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MAINT: add missing space in warning and error messages - #32405

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charris merged 2 commits into
numpy:mainfrom
danggeun:fix/warning-message-spacing
Aug 24, 2026
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charris merged 2 commits into
numpy:mainfrom
danggeun:fix/warning-message-spacing

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PR summary

Five user-facing messages run two sentences together because adjacent string
literals are concatenated without a trailing space:

>>> np.sum(i for i in range(3))
TypeError: Calling np.sum(generator) is deprecated.Use np.sum(...)

This is the counterpart of b8c885d ("DOC: add space between words across
lines"), which fixed the format 3.0 warning in what is now _format_impl.py
(then numpy/lib/format.py); the format 2.0 warning five lines above it still
lacks the space. The other sites are in _core/fromnumeric.py,
ma/mrecords.py, and lib/_twodim_base_impl.py (×2).

One space per site, no logic changed. These are all the occurrences I found in
the package — similar-looking joins that are intentional (the regex fragments in
_core/_internal.py, the C macro template in code_generators/genapi.py,
fragments whose continuation begins with \n) were left alone. No test asserts
across any of these boundaries.

First time committer introduction

Hi, I work in Python for data analysis and data science, and lately I've been
building LLM agents on the side. I was reading through the error-handling code
of another library when I noticed this string-concatenation pattern, and since
NumPy is the library I use most, I checked whether it had the same issue — it
did, in five places. This is my first contribution to NumPy.

AI Disclosure

I used an AI assistant (Claude) to help scan for these sites and to draft and
polish this description. I ran and verified everything myself: all five messages
were reproduced locally on NumPy 2.5.2, the excluded cases were reviewed one by
one, and the 2019 precedent was confirmed in the git history. The change is five
single-space insertions with no logic change.

@danggeun
danggeun force-pushed the fix/warning-message-spacing branch from 97d7dc0 to 5e750e8 Compare August 24, 2026 15:55
@ngoldbaum

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Please merge with or rebase on main to fix the failing tests.

@danggeun
danggeun force-pushed the fix/warning-message-spacing branch from 5e750e8 to f73ce31 Compare August 24, 2026 17:38
@danggeun

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Rebased on main, thanks!

@ngoldbaum

ngoldbaum commented Aug 24, 2026

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Thanks! I caught a few more places where we do this with a regex, see latest commit. Hope you don't mind me pushing to your branch.

@ngoldbaum ngoldbaum changed the title MAINT: add missing space in five warning and error messages MAINT: add missing space in warning and error messages Aug 24, 2026
@ngoldbaum ngoldbaum added the 09 - Backport-Candidate PRs tagged should be backported label Aug 24, 2026
@ngoldbaum

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I also marked this for backport, although one of the hunks will need to be dropped (in dlpack.c) cc @charris.

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Approving but since I pushed a commit I'd like someone else to hit the merge button.

@charris
charris merged commit 10f2640 into numpy:main Aug 24, 2026
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@charris

charris commented Aug 24, 2026

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Thanks @carrot-dev01 .

@danggeun
danggeun deleted the fix/warning-message-spacing branch August 24, 2026 23:02
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Not at all — thanks @ngoldbaum for catching the ones I missed (I'd only scanned the Python files), and thanks @charris for merging!

@charris charris removed the 09 - Backport-Candidate PRs tagged should be backported label Aug 25, 2026
charris pushed a commit that referenced this pull request Aug 25, 2026
Co-authored-by: Nathan Goldbaum <nathan.goldbaum@gmail.com>
charris added a commit that referenced this pull request Aug 25, 2026
MAINT: add missing space in warning and error messages (#32405)
736-c41-2c1-e464fc974 added a commit to Swiss-Armed-Forces/Loom that referenced this pull request Sep 15, 2026
This MR contains the following updates:

