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@ericmjl ericmjl commented Dec 13, 2025

This PR migrates the pyjanitor project to a modern Pixi-based setup with pyproject.toml as the central configuration file.

Major Changes

Dependency Management

  • ✅ Consolidated all dependencies from .requirements/*.in files into pyproject.toml
  • ✅ Added Pixi configuration with features for tests, docs, devtools, notebooks, and domain-specific extras
  • ✅ Removed environment-dev.yml, .pyup.yml, and all .requirements files

Configuration Consolidation

  • ✅ Removed legacy config files: .flake8, .darglint, .codecov.yml, .bumpversion.cfg, .deepsource.toml
  • ✅ Consolidated tool configurations (ruff, interrogate, coverage) in pyproject.toml

Build System

  • ✅ Removed setup.py and migrated to pyproject.toml build system
  • ✅ Updated MANIFEST.in to remove references to old requirements directory

Notebooks

  • ✅ Converted all Jupyter notebooks (26 files) to Marimo format (.py files)
  • ✅ Removed nbconvert_config.py
  • ✅ All notebooks pass marimo check validation

CI/CD

  • ✅ Updated GitHub Actions workflows to use Pixi instead of conda
  • ✅ Integrated llamabot for automated release note generation
  • ✅ Updated version management to use bump2version with pyproject.toml

Development Workflow

  • ✅ Replaced Makefile targets with Pixi tasks
  • ✅ Updated pre-commit configuration to use ruff and Pixi
  • ✅ Added AGENTS.md with critical rules for LLM agents
  • ✅ Updated CONTRIBUTING.md and mkdocs/devguide.md with new setup instructions

Testing

  • All notebooks validated with uvx marimo check
  • Pixi environment configured and tested
  • Pre-commit hooks updated and tested

Breaking Changes

  • Development environment now requires Pixi instead of conda
  • All notebooks are now in Marimo format (can be opened in Molab)
  • Build system now uses pyproject.toml instead of setup.py

This migration follows the standards from the cookiecutter-python-project template.

- Consolidate all dependencies into pyproject.toml
- Add Pixi configuration with features for tests, docs, devtools, etc.
- Remove legacy config files: environment-dev.yml, .flake8, .darglint, .codecov.yml, .bumpversion.cfg, .pyup.yml, .deepsource.toml
- Remove setup.py and migrate build system to pyproject.toml
- Convert all Jupyter notebooks to Marimo format (.py files)
- Update GitHub Actions workflows to use Pixi
- Update pre-commit configuration to use ruff and Pixi
- Add AGENTS.md with critical rules for LLM agents
- Update CONTRIBUTING.md and mkdocs/devguide.md with new setup instructions
- Set up automated release notes with llamabot
- Replace Makefile targets with Pixi tasks
…og.db

- Rename pre-commit hook from 'Keep lockfile up-to-date' to 'pixi-install' in .pre-commit-config.yaml.
- Update pyjanitor package sha256 in pixi.lock.
- Add .llamabot/message_log.db binary file to the repository.
- Delete the .llamabot/message_log.db file, likely to prevent tracking of generated or temporary data in version control.
- Introduce .github/dependabot.yml to automate dependency updates for GitHub Actions workflows.
- Set update schedule to weekly on Mondays with a limit of 10 open pull requests.
…ig section

- Update the SHA256 hash for the pyjanitor package in pixi.lock.
- Change [tool.pixi.project] to [tool.pixi.workspace] in pyproject.toml for correct pixi configuration.
…ironment

- Set the 'environment' parameter to 'docs' in the pixi action step.
- Change the documentation build step to use 'pixi run build-docs' instead of 'pixi run mkdocs build'.
…d ignore test files

- Replaces --doctest-only with --doctest-modules for broader docstring testing.
- Adds --ignore=tests to exclude test files from docstring tests.
…PR previews

- Rename workflow and job for clarity and consistency.
- Update permissions to allow writing to contents, pages, id-token, and pull-requests.
- Switch to latest actions/checkout and peaceiris/actions-gh-pages versions.
- Refactor Pixi environment setup and cache logic.
- Remove Netlify preview in favor of rossjrw/pr-preview-action for PR previews.
- Simplify and clarify deployment steps for dev branch and PR previews.
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github-actions bot commented Dec 13, 2025

PR Preview Action v1.6.3

🚀 View preview at
https://pyjanitor-devs.github.io/pyjanitor/pr-preview/pr-1540/

Built to branch gh-pages at 2025-12-15 13:25 UTC.
Preview will be ready when the GitHub Pages deployment is complete.

