trivial: Update to hacking 2.x

Fixes an issue we're seeing in the python3-based gate plus some other
random things.

Change-Id: I417c0a7669090ee3419c406024f6f3e3289b4c4b
Signed-off-by: Stephen Finucane <stephenfin@redhat.com>

git_review/cmd.py

@@ -1,23 +1,21 @@
 # -*- coding: utf-8 -*-
+
+# Copyright (C) 2011-2020 OpenStack LLC.
+#
+# Licensed under the Apache License, Version 2.0 (the "License"); you may
+# not use this file except in compliance with the License.  You may obtain
+# a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, 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.
+
 from __future__ import print_function
 
-COPYRIGHT = """\
-Copyright (C) 2011-2012 OpenStack LLC.
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-   http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-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."""
-
 import argparse
 import datetime
 import getpass
@@ -48,6 +46,24 @@ USER_CONFIG = os.path.join(CONFIGDIR, "git-review.conf")
 DEFAULTS = dict(scheme='ssh', hostname=False, port=None, project=False,
                 branch='master', remote="gerrit", rebase="1",
                 track="0", usepushurl="0")
+COPYRIGHT = """\
+Copyright (C) 2011-2020 OpenStack LLC.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+   http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+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.
+"""
+
 
 _branch_name = None
 _has_color = None
@@ -469,8 +485,8 @@ def alias_url(url, rewrite_push):
         # there is a longer insteadOf alias.
         longest = None
         for alias in rewrites:
-            if (url.startswith(alias)
-                    and (longest is None or len(longest) < len(alias))):
+            if url.startswith(alias) and (
+                    longest is None or len(longest) < len(alias)):
                 longest = alias
 
         if longest:
@@ -1183,7 +1199,7 @@ def fetch_review(review, masterbranch, remote, project):
     except KeyError:
         topic = review
     try:
-        author = re.sub('\W+', '_', review_info['owner']['name']).lower()
+        author = re.sub(r'\W+', '_', review_info['owner']['name']).lower()
     except KeyError:
         author = 'unknown'
     remote_branch = review_info['branch']
@@ -1216,7 +1232,7 @@ def checkout_review(branch_name, remote, remote_branch):
                             branch_name)
 
     except CheckoutNewBranchFailed as e:
-        if re.search("already exists\.?", e.output):
+        if re.search(r"already exists\.?", e.output):
             print("Branch %s already exists - reusing" % branch_name)
             track_remote, track_branch = parse_tracking(
                 ref='refs/heads/' + branch_name)
@@ -1389,7 +1405,14 @@ class _DownloadFlag(argparse.Action):
 def _main():
     usage = "git review [OPTIONS] ... [BRANCH]"
 
-    parser = argparse.ArgumentParser(usage=usage, description=COPYRIGHT)
+    description = """\
+A git command for submitting branches to Gerrit.
+
+git-review is a tool that helps submitting git branches to gerrit for
+review.
+"""
+
+    parser = argparse.ArgumentParser(usage=usage, description=description)
 
     topic_arg_group = parser.add_mutually_exclusive_group()
     topic_arg_group.add_argument("-t", "--topic", dest="topic",
@@ -1707,7 +1730,7 @@ def main():
         # would report utf-8
         # see: https://stackoverflow.com/a/23847316/99834
         stdin, stdout, stderr = sys.stdin, sys.stdout, sys.stderr
-        reload(sys)
+        reload(sys)  # noqa
         sys.stdin, sys.stdout, sys.stderr = stdin, stdout, stderr
         sys.setdefaultencoding(os.environ.get('PYTHONIOENCODING', 'utf-8'))
 

git_review/tests/__init__.py

@@ -20,6 +20,13 @@ import stat
 import struct
 import sys
 
+import fixtures
+import requests
+import testtools
+from testtools import content
+
+from git_review.tests import utils
+
 if sys.version < '3':
     import urllib
     import urlparse
@@ -29,12 +36,6 @@ else:
     import urllib.request
     urlparse = urllib.parse.urlparse
 
-import fixtures
-import requests
-import testtools
-from testtools import content
-
-from git_review.tests import utils
 
 WAR_URL = 'http://tarballs.openstack.org/' \
           'ci/gerrit/gerrit-v2.11.4.13.cb9800e.war'

git_review/tests/check_test_id_hashes.py

@@ -53,5 +53,6 @@ def main(argv):
     )
     return 2
 
+
 if __name__ == "__main__":
     sys.exit(main(sys.argv))

git_review/tests/prepare.py

@@ -22,5 +22,6 @@ def main():
     helpers.ensure_gerrit_war()
     helpers.init_gerrit()
 
+
 if __name__ == "__main__":
     main()

git_review/tests/test_git_review.py

@@ -287,8 +287,8 @@ class GitReviewTestCase(tests.BaseGitReviewTestCase):
 
         br_out = self._run_git('checkout',
                                '-b', 'test_branch', 'origin/maint')
-        expected_track = ".*\nBranch '?test_branch'? set up to track remote" + \
-                         " branch '?maint'? from '?origin'?."
+        expected_track = (".*\nBranch '?test_branch'? set up to track remote "
+                          "branch '?maint'? from '?origin'?.")
         track_matcher = testtools.matchers.MatchesRegex(expected_track)
         self.assertThat(br_out, track_matcher)
         branches = self._run_git('branch', '-a')

git_review/tests/utils.py

@@ -18,6 +18,22 @@ import subprocess
 import traceback
 
 
+GERRIT_CONF_TMPL = """
+[gerrit]
+    basePath = git
+    canonicalWebUrl = http://nonexistent/
+[database]
+    type = h2
+    database = db/ReviewDB
+[auth]
+    type = DEVELOPMENT_BECOME_ANY_ACCOUNT
+[sshd]
+    listenAddress = %s:%s
+[httpd]
+    listenUrl = http://%s:%s/
+"""
+
+
 def run_cmd(*args, **kwargs):
     """Run command and check the return code."""
     preexec_fn = None
@@ -64,21 +80,6 @@ def write_to_file(path, content):
     with open(path, 'wb') as file_:
         file_.write(content)
 
-GERRIT_CONF_TMPL = """
-[gerrit]
-    basePath = git
-    canonicalWebUrl = http://nonexistent/
-[database]
-    type = h2
-    database = db/ReviewDB
-[auth]
-    type = DEVELOPMENT_BECOME_ANY_ACCOUNT
-[sshd]
-    listenAddress = %s:%s
-[httpd]
-    listenUrl = http://%s:%s/
-"""
-
 
 def get_gerrit_conf(ssh_addr, ssh_port, http_addr, http_port):
     return GERRIT_CONF_TMPL % (ssh_addr, ssh_port, http_addr, http_port)

test-requirements.txt

@@ -1,4 +1,4 @@
-hacking>=0.10.0,<0.11
+hacking>=2.0.0,<2.1.0
 mock
 fixtures>=0.3.14
 stestr>=2.2.0

tox.ini

@@ -36,6 +36,6 @@ commands =
 commands = {posargs}
 
 [flake8]
-ignore = E125,H202,H405,H904
+ignore = E125,H202,H405,H904,W504
 show-source = True
 exclude = .venv,.git,.tox,dist,doc,releasenotes,*lib/python*,*egg,build