| Package | Type | Update | Change | OpenSSF |
|---|---|---|---|---|
| [numpy](https://github.com/numpy/numpy) ([changelog](https://numpy.org/doc/stable/release)) | dependencies | patch | `2.5.2` → `2.5.3` | [![OpenSSF Scorecard](https://api.securityscorecards.dev/projects/github.com/numpy/numpy/badge)](https://securityscorecards.dev/viewer/?uri=github.com/numpy/numpy) |
| [openai](https://github.com/openai/openai-python) | dependencies | patch | `2.52.0` → `2.52.1` | [![OpenSSF Scorecard](https://api.securityscorecards.dev/projects/github.com/openai/openai-python/badge)](https://securityscorecards.dev/viewer/?uri=github.com/openai/openai-python) |
| [pydantic](https://github.com/pydantic/pydantic) ([changelog](https://docs.pydantic.dev/latest/changelog/)) | dependencies | patch | `2.13.4` → `2.13.5` | [![OpenSSF Scorecard](https://api.securityscorecards.dev/projects/github.com/pydantic/pydantic/badge)](https://securityscorecards.dev/viewer/?uri=github.com/pydantic/pydantic) |
| [pydantic-ai](https://github.com/pydantic/pydantic-ai) ([changelog](https://github.com/pydantic/pydantic-ai/releases)) | dependencies | patch | `2.27.0` → `2.27.1` | [![OpenSSF Scorecard](https://api.securityscorecards.dev/projects/github.com/pydantic/pydantic-ai/badge)](https://securityscorecards.dev/viewer/?uri=github.com/pydantic/pydantic-ai) |
| [types-requests](https://github.com/python/typeshed) ([changelog](https://github.com/typeshed-internal/stub_uploader/blob/main/data/changelogs/requests.md)) | dependencies | patch | `2.33.0.20260712` → `2.33.0.20260906` | [![OpenSSF Scorecard](https://api.securityscorecards.dev/projects/github.com/python/typeshed/badge)](https://securityscorecards.dev/viewer/?uri=github.com/python/typeshed) |
| [uvicorn](https://github.com/Kludex/uvicorn) ([changelog](https://uvicorn.dev/release-notes)) | dependencies | patch | `0.52.3` → `0.52.4` | [![OpenSSF Scorecard](https://api.securityscorecards.dev/projects/github.com/Kludex/uvicorn/badge)](https://securityscorecards.dev/viewer/?uri=github.com/Kludex/uvicorn) |

---

### Release Notes

<details>
<summary>numpy/numpy (numpy)</summary>

### [`v2.5.3`](https://github.com/numpy/numpy/releases/tag/v2.5.3): (Sep 6, 2026)

[Compare Source](numpy/numpy@v2.5.2...v2.5.3)

### NumPy 2.5.3 Release Notes

The NumPy 2.5.3 is a patch release that fixes bugs discovered after the 2.5.2
release. Apart from the usual bug and maintenance work, there are a number of
StringDType related fixes for problems discovered during the ongoing string
work in the main branch.

This release supports Python versions 3.12-3.15

#### Changes

- Casting a fixed-width byte string array (`np.bytes_`) to `StringDType`
  now raises `TypeError` when the bytes are not valid UTF-8. Previously the
  invalid bytes were stored as-is and later caused undefined behavior in
  string operations.

  ([gh-32296](numpy/numpy#32296))

- `MaskedArray._fill_value` would become stale when ufuncs that change dtype
  left the result holding a fill\_value typed for the old dtype. The mismatch
  was silent until something later called `_check_fill_value`, such as
  `.view()`, and then a `TypeError` would be raised. Now, when the copied
  fill\_value is no longer valid for the new dtype, fall back to the
  default fill\_value for that dtype instead of propagating the stale value.
  This may raise a `ComplexWarning` if the fill\_value is complex and the
  new dtype is real.

  ([gh-32423](numpy/numpy#32423))

#### Contributors

A total of 9 people contributed to this release. People with a "+" by their
names contributed a patch for the first time.

- Charles Harris
- Iason Krommydas
- James Davies +
- Joren Hammudoglu
- Maanas Arora
- Matti Picus
- Nathan Goldbaum
- Shikhar Goel +
- Yeonho Kim +

#### Pull requests merged

A total of 27 pull requests were merged for this release.

