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GH-104102: Optimizepathlib.Path.glob() handling of../ pattern segments#104103
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These segments do not require a `stat()` call, as the selector's`_select_from()` method is called after we've established that theparent is a directory.
pathlib.Path.glob() handling of../ pattern segmentspathlib.Path.glob() handling of../ pattern segmentsUh oh!
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I think we could add some more tests here. There don't seem to be any tests for patterns with two successive |
AlexWaygood approved these changesMay 2, 2023
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Looks fab to me other than my point about test coverage! Great work.
Thank you Alex! |
carljm added a commit to carljm/cpython that referenced this pull requestMay 2, 2023
* main: (760 commits)pythonGH-104102: Optimize `pathlib.Path.glob()` handling of `../` pattern segments (pythonGH-104103)pythonGH-104104: Optimize `pathlib.Path.glob()` by avoiding repeated calls to `os.path.normcase()` (pythonGH-104105)pythongh-103822: [Calendar] change return value to enum for day and month APIs (pythonGH-103827)pythongh-65022: Fix description of tuple return value in copyreg (python#103892)pythonGH-103525: Improve exception message from `pathlib.PurePath()` (pythonGH-103526)pythongh-84436: Add integration C API tests for immortal objects (pythongh-103962)pythongh-103743: Add PyUnstable_Object_GC_NewWithExtraData (pythonGH-103744)pythongh-102997: Update Windows installer to SQLite 3.41.2. (python#102999)pythonGH-103484: Fix redirected permanently URLs (python#104001) Improve assert_type phrasing (python#104081)pythongh-102997: Update macOS installer to SQLite 3.41.2. (pythonGH-102998)pythonGH-103472: close response in HTTPConnection._tunnel (python#103473)pythongh-88496: IDLE - fix another test on macOS (python#104075)pythongh-94673: Hide Objects in PyTypeObject Behind Accessors (pythongh-104074)pythongh-94673: Properly Initialize and Finalize Static Builtin Types for Each Interpreter (pythongh-104072)pythongh-104016: Skip test for deeply neste f-strings on wasi (python#104071)pythongh-104057: Fix direct invocation of test_super (python#104064)pythongh-87092: Expose assembler to unit tests (python#103988)pythongh-97696: asyncio eager tasks factory (python#102853)pythongh-84436: Immortalize in _PyStructSequence_InitBuiltinWithFlags() (pythongh-104054) ...
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3.12only security fixes performancePerformance or resource usage topic-pathlibtype-featureA feature request or enhancement
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These segments do not require a
stat()call, as the selector's_select_from()method is called after we've established that the parent is a directory.This PR adds a new
_ParentSelectorclass, which is used to evaluate../segments rather than_PreciseSelector.pathlib.Path.glob()handling of../pattern segments #104102