Switch from black, isort, flake8 to ruff (#9)

For consistency with Keras.

Author: hertschuh

examples/basic_ranking.py

@@ -27,9 +27,7 @@
 """
 
 import keras
-
-# Needed for the dataset
-import tensorflow as tf
+import tensorflow as tf  # Needed for the dataset
 import tensorflow_datasets as tfds
 
 """
@@ -113,7 +111,6 @@ def preprocess_rating(x):
 
 
 class RankingModel(keras.Model):
-
     def __init__(
         self,
         num_users,

examples/basic_retrieval.py

@@ -62,9 +62,7 @@
 """
 
 import keras
-
-# Needed for the dataset
-import tensorflow as tf
+import tensorflow as tf  # Needed for the dataset
 import tensorflow_datasets as tfds
 
 import keras_rs

pyproject.toml

@@ -1,13 +1,20 @@
-[tool.black]
+[tool.ruff]
 line-length = 80
 
-[tool.isort]
-profile = "black"
-force_single_line = "True"
-single_line_exclusions = ["typing"]
-known_first_party = ["keras_rs"]
-default_section = "THIRDPARTY"
-line_length = 80
+[tool.ruff.lint]
+select = [
+    "E",  # pycodestyle error
+    "F",  # Pyflakes
+    "I",  # isort
+]
+
+[tool.ruff.lint.per-file-ignores]
+"**/__init__.py" = ["F401"]  # imported but unused
+
+[tool.ruff.lint.isort]
+force-single-line = true
+single-line-exclusions = ["typing"]
+known-first-party = ["keras_rs"]
 
 [tool.mypy]
 strict = "True"

requirements-common.txt

@@ -2,10 +2,8 @@
 namex>=0.0.8
 
 # formatting and linting
-black>=22
-flake8
-isort
 mypy
+ruff
 
 # testing
 absl-py

shell/format.sh

@@ -1,10 +1,9 @@
 #!/bin/bash
-set -Eeuo pipefail
+set -Euo pipefail
 
 base_dir=$(dirname $(dirname $0))
 targets="${base_dir}"
 
-isort --sp "${base_dir}/pyproject.toml" ${targets}
-black --config "${base_dir}/pyproject.toml" ${targets}
-flake8 --config "${base_dir}/setup.cfg" ${targets}
+ruff check --config "${base_dir}/pyproject.toml" --fix ${targets}
+ruff format --config "${base_dir}/pyproject.toml" ${targets}
 mypy --config-file "${base_dir}/pyproject.toml" ${targets}

shell/lint.sh

@@ -1,10 +1,16 @@
 #!/bin/bash
-set -Eeuo pipefail
+set -Euo pipefail
 
 base_dir=$(dirname $(dirname $0))
 targets="${base_dir}"
 
-isort --sp "${base_dir}/pyproject.toml" --check ${targets}
-black --config "${base_dir}/pyproject.toml" --check ${targets}
-flake8 --config "${base_dir}/setup.cfg" ${targets}
+ruff check --config "${base_dir}/pyproject.toml" ${targets}
+exitcode=$?
+
+ruff format --check --config "${base_dir}/pyproject.toml" ${targets}
+exitcode=$(($exitcode + $?))
+
 mypy --config-file "${base_dir}/pyproject.toml" ${targets}
+exitcode=$(($exitcode + $?))
+
+exit $exitcode