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Title: gh-133895: provide C99 Annex G return values for cmath's functions by skirpichev · Pull Request #134995 · python/cpython · GitHub

Open Graph Title: gh-133895: provide C99 Annex G return values for cmath's functions by skirpichev · Pull Request #134995 · python/cpython

X Title: gh-133895: provide C99 Annex G return values for cmath's functions by skirpichev · Pull Request #134995 · python/cpython

Description: Now this information is available as the "value" attribute of raised exception objects, for example: >>> import cmath >>> try: ... cmath.log(complex(-0.0, 0)) ... except ValueError as exc: ... print(exc.value) ... (-inf+3.141592653589793j) Also uses the AC magic for return value of the cmath.rect(). Issue: gh-133895 📚 Documentation preview 📚: https://cpython-previews--134995.org.readthedocs.build/

Open Graph Description: Now this information is available as the "value" attribute of raised exception objects, for example: >>> import cmath >>> try: ... cmath.log(complex(-0.0, 0)) ... ex...

X Description: Now this information is available as the "value" attribute of raised exception objects, for example: >>> import cmath >>> try: ... cm...

Opengraph URL: https://github.com/python/cpython/pull/134995

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a13e463 gh-133895: provide C99 Annex G return values for cmath functions skirpichev May 11, 2025 https://github.com/python/cpython/pull/134995/commits/a13e463d6ed9ca227857c8b2b094a877f8e88259
d797cf8 Merge branch 'main' into cmath-ValueError/133895 skirpichev Jun 1, 2025 https://github.com/python/cpython/pull/134995/commits/d797cf84d792ec3c501ca48985981ca9933a8a55
cea09b7 Apply suggestions from code review skirpichev Jun 1, 2025 https://github.com/python/cpython/pull/134995/commits/cea09b7da01460b9d2dfdf92621daddb1ae35b9c
5a8012b Apply suggestions from code review skirpichev Jun 1, 2025 https://github.com/python/cpython/pull/134995/commits/5a8012b306fd2e337f8531c76a610c5c32144001
19162e1 Apply suggestions from code review skirpichev Jun 1, 2025 https://github.com/python/cpython/pull/134995/commits/19162e158af8c78d8a405206a1f701f750fa4ce1
21f27f3 +1 skirpichev Jun 1, 2025 https://github.com/python/cpython/pull/134995/commits/21f27f3bebc625c6b0ad37e017fb126fb8b0bcf5
163f948 Merge branch 'master' into cmath-ValueError/133895 skirpichev Jun 2, 2025 https://github.com/python/cpython/pull/134995/commits/163f948fa1c1016fbcb303bc8081daeb9c986baa
0588bb3 use PyErr_WriteUnraisable skirpichev Jun 2, 2025 https://github.com/python/cpython/pull/134995/commits/0588bb35cd30db42dbf3c6f86a5973c2551c8717
8fd4fc7 Merge branch 'master' into cmath-ValueError/133895 skirpichev Jun 5, 2025 https://github.com/python/cpython/pull/134995/commits/8fd4fc7b6fdbb50205fbed5f9ae69f87db772a5c
e326374 address review: redo exceptions handling, support OverfowError skirpichev Jun 5, 2025 https://github.com/python/cpython/pull/134995/commits/e326374129ae78462cb6982df87574bb7db6604d
4ebe14f enable testing of values for OverflowError's skirpichev Jun 5, 2025 https://github.com/python/cpython/pull/134995/commits/4ebe14fbb4a068af184e6ce907a3376ddcad3abd
0d7eb63 Correct return values for cosh/sinh in case of overflows skirpichev Jun 5, 2025 https://github.com/python/cpython/pull/134995/commits/0d7eb635e8e4adea6b586c0e5169c95ae4386e73
6035f81 + docs skirpichev Jun 5, 2025 https://github.com/python/cpython/pull/134995/commits/6035f811fc5f659fdb46e514338b463834facb2b
e462a53 cleanup skirpichev Jun 5, 2025 https://github.com/python/cpython/pull/134995/commits/e462a535c3e965465b7a4be0272937b8cf102b9f
ecbb8fd Update Doc/library/cmath.rst skirpichev Jun 8, 2025 https://github.com/python/cpython/pull/134995/commits/ecbb8fdb29708927128077e742a62093176180d8
881989e address review: add comment skirpichev Jun 8, 2025 https://github.com/python/cpython/pull/134995/commits/881989eda8a52747da78fffc79b7da394aa2c428
76a79fc Merge branch 'main' into cmath-ValueError/133895 skirpichev Oct 10, 2025 https://github.com/python/cpython/pull/134995/commits/76a79fc387e3bbfc786b9b341747ab7b76db1199
79acbaf Merge branch 'main' into cmath-ValueError/133895 skirpichev Oct 14, 2025 https://github.com/python/cpython/pull/134995/commits/79acbaf8704ea3043adda4718aa74ad7925f7709
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