Windows support; PyOSError added; sys.audit; more os api...

v0.9.10 - 2025-04-27

Full Changelog: v0.9.9...v0.9.10

This version is tested against Windows. And:

• PyOSError is added over Nim's OSError
• sys.audit is introduced
• more os api...

Bug Fixes

• py:
  • io.flush raises OSError on SIGXFSZ. (5f26625)
  • audit funcs; .... (1ad6d96)
  • with for os.ScandirIterator; add follow_symlinks for DirEntry.stat. (85ee4ec)
  • OSError([arg]): works. (ac0d459)
  • stat_result lacks st_file_attributes,st_reparse_tag on Windows. (42acad3)
  • os.makedirs exist_ok was exists_ok. (e48a60a)
• bool:
  • echo x where x has no $ resulted in pybool called. (9a8d0dc)
  • bypass(NIM-BUG), fixup! feat(bool): pybool cvt works for Option, bool-able: T is SomeNumber not compile. (3da7e86)
• pyconfig:
  • X87_double_rounding was reverted. (e0f0749)
  • c_defined reverted;getrandom never declared. (87326ec)
• windows:
  • CC crash on dtoa:fixup: fix(builtins): round(float[, n]) not to-even (ref #52). (d26c786)
  • oserr: raiseExcWithPath used wrong error code. (538277f)

Lib

• unittest:
  • fixup: skipIf,skipUnless that returns a proc not compile.... (ec62e98, 6c51835)
• resource:
  • not compile on Linux(lack RUSAGE_BOTH,RUSAGE_THREAD). (c54fa07)
  • getpagesize not compile; prlimit,setrlimit not work for non tuple types. (bad24cc)
• signal:
  • SIGXFSZ not ignored. (54d8544)
  • not compile if no Sigset. (10c413c)
  • not compile on Windows. (6f963f5)
  • lock was nil on Windows. (364bea5)
• stat:
  • stat.S_IMODE not compile for Mode. (4625dcc)
• stat,os.chmod,os.symlink:
  • not compile on Windows. (c626c08)
• os:
  • fixup: 'feat(Lib/os): chmod' errmap not compile on Termux. (cd4faa9)
  • Windows: unlink not compile. (a331a89)
• shutils:
  • SameFileError not of PyOSError. (e8d93be)
• time:
  • sleep: add audit; fix 1 ms offset. (4531bb9)

JS

• Lib/os:
  • getpid() not work on js. (ac405b0)
  • not compiles for stat,unlink,chmods,scandir. (2e76c43)
• oserr/errmap: not compile. (48d0fc3)
• os: just import causes not compile. (7fc1a2e)
• bypass(NIM-BUG): nim 2.2.4/2.3.1 disallows NonVarDestructor when js. (b3c8121)
• denoAttrs:deno detect was reverted, import* not support str as arg. (3153a57)

Feature additions

builtins

• ops: bitops for ints. (2025f40)
• bool: pybool cvt works for Option, bool-able. (e9eaf8c)

Lib

• os:
  • chmod. (8b96d95)
  • getppid. (ac405b0)
  • umask. (84c218f)
  • lstat, stat with dir_fd, follow_symlinks & fstat. (01b6095)
  • exp supports_*. (fa4d969)
  • unlink,remove supports dir_fd. (8af12d9)
  • rmdir supports dir_fd. (4b14bbf)
  • scandir supports fd as path. (af5991a)
  • DirEntry.is_junction. (1b1653d)
  • walk supports followlinks=walk_symlinks_as_files. (2b58ce2)
  • supports_*.issupperset. (fa0e500)
  • uname. (50156e6)
• os.path:
  • samestat. (e979be2)
• unittest:
  • self.fail. (5d78aa5)
  • skip* now will output [SKIPPED] if possible, instead of nothing. (a814951)
• sys:
  • audit, addaudithook. (ed7a254)
  • flags. (04c32a1)
• shutil:
  • rmtree. (8110d1a)
• EXT:
  • stat.S_I*(Mode): bool. (86698e4)

inner

• pyconfig: builtin_available,check_func_runtime. (ac14e44)
• version: wrapPySince, templWrapExportSincePy. (d040f7a)
• Python/config_read_env. (5d0659d)
• sugar:
  • raise OSError now raises PyOSError over Nim's.... (7a1586b)
  • support except (E,...) [as x]. (86fbbad)

impr

• Lib/signal: use AC_CHECK_FUNCS. (8e69446)

refine

• Lib: use wrapExportSincePy if possible. (a0011fa)
• win: dedup IO_REPARSE_TAG_SYMLINK,IO_REPARSE_TAG_MOUNT_POINT. (2b26c30)

refactor

• Lib/shutil: split to shutil_impl; add n_shutil. (2544eea)

v0.9.9: patches for v0.9.8, prepare for next release

Full Changelog: v0.9.8...v0.9.9

break

• oserr: unexport pathsAsOne, new tryOsOp accepts 2 or 0 paths (3f1f114)
• slice: toNimSlice is no longer a cvt; cvt toPySlice from PySlice1. (c9518e8)