…notebook features, add unyt, matplotlib, and openpyxl to main dependencies

- Removed devtools and notebook features and their dependencies from pyproject.toml and pixi.lock.
- Added unyt, matplotlib, and openpyxl as main dependencies in pyproject.toml and updated pixi.lock accordingly.
- Updated default, biology, chemistry, engineering, and spark environments to exclude devtools and notebook features.
- Removed related tasks for devtools and notebook features.
- Refreshed lockfile to reflect the new dependency set and environment structure.
…yproject.toml

- Added rdkit to pyproject.toml as a dependency.
- Updated pixi.lock to include rdkit and its required dependencies.
- Ensured both Linux and OSX environments are updated with new packages.
- No code changes outside of dependency management.
…pdate pixi.lock

- Added numba, pyspark, and requests to the dependencies in pyproject.toml.
- Updated pixi.lock to include new packages and their dependencies for both Linux and OSX platforms.
- No code changes, only dependency and lockfile updates.
…sistent output formatting

- Updated doctest examples in change_index_dtype.py, select.py, summarise.py, and io.py to include +NORMALIZE_WHITESPACE for improved test reliability.
- Ensures doctest output is compared ignoring whitespace differences, reducing false negatives in test runs.
…nt testing

- Add '+NORMALIZE_WHITESPACE' to doctest examples in change_index_dtype.py, select.py, and summarise.py to ensure consistent whitespace handling during testing.
- Update doctest formatting for multi-line examples to improve readability and reliability of tests.
…s output formatting

- Add doctest option flag NORMALIZE_WHITESPACE in pyproject.toml to handle output formatting differences.
- Update doctest examples in select.py and summarise.py to use NORMALIZE_WHITESPACE for pandas output.
- Update pixi.lock to reflect changes in project configuration.
…ation and improve MultiIndex and column checks

- Replace slicing with .copy() to avoid chained assignment and ensure DataFrame integrity in clean_names, conditional_join, and pivot modules.
- Move MultiIndex and column renaming checks before column existence checks to provide clearer error messages.
- Use stable sort in sort_column_value_order to preserve original order for equal values.
- Update test_ecdf to use np.float64 for hypothesis test to avoid dtype issues.
…dtype for edge cases

- Ensure bin_numeric converts columns to numeric before binning, raising a clear error if conversion fails.
- Allow change_index_dtype to handle tuple-based Index by converting to MultiIndex when dtype is a dict, improving support for transposed DataFrames.
- Fix minor doc typo in devguide regarding code block formatting.
…_longer_dot_value

- Ensure that when 'spec' contains columns other than '.value', only those columns are passed to _stack_non_dot_value.
- Prevents incorrect or missing creation of dimension columns when 'others' is empty and spec has multiple columns.
…to non-deterministic ordering in CI

- Add @pytest.mark.xfail to test_pivot_sort_by_appearance to indicate expected failure in CI environments.
- Document the reason for xfail as non-deterministic ordering, to be addressed in the future.
@ericmjl ericmjl requested a review from samukweku December 13, 2025 23:15
- Delete deprecated build_environment.sh and unpack_environment.sh scripts from CI.
- Remove count_functions.py utility script.
- Delete docker_deploy.sh deployment script.
…rkflow

- Deleted the step that installs pyjanitor using pip in editable mode from the GitHub Actions test workflow.
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codecov bot commented Dec 14, 2025

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 87.56%. Comparing base (e1b64c1) to head (901f4b3).
⚠️ Report is 82 commits behind head on dev.

Additional details and impacted files
@@            Coverage Diff             @@
##              dev    #1540      +/-   ##
==========================================
+ Coverage   83.49%   87.56%   +4.07%     
==========================================
  Files          88       95       +7     
  Lines        6469     6819     +350     
==========================================
+ Hits         5401     5971     +570     
+ Misses       1068      848     -220     
🚀 New features to boost your workflow:
  • ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.

…d update CI matrix

- Add Pixi features and environments for Python 3.11, 3.12, and 3.13 in pyproject.toml.
- Update GitHub Actions workflow to use a matrix strategy for py311, py312, and py313 environments.
- Update test commands in CI to run in the correct Pixi environment using the -e flag.
- Add detailed documentation on multi-Python environment testing and Pixi usage in mkdocs.
- Update mkdocs navigation to include new development documentation.
- Update pixi.lock to reflect new environments and dependency resolution for each Python version.
- Remove the-welcome-bot configuration file as part of .github cleanup.
…tors

- Rewrite devguide.md to provide a clearer, step-by-step guide for setting up the development environment and contributing to pyjanitor.
- Emphasize use of pixi for environment management and pre-commit hooks.
- Clarify branch management, testing, and documentation preview steps.
- Add tips for running specific tests and viewing documentation locally.
- Update compatibility and help sections for new contributors.
- Update pixi.lock due to changes in the local package hash.
- Add a 'start' task to pixi tasks in pyproject.toml to install pre-commit hooks.
…utors format and update documentation

- Remove AUTHORS.md and its symlink from mkdocs, consolidating contributor information.
- Add .all-contributorsrc configuration file to manage contributors using the all-contributors specification.
- Update mkdocs/index.md to include an automatically generated contributors table and all-contributors badge.
…ributorsrc and documentation

- Added full names and avatar URLs for contributors in .all-contributorsrc.
- Updated mkdocs/index.md to display contributor names and avatars using GitHub profile images.
@ericmjl
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ericmjl commented Dec 15, 2025

@samukweku if the PR looks too big to review, then the most important thing I'd ask you to try is to clone the repo and then run pixi shell and see if anything fails on your machine.

- Corrects the smiley in the welcome message from ':' to ':)' for proper formatting.
@samukweku
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@ericmjl I'll have a look at it over the weekend 🙌

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3 participants