min py3.8 & update with Ruff (#6)

---------

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

.github/workflows/ci-testing.yml

@@ -18,8 +18,8 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ubuntu-20.04, macOS-11, windows-latest]
-        python-version: ["3.7", "3.9"]
+        os: ["ubuntu-22.04", "macOS-13", "windows-2022"]
+        python-version: ["3.8", "3.9"]
 
     # Timeout: https://stackoverflow.com/a/59076067/4521646
     timeout-minutes: 10

.pre-commit-config.yaml

@@ -6,7 +6,7 @@ ci:
 
 repos:
   - repo: https://github.com/pre-commit/pre-commit-hooks
-    rev: v4.4.0
+    rev: v4.6.0
     hooks:
       - id: end-of-file-fixer
       - id: trailing-whitespace
@@ -19,26 +19,21 @@ repos:
       - id: detect-private-key
 
   - repo: https://github.com/executablebooks/mdformat
-    rev: 0.7.16
+    rev: 0.7.17
     hooks:
       - id: mdformat
         additional_dependencies:
           - mdformat-gfm
           - mdformat-black
           - mdformat_frontmatter
 
-  - repo: https://github.com/psf/black
-    rev: 23.3.0
-    hooks:
-      - id: black
-        name: Format code
-        args:
-          - "--line-length=120"
-
   - repo: https://github.com/charliermarsh/ruff-pre-commit
-    rev: v0.0.272
+    rev: v0.4.8
     hooks:
+      # try to fix what is possible
+      - id: ruff
+        args: ["--fix"]
+      # perform formatting updates
+      - id: ruff-format
+      # validate if all is fine with preview mode
       - id: ruff
-        args:
-          - "--fix"
-          - "--line-length=120"

gammatone/fftweight.py

@@ -6,7 +6,9 @@
 This module contains functions for calculating weights to approximate a
 gammatone filterbank-like "spectrogram" from a Fourier transform.
 """
+
 from __future__ import division
+
 import numpy as np
 
 import gammatone.filters as filters

gammatone/filters.py

@@ -6,6 +6,7 @@
 This module contains functions for constructing sets of equivalent rectangular
 bandwidth gammatone filters.
 """
+
 from __future__ import division
 
 import numpy as np

gammatone/gtgram.py

@@ -8,9 +8,10 @@
 """
 
 from __future__ import division
+
 import numpy as np
 
-from .filters import make_erb_filters, centre_freqs, erb_filterbank
+from .filters import centre_freqs, erb_filterbank, make_erb_filters
 
 
 def round_half_away_from_zero(num):

gammatone/plot.py

@@ -6,7 +6,9 @@
 Plotting utilities related to gammatone analysis, primarily for use with
 ``matplotlib``.
 """
+
 from __future__ import division
+
 import argparse
 import os.path
 
@@ -16,9 +18,10 @@
 import scipy.constants
 import scipy.io.wavfile
 
-from .filters import erb_point
-import gammatone.gtgram
 import gammatone.fftweight
+import gammatone.gtgram
+
+from .filters import erb_point
 
 
 class ERBFormatter(matplotlib.ticker.EngFormatter):

pyproject.toml

@@ -0,0 +1,40 @@
+[build-system]
+requires = [
+  "setuptools",
+  "wheel",
+]
+
+[tool.ruff]
+target-version = "py38"
+line-length = 120
+
+#[tool.ruff.format]
+#preview = true
+
+[tool.ruff.lint]
+select = [
+    "E",
+    "W", # see: https://pypi.org/project/pycodestyle
+    "F", # see: https://pypi.org/project/pyflakes
+    "I", #see: https://pypi.org/project/isort/
+#    "D", # see: https://pypi.org/project/pydocstyle
+#    "N", # see: https://pypi.org/project/pep8-naming
+#    "S", # see: https://pypi.org/project/flake8-bandit
+#    "UP", # see: https://docs.astral.sh/ruff/rules/#pyupgrade-up
+]
+ignore = [
+    "E731",   # Do not assign a lambda expression, use a def
+]
+ignore-init-module-imports = true
+unfixable = ["F401"]
+
+[tool.ruff.lint.pydocstyle]
+# Use Google-style docstrings.
+convention = "google"
+
+#[tool.ruff.pycodestyle]
+#ignore-overlong-task-comments = true
+
+[tool.ruff.lint.mccabe]
+# Unlike Flake8, default to a complexity level of 10.
+max-complexity = 10

setup.py

@@ -4,12 +4,12 @@
 # BSD license: https://github.com/detly/gammatone/blob/master/COPYING
 import os
 
-from setuptools import setup, find_packages
+from setuptools import find_packages, setup
 
 _PATH_ROOT = os.path.dirname(__file__)
 
 with open(os.path.join(_PATH_ROOT, "README.md"), encoding="utf-8") as fo:
-    readme = fo.read()
+    README = fo.read()
 
 setup(
     name="Gammatone",
@@ -18,7 +18,8 @@
     author_email="[email protected]",
     url="https://github.com/Lightning-Sandbox/gammatone",
     download_url="https://github.com/Lightning-Sandbox/gammatone/archive/master.zip",
-    long_description=readme,
+    long_description=README,
+    python_requires=">=3.8",
     long_description_content_type="text/markdown",
     packages=find_packages(exclude=["tests"]),
     install_requires=["numpy", "scipy", "matplotlib"],

tests/test_fft_gtgram.py

@@ -3,10 +3,10 @@
 #
 # This file is part of the gammatone toolkit, and is licensed under the 3-clause
 # BSD license: https://github.com/detly/gammatone/blob/master/COPYING
-from mock import patch
 import nose
 import numpy as np
 import scipy.io
+from mock import patch
 from pkg_resources import resource_stream
 
 import gammatone.fftweight

tests/test_fft_weights.py

@@ -4,6 +4,7 @@
 # This file is part of the gammatone toolkit, and is licensed under the 3-clause
 # BSD license: https://github.com/detly/gammatone/blob/master/COPYING
 from __future__ import division
+
 import nose
 import numpy as np
 import scipy.io

tests/test_gammatonegram.py

@@ -3,10 +3,10 @@
 #
 # This file is part of the gammatone toolkit, and is licensed under the 3-clause
 # BSD license: https://github.com/detly/gammatone/blob/master/COPYING
-from mock import patch
 import nose
 import numpy as np
 import scipy.io
+from mock import patch
 from pkg_resources import resource_stream
 
 import gammatone.gtgram

tests/test_specgram.py

@@ -3,10 +3,10 @@
 #
 # This file is part of the gammatone toolkit, and is licensed under the 3-clause
 # BSD license: https://github.com/detly/gammatone/blob/master/COPYING
-from mock import patch
 import nose
 import numpy as np
 import scipy.io
+from mock import patch
 from pkg_resources import resource_stream
 
 import gammatone.fftweight