar.domain_match(host, domain):
         return (creds[0], None, creds[1])
     return self.netrc.authenticators(host)
 

git_cache.py

@@ -5,10 +5,7 @@
 
 """A git command for managing a local cache of git repositories."""
 
-from __future__ import print_function
-
 import contextlib
-import errno
 import logging
 import optparse
 import os
@@ -18,11 +15,7 @@ import sys
 import tempfile
 import threading
 import time
-
-try:
-  import urlparse
-except ImportError:  # For Py3 compatibility
-  import urllib.parse as urlparse
+import urllib.parse
 
 from download_from_google_storage import Gsutil
 import gclient_utils
@@ -142,7 +135,7 @@ class Mirror(object):
     b = os.getenv('OVERRIDE_BOOTSTRAP_BUCKET')
     if b:
       return b
-    u = urlparse.urlparse(self.url)
+    u = urllib.parse.urlparse(self.url)
     if u.netloc == 'chromium.googlesource.com':
       return 'chromium-git-cache'
     # Not recognized.
@@ -164,7 +157,7 @@ class Mirror(object):
       url = os.path.splitdrive(url)[1]
       return url.replace('-', '--').replace(os.sep, '-')
 
-    parsed = urlparse.urlparse(url)
+    parsed = urllib.parse.urlparse(url)
     norm_url = parsed.netloc + parsed.path
     if norm_url.endswith('.git'):
       norm_url = norm_url[:-len('.git')]
@@ -359,7 +352,7 @@ class Mirror(object):
 
   def supported_project(self):
     """Returns true if this repo is known to have a bootstrap zip file."""
-    u = urlparse.urlparse(self.url)
+    u = urllib.parse.urlparse(self.url)
     return u.netloc in [
         'chromium.googlesource.com',
         'chrome-internal.googlesource.com']

git_cl.py

@@ -7,8 +7,6 @@
 
 """A git-command for integrating reviews on Gerrit."""
 
-from __future__ import print_function
-
 import base64
 import collections
 import datetime
@@ -55,14 +53,9 @@ import subprocess2
 import swift_format
 import watchlists
 
-from third_party import six
 from six.moves import urllib
 
 
-if sys.version_info.major == 3:
-  basestring = (str,)  # pylint: disable=redefined-builtin
-
-
 __version__ = '2.0'
 
 # Traces for git push will be stored in a traces directory inside the
@@ -922,7 +915,7 @@ def ParseIssueNumberArgument(arg):
 
   if isinstance(arg, int):
     return _ParsedIssueNumberArgument(issue=arg)
-  if not isinstance(arg, basestring):
+  if not isinstance(arg, str):
     return fail_result
 
   if arg.isdigit():
@@ -3179,7 +3172,7 @@ class ChangeDescription(object):
     return '\n'.join(self._description_lines)
 
   def set_description(self, desc):
-    if isinstance(desc, basestring):
+    if isinstance(desc, str):
       lines = desc.splitlines()
     else:
       lines = [line.rstrip() for line in desc]

git_common.py

@@ -13,9 +13,7 @@ from multiprocessing.pool import IMapIterator
 
 def wrapper(func):
   def wrap(self, timeout=None):
-    default_timeout = (1 << 31 if sys.version_info.major == 2 else
-                       threading.TIMEOUT_MAX)
-    return func(self, timeout=timeout or default_timeout)
+    return func(self, timeout=timeout or threading.TIMEOUT_MAX)
 
   return wrap
 IMapIterator.next = wrapper(IMapIterator.next)

git_drover.py

@@ -3,8 +3,6 @@
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
-from __future__ import print_function
-
 import argparse
 
 

git_find_releases.py

@@ -11,8 +11,6 @@ Note that it uses the "cherry picked from" annotation to find merges, so it will
 only work on merges that followed the "use cherry-pick -x" instructions.
 """
 
-from __future__ import print_function
-
 import optparse
 import re
 import sys

git_footers.py

@@ -3,8 +3,6 @@
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
-from __future__ import print_function
-
 import argparse
 import json
 import re

git_hyper_blame.py

@@ -6,9 +6,6 @@
 """Wrapper around git blame that ignores certain commits.
 """
 
-from __future__ import print_function
-from __future__ import unicode_literals
-
 import argparse
 import collections
 import logging

git_map.py

@@ -17,8 +17,6 @@ point to them. Items are colorized as follows:
   * Blue background - The currently checked out commit
 """
 
