###### tags: `work-log`

# Weekly work log (NASA and CZI grants)

## Week 34 (2023-08-18 - 2023-08-25)

## Week 33 (2023-08-11 - 2023-08-18)

### Sunden
## Week 32 (2023-08-04 - 2023-08-11)

### Sunden

- Release of 3.8.0rc1
- Building wheels on numpy 1.25, fixing pypy and adding musl wheels

### Sunden
## Week 31 (2023-07-28 - 2023-08-04)

### Sunden

- 3.8 preparation
- Fix upstream pyparsing error messages
- Communicate with xarray about upcoming type hint changes
- nearing end of release-critical tasks
- GSOC meeting

## Week 30 (2023-07-21 - 2023-07-28)

### Sunden

- 3.8 burndown, especially review typing hinting PRs
- GSOC meeting

## Week 29 (2023-07-14 - 2023-07-21)

### Sunden

- Travel back from SciPy
- Catch-up on maintenance post SciPy
- 3.8 burndown

### Sunden

## Week 28 (2023-07-07 - 2023-07-14)

### Sunden

- SciPy 2023 Conference
- Tutorial presentation
- Attend talks, meet people from related libraries
- Sprints with new contributors
- GSOC meeting

## Week 27 (2023-06-30 - 2023-07-07)

### Sunden

- US holidays
- 3.8 burndown
- 3.7.2 release
- Prep for SciPy (incl tutorial work)

## Week 26 (2023-06-23 - 2023-06-30)

### Sunden

- investigate pyparsing upstream breakage
- improve pyparsing performance by 25% by reducing reliance on forward references
- 3.8 burndown
- GSOC meeting

## Week 25 (2023-06-16 - 2023-06-23)

### Sunden

- (Few days off)
- Catchup on maintenance post days off
- Scipy tutorial prep
- 3.8 burndown
- GSOC meeting

## Week 24 (2023-06-09 - 2023-06-16)

### Sunden

- Prepare Scipy tutorial
- 3.8 burndown
- GSOC meeting
-
## Week 23 (2023-06-02 - 2023-06-09)

### Sunden

- Write developer docs regarding type hints (especisally deprecations)
- Data prototype work
- GSOC meeting

## Week 22 (2023-05-36 - 2023-06-02)

### Sunden
- Catch up on maintenance tasks post developer summit
- Talk about unit dtypes in numpy with seberg
- Nightly wheel location transition
- GSOC meeting

## Week 21 (2023-05-19 - 2023-05-26)

### Sunden
- Attend Developer Summit in Seattle

## Week 20 (2023-05-12 - 2023-05-19)

### Sunden
- Prepare for Scientific Python Summit
- General PR/Issue review
- Data Prototype work
- GSOC startup

## Week 19 (2023-05-05 - 2023-05-12)

### Sunden
- PR/issue review
- GSOC reaching out to Ratna as she was selected
- Attended Packaging roundtable discussion
- Data prototype thinking on nu/units transformations

## Week 18 (2023-04-28 - 2023-05-05)

### Caswell

- PR to CPython for input issue
- example PR for new image scheme
- PR review

### Sunden

- general issue / PR review
- tracking down fallout from numpy changing sin/cos computatitons
- single LUP changes broke 3 tests
- PR just open
- work on validating converters and formatters

### Sales de Andrade

- laptop drive died, lost a bit of work + time
- stale bugs triage
- work on images
- bit of work on confusing PDF compression bug

### Sunden

## Week 17 (2023-04-21 - 2023-04-28)
### Caswell
- nerd sniped self into finding and fixing a CPython bug
- https://github.com/python/cpython/pull/103931 / https://github.com/python/cpython/issues/103929
- progress on relocatable test images
- issue / PR review

### Sunden
- General Pr/Issue review
- Units work: validating formatters/converters (#257766)
- Opened one validating converters from formatters
- Implementation is pretty clean, but does fail to distinguish JPL as valid, so some additional rework needed
- Work with downstream (xarray) to warn them/help them with type hint changes to mpl

