Core developer for Black, typeshed, CPython, mypy, typing-extensions. Software engineer at Quora.
- Orinda, CA
- https://www.quora.com/profile/Jelle-Zijlstra
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typeshed_client
typeshed_client PublicRetrieve information from typeshed and other typing stubs
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python/typeshed
python/typeshed PublicCollection of library stubs for Python, with static types
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python/typing
python/typing PublicPython static typing home. Hosts the documentation and a user help forum.
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2,863 contributions in the last year
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Activity overview
Contribution activity
February 2024
Created 37 commits in 13 repositories
Created 1 repository
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JelleZijlstra/httpx
Python
This contribution was made on Feb 1
Created a pull request in JelleZijlstra/typeshed_client that received 10 comments
Opened 12 other pull requests in 7 repositories
python/typing_extensions
2
open
1
merged
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Fix changelog entry for PEP 705 change
This contribution was made on Feb 14
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Drop runtime error in PEP 705 implementation
This contribution was made on Feb 14
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Add support for TypeIs (PEP 742)
This contribution was made on Feb 9
python/peps
1
open
2
merged
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PEP 742: Add Discussions-To; use TypeIs
This contribution was made on Feb 14
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PEP 742: TypeNarrower
This contribution was made on Feb 8
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PEP 696: Proposed changes
This contribution was made on Feb 1
python/mypy
1
open
1
merged
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Implement TypeNarrower (PEP 742)
This contribution was made on Feb 10
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Fix duplicated TypeVarTuple test
This contribution was made on Feb 2
python/typing
1
merged
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Add reference targets throughout the spec
This contribution was made on Feb 10
python/steering-council
1
merged
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PEP template: Don't mention "typing-sig"
This contribution was made on Feb 6
python/typing-council
1
merged
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Clarify that the procedure here doesn't apply to PEPs
This contribution was made on Feb 2
encode/httpx
1
open
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Types: Fix type annotation for default_encoding parameter
This contribution was made on Feb 1
Reviewed 66 pull requests in 11 repositories
python/peps
15 pull requests
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PEP 591: Mark as Final
This contribution was made on Feb 14
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PEP 589: Mark as Final
This contribution was made on Feb 14
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PEP 586: Mark as Final
This contribution was made on Feb 14
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PEP 647: Mark as Final
This contribution was made on Feb 10
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PEP 742: TypeNarrower
This contribution was made on Feb 10
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PEP 728: Fix formatting and code highlighting issues.
This contribution was made on Feb 9
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PEP 724: Withdrawing
This contribution was made on Feb 9
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PEP 728: TypedDict with Typed Extra Fields
This contribution was made on Feb 9
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Meta: Remove theller from
CODEOWNERSThis contribution was made on Feb 8 -
PEP 696: consolidate discussion of constraint solving in "Function Defaults" section, add new "Subtyping" section
This contribution was made on Feb 8
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PEP 696: some suggestions to make the text clearer
This contribution was made on Feb 8
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PEP 544: Mark as Final
This contribution was made on Feb 7
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Meta: Update config
This contribution was made on Feb 7
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PEP 560: Mark as Final
This contribution was made on Feb 7
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PEP 696: Proposed changes
This contribution was made on Feb 1
psf/black
14 pull requests
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Add new release template
This contribution was made on Feb 12
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Prepare release 24.2.0
This contribution was made on Feb 12
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Add PEP701 support
This contribution was made on Feb 12
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fix: Don't remove comments along with parens
This contribution was made on Feb 12
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Create the 2024 stable style
This contribution was made on Feb 12
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Fix ignoring input files for symlink reasons
This contribution was made on Feb 11
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Simplify check for symlinks that resolve outside root
This contribution was made on Feb 11
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Remove redundant parentheses in
casestatementifguardsThis contribution was made on Feb 7 -
Prepare release 23.12.1
This contribution was made on Feb 6
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fix unc path bug as stdin-filename in Windows python 3.8
This contribution was made on Feb 5
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fix: bug where the doublestar operation had inconsistent formatting.