-from __future__ import unicode_literals
-
 import os
 import sys
 
@@ -29,12 +27,6 @@ import subprocess2
 from third_party import colorama
 
 
-if sys.version_info.major == 2:
-  # On Python 3, BrokenPipeError is raised instead.
-  # pylint:disable=redefined-builtin
-  BrokenPipeError = IOError
-
-
 RESET = colorama.Fore.RESET + colorama.Back.RESET + colorama.Style.RESET_ALL
 BRIGHT = colorama.Style.BRIGHT
 

git_map_branches.py

@@ -24,8 +24,6 @@ Branches are colorized as follows:
     upstream, then you will see this.
 """
 
-from __future__ import print_function
-
 import argparse
 import collections
 import metrics

git_mark_merge_base.py

@@ -11,8 +11,6 @@ purposes of the chromium depot_tools git extensions. Passing no arguments will
 just print the effective merge base for the current branch.
 """
 
-from __future__ import print_function
-
 import argparse
 import sys
 

git_nav_downstream.py

@@ -9,8 +9,6 @@ is more than one downstream branch, then this script will prompt you to select
 which branch.
 """
 
-from __future__ import print_function
-
 import argparse
 import sys
 

git_number.py

@@ -21,9 +21,6 @@ commit's entire history, this script caches all calculated data inside the git
 repo that it operates on in the ref 'refs/number/commits'.
 """
 
-from __future__ import print_function
-from __future__ import division
-
 import binascii
 import collections
 import logging
@@ -60,10 +57,7 @@ def pathlify(hash_prefix):
   >>> pathlify('\xDE\xAD')
   'de/ad'
   """
-  if sys.version_info.major == 3:
-    return '/'.join('%02x' % b for b in hash_prefix)
-
-  return '/'.join('%02x' % ord(b) for b in hash_prefix)
+  return '/'.join('%02x' % b for b in hash_prefix)
 
 
 @git.memoize_one(threadsafe=False)
@@ -184,10 +178,7 @@ def preload_tree(prefix):
 
 
 def all_prefixes(depth=PREFIX_LEN):
-  if sys.version_info.major == 3:
-    prefixes = [bytes([i]) for i in range(255)]
-  else:
-    prefixes = [chr(i) for i in range(255)]
+  prefixes = [bytes([i]) for i in range(255)]
   for x in prefixes:
     # This isn't covered because PREFIX_LEN currently == 1
     if depth > 1:  # pragma: no cover

git_rebase_update.py

@@ -7,8 +7,6 @@
 Tool to update all branches to have the latest changes from their upstreams.
 """
 
-from __future__ import print_function
-
 import argparse
 import collections
 import logging

git_reparent_branch.py

@@ -5,8 +5,6 @@
 
 """Change the upstream of the current branch."""
 
-from __future__ import print_function
-
 import argparse
 import sys
 

git_upstream_diff.py

@@ -3,8 +3,6 @@
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
-from __future__ import print_function
-
 import argparse
 import sys
 

testing_support/git_test_utils.py

@@ -20,10 +20,6 @@ import gclient_utils
 
 DEFAULT_BRANCH = 'main'
 
-if sys.version_info.major == 3:
-  # pylint: disable=redefined-builtin
-  basestring = (str,)
-
 
 def git_hash_data(data, typ='blob'):
   """Calculate the git-style SHA1 for some data.
@@ -333,7 +329,7 @@ class GitRepo(object):
 
     for fname, file_data in commit_data.items():
       # If it isn't a string, it's one of the special keys.
-      if not isinstance(fname, basestring):
+      if not isinstance(fname, str):
         continue
 
       deleted = False
@@ -496,8 +492,6 @@ class GitRepoSchemaTestBase(unittest.TestCase):
   @classmethod
   def getRepoContent(cls, commit):
     commit = 'COMMIT_%s' % commit
-    if sys.version_info.major == 2:
-      commit = commit.encode('utf-8')
     return getattr(cls, commit, None)
 
   @classmethod

tests/gerrit_client_test.py

@@ -9,20 +9,11 @@ import logging
 import os
 import sys
 import unittest
-
-if sys.version_info.major == 2:
-  from StringIO import StringIO
-  import mock
-  BUILTIN_OPEN = '__builtin__.open'
-else:
-  from io import StringIO
-  from unittest import mock
-  BUILTIN_OPEN = 'builtins.open'
+from unittest import mock
 
 sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
 
 import gerrit_client
-import gerrit_util
 
 
 class TestGerritClient(unittest.TestCase):
@@ -120,7 +111,7 @@ class TestGerritClient(unittest.TestCase):
                                       subject='subject',
                                       params=[('work_in_progress', 'true')])
 
