Replace Pylint with Ruff linter

.run/commands/ruffautofix.sh

@@ -0,0 +1,9 @@
+# vim: set ft=bash ts=3 sw=3 expandtab:
+# Run the Ruff linter, applying automatic fixes only
+
+command_ruffautofix() {
+   echo "Applying Ruff automatic fixes..."
+   CLICOLOR_FORCE=1 poetry_run ruff check --fix --fix-only
+   echo "done"
+}
+

.run/commands/ruffformat.sh

@@ -3,7 +3,7 @@
 
 command_ruffformat() {
    echo "Running Ruff formatter..."
-   poetry_run ruff format "$@"
+   CLICOLOR_FORCE=1 poetry_run ruff format "$@"
    echo "done"
 }
 

.run/commands/rufflint.sh

@@ -0,0 +1,33 @@
+# vim: set ft=bash ts=3 sw=3 expandtab:
+# Run the Ruff linter with no automatic fixes
+
+# The command line below is a bit of a hack.  The goal is to generate output
+# that's compatible with the PyCharm output filter, which expects this:
+#
+#     $FILE_PATH$:$LINE$
+#
+# However, right now ruff generates some extra stuff at the front of the line,
+# ("  --> "), which needs to be stripped so PyCharm will recognize the pattern.
+# In theory it seems like it should be possible to do this entirely within the
+# PyCharm output filter, without needing sed, but I haven't been able to make
+# it work.
+#
+# Note that the extra .* in the regex below is needed to handle the ANSI color
+# escape sequences, which aren't immediately obvious.
+#
+# See: https://github.com/astral-sh/ruff/issues/19983
+
+command_rufflint() {
+   echo "Running Ruff linter..."
+
+   # normally we would just run the command, but the $() subshell messes with error handling
+   OUTPUT=$(CLICOLOR_FORCE=1 poetry_run ruff check --no-fix 2>&1)
+   if [ $? != 0 ]; then
+      echo "$OUTPUT" | sed 's/ *.*-->.* //'
+      exit 1
+   fi
+
+   echo "$OUTPUT"
+   echo "done"
+}
+

.run/tasks/checks.sh

@@ -10,8 +10,8 @@ task_checks() {
    echo ""
    run_command ruffformat --check
    echo ""
-   run_command mypy
+   run_command rufflint
    echo ""
-   run_command pylint
+   run_command mypy
 }
 

.run/tasks/format.sh

@@ -6,5 +6,6 @@ help_format() {
 
 task_format() {
    run_command ruffformat
+   run_command ruffautofix
 }
 

.run/tasks/pylint.sh → .run/tasks/lint.sh

@@ -1,11 +1,11 @@
 # vim: set ft=bash sw=3 ts=3 expandtab:
 
-help_pylint() {
+help_lint() {
    # No help - exists for PyCharm integration
    echo -n ""
 }
 
-task_pylint() {
-   run_command pylint
+task_lint() {
+   run_command rufflint
 }
 

Changelog

@@ -7,7 +7,7 @@ Version 0.1.27     unreleased
 	* Add a new `run clean` target to clean up generated data.
 	* Move unit tests from `tests` into `src/tests/uciparse`.
 	* Update the MyPy configuration so we're using latest rules.
-	* Replace black and isort tools with the Ruff formatter.
+	* Replace black, isort, and pylint with the Ruff formatter and linter.
 	* Update the jinja2 transitive dependency to address CVE-2025-27516.
 	* Update the requests transitive dependency to address CVE-2024-47081.
 	* Update the urllib3 transitive dependency to address CVE-2025-50181.

DEVELOPER.md

@@ -8,7 +8,7 @@ This code should work equivalently on MacOS, Linux, and Windows.
 
 This project uses [Poetry v2](https://python-poetry.org/) to manage Python packaging and dependencies.  Most day-to-day tasks (such as running unit tests from the command line) are orchestrated through Poetry.
 
-A coding standard is enforced using [Ruff](https://docs.astral.sh/ruff/) and [Pylint](https://pypi.org/project/pylint/).  Python 3 type hinting is validated using [MyPy](https://pypi.org/project/mypy/).
+A coding standard is enforced using [Ruff](https://docs.astral.sh/ruff/).  Python 3 type hinting is validated using [MyPy](https://pypi.org/project/mypy/).
 