- [#&#8203;32235](numpy/numpy#32235): MAINT: Prepare 2.5.x for further development
- [#&#8203;32289](numpy/numpy#32289): BUG: raise ValueError when reading into record array with references...
- [#&#8203;32290](numpy/numpy#32290): BUG: avoid uninitialized memory access / NULL-pointer deref in...
- [#&#8203;32291](numpy/numpy#32291): TYP: fix `np.random.{get,set}_bit_generator` implicit re-exports...
- [#&#8203;32292](numpy/numpy#32292): BUG: don't assume strides are a multiple of itemsize in stringdtype...
- [#&#8203;32293](numpy/numpy#32293): CI: fix ccache CC override, add CXX in mac Conda CI ([#&#8203;32285](numpy/numpy#32285))
- [#&#8203;32303](numpy/numpy#32303): BUG: Fix ref leak in \[convert\_from\_type]{#convert\_from\_type} for custom scalar types...
- [#&#8203;32304](numpy/numpy#32304): BUG: fix a number of issues around iterators and StringDType...
- [#&#8203;32326](numpy/numpy#32326): TST: avoid allocating huge tuple of arrays in concatenate test...
- [#&#8203;32338](numpy/numpy#32338): BUG: avoid possible UB in 'safe' multiplication helpers ([#&#8203;32294](numpy/numpy#32294))
- [#&#8203;32339](numpy/numpy#32339): MAINT: use `PyObject_` functions instead of raw `PyArray_ ones` ([#&#8203;32331](numpy/numpy#32331))
- [#&#8203;32378](numpy/numpy#32378): BUG: validate UTF-8 and harden StringDType bounds handling ([#&#8203;32296](numpy/numpy#32296))
- [#&#8203;32380](numpy/numpy#32380): BUG: fix two error handling mistakes in stringdtype replace loop...
- [#&#8203;32381](numpy/numpy#32381): BUG: fix visibility annotations for functions in StringDType...
- [#&#8203;32384](numpy/numpy#32384): MAINT: Update ml\_dtypes pin to 8/21/2026.
- [#&#8203;32385](numpy/numpy#32385): MAINT: Update numpy/\_core/src/umath/svml
- [#&#8203;32410](numpy/numpy#32410): MAINT: skip failing cython limited API tests on Cython 3.3.0...
- [#&#8203;32427](numpy/numpy#32427): BUG: close duplicated file descriptor if fdopen fails ([#&#8203;32386](numpy/numpy#32386))
- [#&#8203;32428](numpy/numpy#32428): MAINT: add missing space in warning and error messages ([#&#8203;32405](numpy/numpy#32405))
- [#&#8203;32430](numpy/numpy#32430): BUG: fix error handling in StringDType to fixed-width bytes case...
- [#&#8203;32441](numpy/numpy#32441): MAINT: Only run nightly BLAS tests on main.
- [#&#8203;32471](numpy/numpy#32471): BUG: fix memory leak in StringDType creation error path ([#&#8203;32470](numpy/numpy#32470))
- [#&#8203;32477](numpy/numpy#32477): BUG: fix stale fill\_value after ufuncs change MaskedArray dtype...
- [#&#8203;32478](numpy/numpy#32478): MAINT: exit deadlock tests quickly on slow hardware ([#&#8203;32466](numpy/numpy#32466))
- [#&#8203;32481](numpy/numpy#32481): BUG: Backport StringDType byteorder fixes
- [#&#8203;32506](numpy/numpy#32506): DOC: use static scipy doc site for intershpinx ([#&#8203;32503](numpy/numpy#32503))
- [#&#8203;32509](numpy/numpy#32509): BUG: fix crash in ufunc.resolve\_dtypes with a Python scalar type...

</details>

<details>
<summary>openai/openai-python (openai)</summary>

### [`v2.52.1`](https://github.com/openai/openai-python/blob/HEAD/CHANGELOG.md#2521-2026-07-31)

[Compare Source](openai/openai-python@v2.52.0...v2.52.1)

Full Changelog: [v2.52.0...v2.52.1](openai/openai-python@v2.52.0...v2.52.1)

##### Chores

- **ci:** pin setup-uv v5 to its underlying commit ([#&#8203;3560](openai/openai-python#3560)) ([cbdc98b](openai/openai-python@cbdc98b))

</details>

<details>
<summary>pydantic/pydantic (pydantic)</summary>

### [`v2.13.5`](https://github.com/pydantic/pydantic/releases/tag/v2.13.5)

[Compare Source](pydantic/pydantic@v2.13.4...v2.13.5)