-  @mock.patch(BUILTIN_OPEN, mock.mock_open())
+  @mock.patch('builtins.open', mock.mock_open())
   @mock.patch('gerrit_util.ChangeEdit', return_value='')
   def test_changeedit(self, util_mock):
     open().read.return_value = 'test_data'

tests/gerrit_util_test.py

@@ -4,31 +4,19 @@
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
-from __future__ import print_function
-from __future__ import unicode_literals
-
-
-import base64
 import httplib2
+from io import StringIO
 import json
 import os
 import socket
 import sys
 import unittest
-
-if sys.version_info.major == 2:
-  from cStringIO import StringIO
-  import mock
-else:
-  from io import StringIO
-  from unittest import mock
+from unittest import mock
 
 sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
 
 import gerrit_util
-import gclient_utils
 import metrics
-import metrics_utils
 import subprocess2
 
 

tests/git_cache_test.py

@@ -5,6 +5,7 @@
 
 """Unit tests for git_cache.py"""
 
+from io import StringIO
 import logging
 import os
 import shutil
@@ -12,13 +13,7 @@ import subprocess
 import sys
 import tempfile
 import unittest
-
-if sys.version_info.major == 2:
-  from StringIO import StringIO
-  import mock
-else:
-  from io import StringIO
-  from unittest import mock
+from unittest import mock
 
 DEPOT_TOOLS_ROOT = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
 sys.path.insert(0, DEPOT_TOOLS_ROOT)

tests/git_cl_test.py

@@ -6,27 +6,18 @@
 
 """Unit tests for git_cl.py."""
 
-from __future__ import print_function
-from __future__ import unicode_literals
-
 import datetime
 import json
 import logging
+from io import StringIO
 import multiprocessing
 import optparse
 import os
-import pprint
 import shutil
 import sys
 import tempfile
 import unittest
-
-if sys.version_info.major == 2:
-  from StringIO import StringIO
-  import mock
-else:
-  from io import StringIO
-  from unittest import mock
+from unittest import mock
 
 sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
 

tests/git_common_test.py

@@ -6,9 +6,6 @@
 
 """Unit tests for git_common.py"""
 
-from __future__ import print_function
-from __future__ import unicode_literals
-
 import binascii
 import collections
 import datetime

tests/git_find_releases_test.py

@@ -5,25 +5,16 @@
 # found in the LICENSE file.
 """Unit tests for git_find_releases.py."""
 
-from __future__ import print_function
-from __future__ import unicode_literals
-
+from io import StringIO
 import logging
 import os
 import sys
 import unittest
-
-if sys.version_info.major == 2:
-  from StringIO import StringIO
-  import mock
-else:
-  from io import StringIO
-  from unittest import mock
+from unittest import mock
 
 sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
 
 import git_find_releases
-import git_common
 
 
 class TestGitFindReleases(unittest.TestCase):

tests/git_footers_test.py

@@ -2,18 +2,12 @@
 
 """Tests for git_footers."""
 
+from io import StringIO
 import json
 import os
 import sys
-import tempfile
 import unittest
-
-if sys.version_info.major == 2:
-  from StringIO import StringIO
-  import mock
-else:
-  from io import StringIO
-  from unittest import mock
+from unittest import mock
 
 sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
 

tests/git_hyper_blame_test.py

@@ -4,23 +4,13 @@
 # found in the LICENSE file.
 """Tests for git_dates."""
 
-from __future__ import unicode_literals
-
-import datetime
+from io import BytesIO, StringIO
 import os
 import re
 import shutil
 import sys
 import tempfile
-import unittest
-
-from io import BytesIO
-if sys.version_info.major == 2:
-  from StringIO import StringIO
-  import mock
-else:
-  from io import StringIO
-  from unittest import mock
+from unittest import mock
 
 DEPOT_TOOLS_ROOT = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
 sys.path.insert(0, DEPOT_TOOLS_ROOT)
@@ -29,7 +19,6 @@ from testing_support import coverage_utils
 from testing_support import git_test_utils
 
 import gclient_utils
-import git_common
 
 GitRepo = git_test_utils.GitRepo
 
@@ -590,11 +579,7 @@ class GitHyperBlameUnicodeTest(GitHyperBlameTestBase):
 