 ## Pre-Commit Hooks
 
@@ -187,7 +187,7 @@ Go to the PyCharm settings and find the `uci-parse` project.  Under
 folder.  In the **Exclude Files** box, enter the following:
 
 ```
-LICENSE;NOTICE;PyPI.md;build;dist;docs/_build;out;poetry.lock;poetry.toml;run;.coverage;.coverage.lcov;.coveragerc;.gitattributes;.github;.gitignore;.htmlcov;.idea;.mypy_cache;.poetry;.pre-commit-config.yaml;.pylintrc;.pytest_cache;.python-version;.readthedocs.yml;.run;.tabignore;.venv
+LICENSE;NOTICE;PyPI.md;build;dist;docs/_build;out;poetry.lock;poetry.toml;run;.coverage;.coverage.lcov;.coveragerc;.gitattributes;.github;.gitignore;.htmlcov;.idea;.mypy_cache;.poetry;.pre-commit-config.yaml;.pytest_cache;.python-version;.readthedocs.yml;.ruff_cache;.run;.tabignore;.venv
 ```
 
 When you're done, click **Ok**.  Then, go to the gear icon in the project panel
@@ -217,11 +217,11 @@ run configuration before PyCharm will find the right test suite.
 ### External Tools
 
 Optionally, you might want to set up external tools for some of common
-developer tasks: code reformatting and the PyLint and MyPy checks.  One nice
+developer tasks: code reformatting and the Ruff and MyPy checks.  One nice
 advantage of doing this is that you can configure an output filter, which makes
-the Pylint and MyPy errors clickable.  To set up external tools, go to PyCharm
-settings and find **Tools > External Tools**.  Add the tools as described
-below.
+the Ruff linter and MyPy errors clickable.  To set up external tools, go to
+PyCharm settings and find **Tools > External Tools**.  Add the tools as
+described below.
 
 #### Linux or MacOS
 
@@ -272,23 +272,23 @@ source ~/.bash_profile
 |Open console for tool outout|_Checked_|
 |Make console active on message in stdout|_Checked_|
 |Make console active on message in stderr|_Checked_|
-|Output filters|`$FILE_PATH$:$LINE$:$COLUMN$:.*`|
+|Output filters|`$FILE_PATH$:$LINE$`|
 
-##### Run Pylint Checks
+##### Run Ruff Linter
 
 |Field|Value|
 |-----|-----|
-|Name|`Run Pylint Checks`|
-|Description|`Run the Pylint code checks`|
+|Name|`Run Ruff Linter`|
+|Description|`Run the Ruff linter code checks`|
 |Group|`Developer Tools`|
 |Program|`$ProjectFileDir$/run`|
-|Arguments|`pylint`|
+|Arguments|`lint`|
 |Working directory|`$ProjectFileDir$`|
 |Synchronize files after execution|_Unchecked_|
 |Open console for tool outout|_Checked_|
 |Make console active on message in stdout|_Checked_|
 |Make console active on message in stderr|_Checked_|
-|Output filters|`$FILE_PATH$:$LINE$:$COLUMN.*`|
+|Output filters|`$FILE_PATH$:$LINE$`|
 
 #### Windows
 
@@ -328,23 +328,23 @@ change the path for `bash.exe`.
 |Open console for tool outout|_Checked_|
 |Make console active on message in stdout|_Checked_|
 |Make console active on message in stderr|_Checked_|
-|Output filters|`$FILE_PATH$:$LINE$:$COLUMN$:.*`|
+|Output filters|`$FILE_PATH$:$LINE$`|
 
-##### Run Pylint Checks
+##### Run Ruff Linter
 
 |Field|Value|
 |-----|-----|
-|Name|`Run Pylint Checks`|
-|Description|`Run the Pylint code checks`|
+|Name|`Run Ruff Linter`|
+|Description|`Run the Ruff linter code checks`|
 |Group|`Developer Tools`|
 |Program|`powershell.exe`|
-|Arguments|`& 'C:\Program Files\Git\bin\bash.exe' -l "./run" pylint | Out-String`|
+|Arguments|`& 'C:\Program Files\Git\bin\bash.exe' -l "./run" lint | Out-String`|
 |Working directory|`$ProjectFileDir$`|
 |Synchronize files after execution|_Unchecked_|
 |Open console for tool outout|_Checked_|
 |Make console active on message in stdout|_Checked_|
 |Make console active on message in stderr|_Checked_|
-|Output filters|`$FILE_PATH$:$LINE$:$COLUMN.*`|
+|Output filters|`$FILE_PATH$:$LINE$`|
 
 ## Release Process
 

docs/conf.py

@@ -1,6 +1,3 @@
-# -*- coding: utf-8 -*-
-# pylint: skip-file
-#
 # UCI Parse documentation build configuration file, based on existing
 # documentation for Requests (https://github.com/psf/requests).
 #