This contribution was made on Feb 5
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Make trailing comma logic more consise
This contribution was made on Feb 2
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Ignore pyproject.toml missing tool.black section
This contribution was made on Feb 2
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docs: Refactor pycodestyle/Flake8 compatibility docs
This contribution was made on Feb 1
python/mypy
11 pull requests
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Implement TypeNarrower (PEP 742)
This contribution was made on Feb 14
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Allow inferring +int to be a Literal
This contribution was made on Feb 12
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stubgen: Preserve empty tuple annotation
This contribution was made on Feb 11
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stubgen: Add support for PEP 570 positional-only parameters
This contribution was made on Feb 11
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Docs: adding missing
mutable-overrideto section titleThis contribution was made on Feb 7 -
Add basic support for recursive TypeVar defaults (PEP 696)
This contribution was made on Feb 6
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stubtest: Private parameters can be omitted
This contribution was made on Feb 5
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Polymorphic inference: basic support for variadic types
This contribution was made on Feb 2
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Expand TypeVarTuple default (PEP 696)
This contribution was made on Feb 1
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Remove unnecessary --python-version 3.8 references from tests
This contribution was made on Feb 1
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Remove --python-version 3.7 references from tests
This contribution was made on Feb 1
python/typeshed
9 pull requests
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Turn TextIOWrapper(buffer) into a protocol
This contribution was made on Feb 14
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Fix return type of
calendar.HTMLCalendar.formatyearpageThis contribution was made on Feb 12 -
Pin peewee more tightly for stubtest
This contribution was made on Feb 6
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Further improve return types in the
numbersmoduleThis contribution was made on Feb 6 -
Fix annotation for ast.alias.name
This contribution was made on Feb 5
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Update test dependencies
This contribution was made on Feb 5
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Add more return types to the
numbersmoduleThis contribution was made on Feb 1 -
tensorflow: Addtensorflow.keras.callbacksmoduleThis contribution was made on Feb 1 -
tensorflow: addtf.train.CheckpointOptionsand othertf.trainmembers.This contribution was made on Feb 1
python/cpython
8 pull requests
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gh-87804: Fix the refleak in error handling of
_pystatvfs_fromstructstatfsThis contribution was made on Feb 12 -
gh-114894: add array.array.clear() method
This contribution was made on Feb 10
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gh-115165: Fix Annotated for immutable types
This contribution was made on Feb 9
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gh-112903: Fix MRO resolution for
GenericAliastypesThis contribution was made on Feb 8 -
gh-114828: parenthesize non-atomic macro definitions in pycore_symtable.h
This contribution was made on Feb 7
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gh-114828: Fix __class__ in class-scope inlined comprehensions
This contribution was made on Feb 7
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[3.12] Correct description of inheriting from another class (GH-114660)
This contribution was made on Feb 1
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Correct description of inheriting from another class
This contribution was made on Feb 1
python/typing
4 pull requests
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Added clarifications about illegal uses of
Annotatedspecial form.This contribution was made on Feb 10 -
Added clarification about pre-3.8 way to specify positional-only parameters.
This contribution was made on Feb 5
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Added draft chapter to typing spec for named tuples
This contribution was made on Feb 3
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Draft modification to the
@no_type_checksection of the spec.This contribution was made on Feb 3
python/typing_extensions
1 pull request
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Drop runtime error in PEP 705 implementation
This contribution was made on Feb 14
JelleZijlstra/typeshed_client
1 pull request
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Use Ruff, fix various tests
This contribution was made on Feb 13
PyCQA/flake8-bugbear
1 pull request
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[pre-commit.ci] pre-commit autoupdate
This contribution was made on Feb 13
python/cherry-picker
1 pull request
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Make # replacing more strict
This contribution was made on Feb 12
faster-cpython/ideas
1 pull request
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Proposal for the tier 2 redundancy eliminator
This contribution was made on Feb 6
Created an issue in psf/black that received 1 comment
Future of string_processing
We merged string processing in May 2020 (#1132), almost four years ago. A few months later, I put the feature behind a flag because there were too …
1
comment
Opened 2 other issues in 2 repositories
psf/black
1
open
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Remove parentheses around simple top-level expressions
This contribution was made on Feb 13
python/steering-council
1
open
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PEP 705 -- TypedDict: Read-only items
This contribution was made on Feb 6
Answered 1 discussion in 1 repository
python/typing
python/typing
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How to decrease the type checking paranoia?
This contribution was made on Feb 14