#### v2.13.5 (2026-08-28)

##### What's Changed

##### Fixes

- Allow reuse of validators when plugins are set by [@&#8203;Viicos](https://github.com/Viicos) in [#&#8203;13535](pydantic/pydantic#13535)
- Fix missing GC traversal on some `pydantic-core` struct fields by [@&#8203;Viicos](https://github.com/Viicos) in [#&#8203;13624](pydantic/pydantic#13624)
- Fix missing GC traversal in `pydantic-core` for `GeneralFieldsSerializer` by [@&#8203;Viicos](https://github.com/Viicos) in [#&#8203;13629](pydantic/pydantic#13629)
- Count validated model fields once in smart unions by [@&#8203;tamird](https://github.com/tamird) in [#&#8203;13731](pydantic/pydantic#13731)

</details>

<details>
<summary>pydantic/pydantic-ai (pydantic-ai)</summary>

### [`v2.27.1`](https://github.com/pydantic/pydantic-ai/releases/tag/v2.27.1): (2026-08-10)

[Compare Source](pydantic/pydantic-ai@v2.27.0...v2.27.1)

##### 🛡️ Security

This release fixed an information-disclosure issue: retry-prompt content (validation feedback sent back to the model, which can quote invalid values from its output) was not redacted by `InstrumentationSettings(include_content=False)` when the retry was not tied to a tool call. Now disclosed as [GHSA-3gh4-cghq-f8v4](GHSA-3gh4-cghq-f8v4) (low). Fixed here in `2.27.1` ([#&#8203;7357](pydantic/pydantic-ai#7357)); v1 users should upgrade to `1.107.4` or later.

<!-- Release notes generated using configuration in .github/release.yml at main -->

#### What's Changed

##### 🐛 Bug Fixes

- Restore tool spans for failed argument validation by [@&#8203;adtyavrdhn](https://github.com/adtyavrdhn) in [#&#8203;6601](pydantic/pydantic-ai#6601)
- Fix `XaiStreamedResponse` finish\_reason mapping for streaming responses by [@&#8203;pydanty](https://github.com/pydanty)\[bot] in [#&#8203;6814](pydantic/pydantic-ai#6814)
- Point offline web UI hosting at the self-contained chat UI build by [@&#8203;dsfaccini](https://github.com/dsfaccini) in [#&#8203;7349](pydantic/pydantic-ai#7349)
- Allow adaptive thinking with Tool Output and forced tool choice on Anthropic by [@&#8203;pydanty](https://github.com/pydanty)\[bot] in [#&#8203;7200](pydantic/pydantic-ai#7200)
- Gate `RetryPromptPart` OpenTelemetry content on `include_content` by [@&#8203;sean-kim05](https://github.com/sean-kim05) in [#&#8203;7357](pydantic/pydantic-ai#7357)

**Full Changelog**: <pydantic/pydantic-ai@v2.27.0...v2.27.1>

</details>

<details>
<summary>Kludex/uvicorn (uvicorn)</summary>

### [`v0.52.4`](https://github.com/Kludex/uvicorn/releases/tag/0.52.4): Version 0.52.4

[Compare Source](Kludex/uvicorn@0.52.3...0.52.4)

##### Fixed

- Remove duplicate `Date` headers from accepted WebSocket handshakes with `websockets-sansio` ([#&#8203;3078](Kludex/uvicorn#3078))

**Full Changelog**: <Kludex/uvicorn@0.52.3...0.52.4>

</details>

---

 - [ ] <!-- rebase-check -->If you want to rebase/retry this MR, check this box

---

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<!--renovate-debug:eyJjcmVhdGVkSW5WZXIiOiI0NC4zOS4yIiwidXBkYXRlZEluVmVyIjoiNDQuOTAuMiIsInRhcmdldEJyYW5jaCI6Im1haW4iLCJsYWJlbHMiOlsiZGVwZW5kZW5jaWVzIiwicmVub3ZhdGUiXX0=-->

See merge request swiss-armed-forces/cyber-command/cea/loom!769

Co-authored-by: Loom MR Pipeline Trigger <group_103951964_bot_9504bb8dead6d4e406ad817a607f24be@noreply.gitlab.com>
Co-authored-by: shrewd-laidback palace <shrewd-laidback-palace-736-c41-2c1-e464fc974@swiss-armed-forces-open-source.ch>
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