Bug Fixes

• Lib/sys:
  • float_repr_style not export (21b7f79)
• sugar:
  • @a.b, @a.b(1) not compile (0fb9426, 1927cef)
  • generic class rewrite was wrong; class O(a.c)/O(a[t]) not compile. (f6c2824)
• list:
  • slice used in get,setitem with negative value causes RangeDefect. (4d33844)
  • fix setitem discarded longer values. (cd9ed64)
• builtins.slice: toNimSlice's assert not work. (903c1cd)
• initVal_with_handle_signal:
  • deadloop(d9e0a00), os.wait*(f25a731). (a5bae2c)
  • not compile on JS (6534a35)
• fixup! refact(os_impl): Py_get_osfhandle_noraise to util/get_osfhandle. (0f51997)

JS

• pyerrors.oserr: new catchJsErrAndSetErrno; add defval for raiseErrno,raiseErrnoWithPath (6534a35)
• importDenoOrNodeMod;2-arg importDenoOrProcess. (8f22a68)
• os.utime not work: "fs is not defined". (47eca90)
• fixup(d7541b8): catchJsErrAsCode (used error which is cstring). (694eae8)

Fixes for inconsistence with Python

• Lib/os
  • readlink raises not just FileNotFoundEror,OSError... (c7976a5)
  • makedirs: if existsts_ok, exception might be raised. (90c9610)
• n_tempfile:
  • js: mktemp raised OSError over FileNotFoundError. (f576b68)

inner

Feature additions

builtins

Lib

• stat (4c8e84e)
• unittest:
  • TestCase: addCleanup,tearDown,setUp,run. (3314d92)

inner

• test: support.os_helper.TESTFN (2c8406a)
• pyconfig: util.from_c_int_expr,AC_CHECK_FUNC[S] (6534a35, be5332b)
• js:
  • jsutils/consts from_js_const (ae1671e)

doc

CI

• testC,testJs: run iff src/,tests/,./.nimble, !feat- branch. (2788f60)

impr

• js: os.{open,close}: use importNode over "require...". (f361005)

refine

refactor

• refact: mv os_impl/private/platform_util root's private (1d5e2a8)
• Lib/unittest: split to unittest/case_py (4853b49)
• Lib/sys: split into sys_impl/; add n_sys (34f0cb9)
• Lib/os_impl: dedup MS_WINDOWS, InJs (6534a35)

Purge warning

v0.9.8: Lib/signal,resource, os.wait*

Full Changelog: v0.9.7...v0.9.8

break

• chore(nimpatch): now when eqver, patch still added

Bug Fixes

• Lib/os not compile:
  • getpid
  • iter for os.DirEntry
• Lib/string
  • Template.substitute(dict): not work
  • capwords: with sep had trailing sep
• macos: defined(macosx) shall be always used
• dtoa,pyconfig/floats not compile on arm
• x**y when x is not int not complie

JS

• Lib/os not compile
  • getxtime
  • os_impl.waits
  • getpid: due to Error: invalid pragma: importDenoOrProcess
  • scandir

Fixes for inconsistence with Python

• overwrite Nim's SIGINT handler when not defined pylibUseNimIntHandler
• builtins now contains pyerrors
• str(tuple): now call str on each item
• sugar:
  • now rewrite func(k=v)'s v, (e, ...)'s e
• sys.hexversion no release and serial; sys.version_info.releaselevel was string over str
• Lib/string Template.substitute:
  • now raises as py
  • no longer uses std/strutils.%
  • Template is now a ref object
• chore(nimpatch): nansign: nan might be negative

inner

• addPatch,platformAvailWhen repr bool expr only shows "true"/"false"