## Week 16 (2023-04-14 - 2023-04-21)

### Sunden
- Data prototype work
- Try writing wrappers for additional patches (cont'd)
- Observed where friction lies with current impl
- Lean towards moving towards writing draw functions within data-prototype instead of wrapping internal mpl
- Typing work
- Opened PRs to seaborn and plotnine fixing/warning them of mpl's upcomming typing changes
- Fix up some internal type hints
- xlim/ylim passed as tuple
- CapStyle/FillStyle allow strings
- Bbox.intersection hints
- Units work
- First crack at validating formatters/converters (#25662)
- Raised because of interactions with cftime/nc-time-axis
- GSOC
- Our rankings were due to NF
- SciPy Conf
- Accepted for Tuorial

## Week 15 (2023-04-07 - 2023-04-14)

### Sunden

- Typing clean up
- Run type checkers over xarray, seaborn, plotnine to see what gets caught/what we need to fix on our end
- pandas did not flag anything
- CI failures
- nbconvert released a second version without fixing changed filename of output
- mypy pinned because v1.2.0 flags something errantly
- GSOC
- reviewed/narrowed applications
- Data prototype work
- Try writing wrappers for additional patches

## Week 14 (2023-03-31 - 2023-04-07)

### Sunden
- Typing
- Small followups for details post merge (long tail)
- Attended new contributor meeting
- GSoC management work
- CI failures
- nbconvert released a version which changed filename of output
- PySide6 released a version with additional dependency on libxcb-cursor0 on linux

## Week 13 (2023-03-24 - 2023-03-31)

### Sunden

- Typing PR merged
- Look into bug report regarding PDF rendering in Preview on MacOS (even though I don't have a mac)

## Week 12 (2023-03-17 - 2023-03-24)

### Sunden
- PR review
- Look into some older units issues
- Work towards getting Typing PR merged
- Include stubtest in CI

## Week 11 (2023-04-10 - 2023-04-17)

### Sunden
- Pr Review
- planning for medium term projects (units)
- Run mypy over examples and observe results
- many errors from things like reusing variables which make doing so in CI impractical
- Was able to spot and correct a number of real errors, though by doing so, so was a valuable exercise

## Week 10 (2023-03-02 - 2023-03-08)

### Sales de Andrade

- Release 3.7.1
- Build on Fedora and checked for any issues
- Triage of older issues that were fixed but not yet closed
- PoC refactoring of pyplot to generate wrappers at runtime

### Sunden
- Look into some fresh issues
- memory "leak" (#25406)
- Metadata issues on figsave (#25430)
- Work on typing PR
- Sphinx warnings

## Week 9 (2023-02-23 - 2023-03-01)

### Sales de Andrade

- Ran test builds on all Fedora's Matplotlib-dependents https://copr.fedorainfracloud.org/coprs/qulogic/mpl37/
- Found [7 related build failures](https://src.fedoraproject.org/rpms/python-matplotlib/pull-request/37#comment-132230), but they are minimal
- a bit of triage on stale issues
- some docs work based recent issues

## Week 8 (2023-02-17 - 2023-02-22)

### Sales de Andrade

- mostly catch up from vacation

### Sunden
- 3.7 post release
- responding to bug reports/regressions
- reverting regression affecting Pandas
- Updating release guide documentation
- Accepted to GSoC
- Work on Scipy Tutorial submission

## Week 7 (2023-02-09 - 2023-02-16)

- 3.7.0 release

## Week 6 (2023-02-02 - 2023-02-08)

### Sunden
- Actually add config for Ruff
- Attend new contributor meeting (demonstrate PR workflow)
- Return to thinking about data-prototype (rebase PR treating units as a nu)
- PR review/3.7 prep

## Week 5 (2023-01-26 - 2023-02-01)

### Sunden

- PR Review
- Undeprecate Cursor event handlers (3.7 prep)
- Investigate Ruff (replacement for flake8)
- Fix CI for mypy PR
- Return to thinking about data-prototype