   # Add a line.
   COMMIT_B = {
-      # AUTHOR_NAME has .encode('utf-8') for py2 as Windows raises exception
-      # otherwise. Type remains str
-      GitRepo.AUTHOR_NAME:
-      ('\u4e2d\u56fd\u4f5c\u8005'.encode('utf-8')
-       if sys.version_info.major == 2 else '\u4e2d\u56fd\u4f5c\u8005'),
+      GitRepo.AUTHOR_NAME: '\u4e2d\u56fd\u4f5c\u8005',
       'file': {
           'data': b'red\ngreen\nblue\n'
       },
@@ -602,40 +587,12 @@ class GitHyperBlameUnicodeTest(GitHyperBlameTestBase):
 
   # Modify a line with non-UTF-8 author and file text.
   COMMIT_C = {
-      GitRepo.AUTHOR_NAME:
-      ('Lat\u00edn-1 Author'.encode('latin-1')
-       if sys.version_info.major == 2 else 'Lat\xedn-1 Author'),
+      GitRepo.AUTHOR_NAME: 'Lat\xedn-1 Author',
       'file': {
           'data': 'red\ngre\u00e9n\nblue\n'.encode('latin-1')
       },
   }
 
-  @unittest.skipIf(
-      sys.platform.startswith("win") and sys.version_info.major == 2,
-      "Known issue for Windows and py2")
-  def testNonASCIIAuthorName(self):
-    """Ensures correct tabulation.
-
-    Tests the case where there are non-ASCII (UTF-8) characters in the author
-    name.
-
-    Regression test for https://crbug.com/808905.
-
-    This test is disabled only for Windows and Python2 as `author` gets escaped
-    differently.
-    """
-    # Known issue with Windows and py2, skip test for such env
-    expected_output = [
-        self.blame_line('A', '1) red', author='ASCII Author'),
-        # Expect 8 spaces, to line up with the other name.
-        self.blame_line(
-            'B', '2) green', author='\u4e2d\u56fd\u4f5c\u8005        '),
-        self.blame_line('A', '3) blue', author='ASCII Author'),
-    ]
-    retval, output = self.run_hyperblame([], 'file', 'tag_B')
-    self.assertEqual(0, retval)
-    self.assertEqual(expected_output, output)
-
   def testNonUTF8Data(self):
     """Ensures correct behaviour even if author or file data is not UTF-8.
 

tests/git_map_test.py

@@ -5,14 +5,12 @@
 # found in the LICENSE file.
 """Tests for git_map."""
 
-from __future__ import print_function
-from __future__ import unicode_literals
-
 import io
 import os
 import re
 import sys
 import unittest
+from unittest import mock
 
 DEPOT_TOOLS_ROOT = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
 sys.path.insert(0, DEPOT_TOOLS_ROOT)
@@ -22,11 +20,6 @@ from testing_support import git_test_utils
 import git_map
 import git_common
 
-if sys.version_info.major == 2:
-  import mock
-else:
-  from unittest import mock
-
 
 git_common.TEST_MODE = True
 GitRepo = git_test_utils.GitRepo
@@ -111,7 +104,7 @@ class GitMapTest(git_test_utils.GitRepoReadOnlyTestBase):
         '* 315457dbe8	(tag_B) 1970-01-04 ~ B',
         '* cd589e62d8	(tag_A, origin/root_A) 1970-01-02 ~ A',
         '* 7026d3d68e	(tag_", root_", main, branch_") 1970-01-02 ~ "',
-		])
+    ])
     outbuf = io.BytesIO()
     self.repo.run(git_map.main, [], outbuf)
     output = outbuf.getvalue()

tests/git_migrate_default_branch_test.py

@@ -8,11 +8,7 @@ import collections
 import os
 import sys
 import unittest
-
-if sys.version_info.major == 2:
-  import mock
-else:
-  from unittest import mock
+from unittest import mock
 
 sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
 

tests/git_rebase_update_test.py

@@ -5,9 +5,6 @@
 
 """Unit tests for git_rebase_update.py"""
 
-from __future__ import print_function
-from __future__ import unicode_literals
-
 import os
 import sys
 

tests/owners_client_test.py

@@ -6,19 +6,13 @@
 import os
 import sys
 import unittest
-
-if sys.version_info.major == 2:
-  import mock
-else:
-  from unittest import mock
+from unittest import mock
 
 sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
 
 import gerrit_util
 import owners_client
 
-from testing_support import filesystem_mock
-
 
 alice = 'alice@example.com'
 bob = 'bob@example.com'

tests/owners_finder_test.py

@@ -8,11 +8,7 @@
 import os
 import sys
 import unittest
-
-if sys.version_info.major == 2:
-  import mock
-else:
-  from unittest import mock
+from unittest import mock
 
 sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))