Update dependency boltons to v26 (master)

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
boltons	==21.0.0 → ==26.1.0

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Release Notes

mahmoud/boltons (boltons)

v26.1.0

Compare Source

(July 17, 2026)

• Fixed [strutils.singularize][strutils.singularize] mangling words ending in 'ss'
• Fixed [fileutils.AtomicSaver][fileutils.AtomicSaver] to accept os.PathLike
• Fixed copy.copy/copy.deepcopy collapsing [dictutils.OrderedMultiDict][dictutils.OrderedMultiDict] values
• Sped up [strutils.MultiReplace][strutils.MultiReplace] match lookup
• Fixed [setutils.IndexedSet][setutils.IndexedSet] out-of-range negative indexing wrapping around
• Fixed [setutils.IndexedSet][setutils.IndexedSet] slicing after removals

v26.0.0

Compare Source

(June 19, 2026)

• Added [funcutils.once][funcutils.once] decorator for one-time function execution
• Added [strutils.human_readable_list][strutils.human_readable_list] for formatting lists as human-readable strings
• Extended [iterutils.partition][iterutils.partition] to accept multiple predicates
• Added cache option to [iterutils.remap][iterutils.remap] and [iterutils.research][iterutils.research]
• Fixed [iterutils.split][iterutils.split] maxsplit=0 wrapping source object instead of its values
• Fixed [listutils.BarrelList][listutils.BarrelList] insert() raising IndexError on large negative indices (now clamps like built-in list)
• Fixed [listutils.BarrelList][listutils.BarrelList] sort() with multiple internal lists
• Fixed [dictutils.OrderedMultiDict][dictutils.OrderedMultiDict] equality comparison against plain mappings
• Fixed [strutils.bytes2human][strutils.bytes2human] rollover at exact powers of 1024
• Fixed [tbutils.ParsedException.from_string][tbutils.ParsedException] IndexError on truncated tracebacks
• Fixed [tableutils.Table.to_text][tableutils.Table] column sizing
• Fixed [strutils.html2text][strutils.html2text] handling
• Added Python 3.14 support

v25.0.0

Compare Source

(February 2, 2025)

• Added Python 3.13 support
• Replace deprecated utcnow()
• Add fsync to [fileutils.atomic_save][fileutils.atomic_save]
• Add [fileutils.rotate_file][fileutils.rotate_file]

v24.1.0

Compare Source

(November 1, 2024)

• Added max_depth parameter to [fileutils.iter_find_files][fileutils.iter_find_files]
• Added enter parameter to [iterutils.research][iterutils.research] to support traversing custom data types
• Add optional print tracing for [iterutils.remap][iterutils.remap] for easier debugging
• Fixed [typeutils.Sentinel][typeutils.make_sentinel] copy behavior to return self
• Tentative Python 3.13 support (#​365, #​366)

v24.0.0

Compare Source

Per the RFC in issue #​365, boltons is now Python 3 only. 3.7+ for now.
If you're a Python 2 user, feel free to pin at boltons<24.0.0.

Other minor changes:

• Added Python 3.12 support (#​361)
• Fix [dictutils.OneToOne][dictutils.OneToOne]'s update() behavior with empty iterables

v23.1.1

Compare Source

(November 1, 2023)

Tiny release to include more test files in the sdist (source distribution) on PyPI.

v23.1.0

Compare Source

(October 31, 2023)

• Add fill/end parameters for iterutils.windowed and iterutils.pairwise, respectively (#​350)
• Fix cache eviction for cacheutils.LRU (#​348)
• Fix OrderedMultiDict (OMD) pickleability under Py3 (#​337)
• funcutils.copy_function maintains kw-only defaults (#​336)
• Support OMD ior (#​341)

v23.0.0

Compare Source

(February 19, 2023)

• Overdue update for Python 3.10 and 3.11 support ([#​294][i294], [#​303][i303], [#​320][i320], [#​323][i323], [#​326][i326]/[#​327][i327])

• Add [iterutils.chunk_ranges][iterutils.chunk_ranges] ([#​312][i312])

• Improvements to SpooledBytesIO/SpooledStringIO ([#​305][i305])

• Bugfix for infinite daterange issue when start and stop is the same ([#​302][i302])

• Fix Bits.as_list behavior ([#​315][i315])

  21.0.0

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(May 16, 2021)

• Fix [OMD][dictutils.OrderedMultiDict].addlist when the added list is empty
• Add funcutils.noop, satisfying PEP 559
• Support lists for [iterutils.bucketize][iterutils.bucketize]
• Python 3.9 test fixes for OMD (PEP 584, see #​271)
• Make [typeutils.make_sentinel][typeutils.make_sentinel] more pickleable
• jsonutils.reverse_iter_lines now works on Py3 and Windows

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⚠️ Artifact update problem

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The artifact failure details are included below:

File name: acceptance_tests/Pipfile.lock

Command failed: pipenv lock
Locking  dependencies...
ERROR: Failed to build 'lxml' when getting requirements to build wheel
Traceback (most recent call last):
  File 
"/opt/containerbase/tools/pipenv/2026.8.0/3.14.7/lib/python3.14/site-packages/pi
penv/routines/lock.py", line 408, in do_lock
    venv_resolve_deps(
    ~~~~~~~~~~~~~~~~~^
        packages,
        ^^^^^^^^^
    ...<12 lines>...
        resolver_backend=resolver,
        ^^^^^^^^^^^^^^^^^^^^^^^^^^
    )
    ^
  File 
"/opt/containerbase/tools/pipenv/2026.8.0/3.14.7/lib/python3.14/site-packages/pi
penv/utils/resolver.py", line 2061, in venv_resolve_deps
    results = _run_resolver_subprocess(
        request=request,
    ...<2 lines>...
        st=st,
    )
  File 
"/opt/containerbase/tools/pipenv/2026.8.0/3.14.7/lib/python3.14/site-packages/pi
penv/utils/resolver.py", line 1679, in _run_resolver_subprocess
    locked = _dispatch_resolver_response(response, st)
  File 
"/opt/containerbase/tools/pipenv/2026.8.0/3.14.7/lib/python3.14/site-packages/pi
penv/utils/resolver.py", line 1793, in _dispatch_resolver_response
    raise exc
pipenv.exceptions.ResolutionFailure: ERROR: ERROR: Failed to build 'lxml' when 
getting requirements to build wheel