## Week 4 (2023-01-19 - 2023-01-25)

### Sunden

- PR review/3.7 prep
- GSoC suggested projects list
- Document line length change

## Week 3 (2023-01-12 - 2023-01-18)

### Sales de Andrade

- PR review
- 3.7 preparation
- widget styling
- 3.7 doc work

### Sunden

- PR review/3.7 preparation
- GSoC Preparation
- Looking into cftime bug report
- Learning about NEPs 40-42 (new DType infrastructure)
- Responding to review comments on mypy/typing PR

### Caswell
- PR review/3.7 preperation

## Week 2 (2023-01-05 - 2023-01-11)

### Sales de Andrade

- Release 3.6.3
- Complete all deprecations for 3.7
- PR review

### Sunden

- PR review/3.7 preparation
- Clearing up sphinx regression that caused our tests to fail
- Keep mypy work up to date with api changes on main, fix sphinx builds

### Caswell
- PR review/3.7 preperation

## Week 52 (2022-12-29 - 2023-01-04)

### Sunden
- PR Review/3.7 preparation
- Rotating CircleCI ssh keys
- Mypy work: type hinting pyplot and mypy CI

## Week 50 (2022-12-15 - 2022-12-22)

### Sales de Andrade

- PR review for 3.7
- CI improvements
- Widget improvements

### Sunden

- PR review/prep for 3.7
- Additional mypy work (mostly done except pyplot and CI work)
- Some modules explicitly excluded from initial wave:
- backends (backend_bases is typed, but individual implementations are not)
- sphinxext
- testing (tests are validated but not all of the helpers)
- a few that could be added but weren't generating any warnings
- Documentation fixes/deprecations found while going through mypy

### Caswell

- PR review + 3.7 work
- too much time thinking about packaging

## Week 49 (2022-12-08 - 2022-12-14)

### Sales de Andrade

- PR review
- CI improvements
- HiDPI refactor

### Sunden

- PR review
- Many more mypy adventures
- small fixes to docstring/removing deprecated `refresh` method found while type hinting

## Week 48 (2022-12-01 - 2022-12-07)

### Sales de Andrade

- PR review
- Automated doc warning posting
- Legend 3D improvements

### Sunden

- PR review
- Investigating mypy typehinting for mpl
- Mypy typehinting for cycler
- Attended new contributor meeting

## Week 47 (2022-11-24 - 2022-11-30)

### Sales de Andrade

- PR review
- CI work
- Packaging work on matplotlib / pytest-mpl
- widget work

### Sunden

- PR review
- Data prototype patches
- Data prototype doc fixup

## Week 46 (2022-11-17 - 2022-11-23)

### Sales de Andrade

- More PR review
- Fix small triage bugs
- Legend 3D tests
- Finishing up CodeQL

## Week 45 (2022-11-10 - 2022-11-16)

### Caswell
- some PR review
- CEL meeting
- editing pass at data-prototype prose

### Sales de Andrade
- General PR review
- Small bug fixes
- More Meson experimentation
- Investigating better reporting from CircleCI for docs

### Sunden
- Follow through on Appveyor
- `plt.figlegend` docstring modifications
- data prototype scatter plotting
- Updates for pydata-sphinx-theme changes
- General PR review

## Week 44 (2022-11-03 - 2022-11-09)

### Caswell

### Sales de Andrade
- General PR review
- More WebAgg testing
- Implement font variation support in mplcairo
- Release manager docs
- Meson experimentation

### Sunden
- Fixing Appveyor tests
- General PR review
- Data prototype experimenting
- gaining historical perspective on units handling

## Week 43 (2022-10-26 - 2022-11-02)

### Caswell

- Tidelift enrollment
- finish AWS ask draft
- general issue review/discussion
- Wrote up short essay on thinking behind data prototype

### Sales de Andrade

- Fix dark mode loading on website
- General PR review
- Release 3.6.2
- More WebAgg testing
- Discourse updates

### Sunden
- Data Prototype project planning
- Data Prototype examples
- Onboarding/access to additional project resources
- PR review