Bug 1530267 - Remove explicit class inheritance from `object`

Since with Python 3 all classes inherit from it by default.

tests/conftest.py

@@ -602,7 +602,7 @@ def generic_reference_data(test_repository):
                                          Product,
                                          ReferenceDataSignatures)
 
-    class RefdataHolder(object):
+    class RefdataHolder:
         pass
     r = RefdataHolder()
 

tests/sampledata.py

@@ -2,7 +2,7 @@ import json
 import os
 
 
-class SampleData(object):
+class SampleData:
 
     @classmethod
     def get_perf_data(cls, filename):

treeherder/auth/backends.py

@@ -28,7 +28,7 @@ with open('treeherder/auth/jwks.json') as f:
     jwks = json.load(f)
 
 
-class AuthBackend(object):
+class AuthBackend:
 
     def _get_access_token_expiry(self, request):
         expiration_timestamp_in_seconds = request.META.get('HTTP_ACCESS_TOKEN_EXPIRES_AT')

treeherder/autoclassify/matchers.py

@@ -176,7 +176,7 @@ def crash_signature_matcher(text_log_error):
     return scored_matches
 
 
-class MatchScorer(object):
+class MatchScorer:
     """Simple scorer for similarity of strings based on python's difflib SequenceMatcher."""
     def __init__(self, target):
         """:param target: The string to which candidate strings will be compared."""

treeherder/client/thclient/client.py

@@ -10,7 +10,7 @@ __version__ = '5.0.0'
 logger = logging.getLogger(__name__)
 
 
-class TreeherderClient(object):
+class TreeherderClient:
     """
     Treeherder client class
     """

treeherder/client/thclient/perfherder.py

@@ -1,7 +1,7 @@
 from .client import TreeherderClient
 
 
-class PerformanceTimeInterval(object):
+class PerformanceTimeInterval:
     '''
     Valid time intervals for Perfherder series
     '''

treeherder/etl/bugzilla.py

@@ -23,7 +23,7 @@ def fetch_intermittent_bugs(offset, limit):
     return response.get('bugs', [])
 
 
-class BzApiBugProcess(object):
+class BzApiBugProcess:
 
     def run(self):
         bug_list = []

treeherder/etl/job_loader.py

@@ -15,7 +15,7 @@ from treeherder.model.models import (Push,
 logger = logging.getLogger(__name__)
 
 
-class JobLoader(object):
+class JobLoader:
     """Validate, transform and load a list of Jobs"""
 
     TEST_RESULT_MAP = {

treeherder/etl/push_loader.py

@@ -13,7 +13,7 @@ env = environ.Env()
 logger = logging.getLogger(__name__)
 
 
-class PushLoader(object):
+class PushLoader:
     """Transform and load a list of pushes"""
 
     def process(self, message_body, exchange):
@@ -62,7 +62,7 @@ class PushLoader(object):
             "Unsupported push exchange: {}".format(exchange))
 
 
-class GithubTransformer(object):
+class GithubTransformer:
 
     CREDENTIALS = {
         "client_id": env("GITHUB_CLIENT_ID", default=None),
@@ -192,7 +192,7 @@ class GithubPullRequestTransformer(GithubTransformer):
         return self.fetch_push(pr_url, repository)
 
 
-class HgPushTransformer(object):
+class HgPushTransformer:
     # {
     #   "root": {
     #     "payload": {

treeherder/etl/pushlog.py

@@ -21,7 +21,7 @@ def last_push_id_from_server(repo):
     return data['lastpushid']
 
 
-class HgPushlogProcess(object):
+class HgPushlogProcess:
     # For more info on Mercurial Pushes, see:
     #   https://mozilla-version-control-tools.readthedocs.io/en/latest/hgmo/pushlog.html
 

treeherder/intermittents_commenter/commenter.py

@@ -21,7 +21,7 @@ from treeherder.model.models import (BugJobMap,
 logger = logging.getLogger(__name__)
 
 
-class Commenter(object):
+class Commenter:
     """Handles fetching, composing and submitting bug comments based on
        daily or weekly thresholds and date range, and updating whiteboard
        and priority status as need; if in dry_run, comments will be output

treeherder/log_parser/artifactbuildercollection.py

@@ -10,7 +10,7 @@ from .artifactbuilders import (BuildbotJobArtifactBuilder,
 MAX_DOWNLOAD_SIZE_IN_BYTES = 5 * 1024 * 1024
 
 
-class ArtifactBuilderCollection(object):
+class ArtifactBuilderCollection:
     """
 Run a log through a collection of Artifact Builders to generate artifacts.
 

treeherder/log_parser/artifactbuilders.py

@@ -7,7 +7,7 @@ from .parsers import (PerformanceParser,
 logger = logging.getLogger(__name__)
 
 
-class ArtifactBuilderBase(object):
+class ArtifactBuilderBase:
     """
     Base class for all Buildbot log parsers.
 

treeherder/log_parser/parsers.py

@@ -9,7 +9,7 @@ from django.conf import settings
 logger = logging.getLogger(__name__)
 
 
-class ParserBase(object):
+class ParserBase:
     """
     Base class for all parsers.
 

treeherder/perfalert/perfalert/__init__.py

@@ -74,7 +74,7 @@ def calc_t(w1, w2, weight_fn=None):
 
 
 @functools.total_ordering
-class RevisionDatum(object):
+class RevisionDatum:
     '''
     This class represents a specific revision and the set of values for it
     '''

treeherder/seta/analyze_failures.py

@@ -19,7 +19,7 @@ from treeherder.seta.update_job_priority import update_job_priority_table
 logger = logging.getLogger(__name__)
 
 
-class AnalyzeFailures(object):
+class AnalyzeFailures:
     def __init__(self, **options):
         self.dry_run = options.get('dry_run', False)
 

treeherder/seta/job_priorities.py

@@ -20,7 +20,7 @@ class SetaError(Exception):
     pass
 
 
-class SETAJobPriorities(object):
+class SETAJobPriorities:
     """
     SETA JobPriority Implementation
     """

treeherder/workers/task.py

@@ -11,7 +11,7 @@ from django.db.utils import (IntegrityError,
 from treeherder.etl.exceptions import MissingPushException
 
 
-class retryable_task(object):
+class retryable_task:
     """Wrapper around a celery task to add conditional task retrying."""
 
     NON_RETRYABLE_EXCEPTIONS = (