Feature additions

builtins

• round(int, int)
• NameError
• KeyboardInterrupt

Lib

• signal
• resource
• unittest:
  • skipTest
  • assertFalse
  • assert{[Not]{IsInstance,In},IsNot,{Greater,Less}[Equal]}
  • assertRaises(TypeError,...) skipIf,skipUnless
• os:
  • O_* consts
  • wait* func, W* consts
• sys.float_repr_style
• n_string
• string: Template.is_valid,get_identifiers

inner

• Lib/enum_impl: intEnum, enumType
• pyconfig.util from_c_int
• Python/pylifecycle signal
• errno_impl.errnoUtils.setErrnoRaw
• oserr: newErrnoT new raiseErrnoErrT
• refact(os_impl): Py_get_osfhandle_noraise to util/get_osfhandle

doc

• comptime/log1p: add origin impl's url
• format: fix warnings
• mustRewriteExtern: condExpr underscore; fix wrong rewrite of strlitQuote
• readme: update old url, use rel url if possible

CI

• min max
• Lib/string: more for Template
• mv to testaments/:
  • titers,titer_next,tlist
  • tfloat.nim
  • tdict,tset
• round: more for float

impr

• faster int(char)
• numTypes.floats: use faster isfinite from isX

refine

• repr,$: dict,list,set: merge similar code to strIter

Purge warning

• unused:
  • due to cond branch
  • pyconfig/util.handle_option_bool, jsoserr.jsOs
  • tests/tdecorator.nim
  • itertools: imported but not used sequtils

v0.9.7: more builtins, libs; support triple py sugar

Full Changelog: v0.9.5...v0.9.7

break

• nitertools -> n_itertools; use openArray over seq

Bug Fixes

• sorted not compile for ptr list, etc and for generics seq
• complex(int,int) not compile
• datetime.timedelta not compile
• Lib/errno cannot be compiled in Windows (931a9f5)
• except claude with no exception type (e.g. except:) crashes compiler
• Lib/platform: machine() result fixed for some arch; closes #48
• pass expr was supported instead of pass (:use discard expr instead)
• zip: support no-seq args and any number of args over only 2; allow non-static strict
• triple strlit won't be escape-translated
• except with no exc type (e.g. except:) not compile

Fixes for inconsistence with Python

• zip: not compile Iterable[T] (T differs each other)
• builtins.round(float[, n]) not to-even
• str(Inf) -> Infinity when JS (#44)
• int(char) err msg differs py's
• pass expr was supported instead of pass (:use discard expr instead)
• zip: support no-seq args and any number of args over only 2; allow non-static strict
• triple strlit won't be escape-translated
• except with no exc type (e.g. except:) not compile

Feature additions

Lib

• collections.abc: include iters, collections, asyncs, generators
• bisect and n_bisect
• random (all func besides randint,seed,choice,Random)
• itertools.accumulate
• os.urandom, os.getrandom
• builtins

builtins

• print: allow `end` along with endl for keyword
• allow items(tuple)
• max/min supports iterable & keywords
• format
• dir
• literal will be automatically interpreted as Py list/set/dict/str
• support __getitem__, __setitem__ and __delitem__ syntax (e.g. ls[1:3])
• strlitCat in def (e.g. "asds" "sad")

in def (func body)

• support equal sign minus like x=-1/x==-1
• literal will be automatically interpreted as Py list/set/dict/str
• support __getitem__, __setitem__ and __delitem__ syntax (e.g. ls[1:3])
• strlitCat in def (e.g. "asds" "sad")

EXT

• @ for Sequence
• bytes: init from openArray[uint8] or Iterable[SomeInteger]
• nextImpl

inner

• Objects/obmalloc.nim: pyalloc pyfree
• /pyconfig:
  • pycore/pymath
  • c_defined, py_getrandom
• os_impl.platformAvailWhen
• doc(pylib.nim): add version info in doc output

Patches for Nim-compatibility

• newUninit for nim before 2.1.1

CI

• update actions/cache@v2 to v4
• mv tfloat.nim tests tests/testament
• add tests/testament
• doc will be deployed to docs.nimpylib.org

impr

• faster int(char)
• numTypes.floats: use faster isfinite from isX
• tonim: no list will be initialized when unpacking an array
• print: sep,endl's default value is now char over string

v0.9.5: better math & more libs, generics `def`

Full Changelog: v0.9.3...v0.9.5

Lib

This release fixes some bugs in Lib/math since last release.

Meanwhile, more libs like inspect, errno are added too.

Syntax Added (sugar)

• generics def
• raise ... from ... statement

v0.9.3: whole math lib equipped

Changelog since latest minor version: changelog_0_9_3.md

(TLNR, really a lot of work...) Full Changelog since 0.6.0: v0.6.0...v0.9.3

This is released with all CPython Lib/math functions implemented,

and as extensions:

• some functions also support float32
• almost all can run under non-C like platforms (JavaScript, NimScript) and even nimvm (compile-time)