Add ruff pre-commit hook, remove flake8 configuration and port settings to ruff's

.pre-commit-config.yaml

@@ -1,9 +1,4 @@
 repos:
-  - repo: https://github.com/pycqa/flake8
-    rev: 6.0.0
-    hooks:
-      - id: flake8
-        args: [--append-config=tox.ini]
   - repo: https://github.com/shellcheck-py/shellcheck-py
     rev: v0.9.0.5
     hooks:
@@ -17,6 +12,11 @@ repos:
     hooks:
       - id: markdownlint
         args: [--fix]
+  - repo: https://github.com/astral-sh/ruff-pre-commit
+    rev: v0.1.14
+    hooks:
+      - id: ruff
+        args: [--fix]
   - repo: https://github.com/psf/black
     rev: 23.3.0
     hooks:

README.md

@@ -5,6 +5,7 @@
 ![Node dependencies Status](https://shields.io/librariesio/github/mozilla/treeherder)
 [![Documentation Status](https://readthedocs.org/projects/treeherder/badge/?version=latest)](https://treeherder.readthedocs.io/?badge=latest)
 [![Code style: black](https://img.shields.io/badge/code%20style-black-000000.svg)](https://github.com/psf/black)
+[![Ruff](https://img.shields.io/endpoint?url=https://raw.githubusercontent.com/astral-sh/ruff/main/assets/badge/v2.json)](https://github.com/astral-sh/ruff)
 
 ## Description
 

pyproject.toml

@@ -33,3 +33,40 @@ exclude = '''
   | treeherder/changelog/migrations
 )/
 '''
+
+[tool.ruff]
+# Same as Black.
+line-length = 100
+
+# Assume Python 3.9
+target-version = "py39"
+
+# In addition to the standard set of exclusions, omit all tests, plus a specific file.
+extend-exclude = ["*/.*/",".*/","__pycache__","node_modules"]
+
+select = [
+  # pycodestyle
+  "E",
+  "W",
+  # pyflakes
+  "F",
+]
+
+ignore = [
+  # E203 whitespace before ':'
+  "E203",
+  # E231: missing whitespace after ','
+  "E231",
+  # E501: line too long
+  "E501"
+]
+
+[tool.ruff.per-file-ignores]
+# Ignore `module-import-not-at-top-of-file` rule of `pycodestyle`
+"treeherder/model/models.py" = ["E402"]
+
+# Ignore `not-is-test` rule of `pycodestyle`
+"treeherder/perf/sheriffing_criteria/criteria_tracking.py" = ["E714"]
+
+# Ignore `not-in-test` rule of `pycodestyle`
+"treeherder/push_health/utils.py" = ["E713"]

setup.cfg

@@ -1,12 +1,3 @@
-[flake8]
-exclude = */.*/,.*/,__pycache__,node_modules
-# E129: visually indented line with same indent as next logical line
-# E203 whitespace before ':'
-# E231: missing whitespace after ','
-# E501: line too long
-extend_ignore = E129,E203,E231,E501
-max-line-length = 100
-
 [tool:pytest]
 testpaths = tests
 norecursedirs = __pycache__ ui

tox.ini

@@ -54,6 +54,3 @@ whitelist_externals=
     docker-compose
 commands =
     docker-compose run -e TREEHERDER_DEBUG=False -e DATABASE_URL=psql://postgres:mozilla1234@postgres:5432/treeherder backend bash -c "pytest --cov --cov-report=xml tests/ --runslow -p no:unraisableexception"
-
-[flake8]
-per-file-ignores = treeherder/model/models.py:E402