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gh-119793: Prefer map(..., strict=True) over starmap/zip in examples (#126407)

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Lukas Geiger 2024-11-05 07:53:32 +00:00 • committed by GitHub
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commit 3d4fda2165
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3 changed files with 5 additions and 5 deletions
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2
Doc/library/math.rst
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@ -406,7 +406,7 @@ Number-theoretic and representation functions
Roughly equivalent to:: Roughly equivalent to::
sum(itertools.starmap(operator.mul, zip(p, q, strict=True))) sum(map(operator.mul, p, q, strict=True))
For float and mixed int/float inputs, the intermediate products For float and mixed int/float inputs, the intermediate products
and sums are computed with extended precision. and sums are computed with extended precision.

4
Modules/clinic/mathmodule.c.h generated
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@ -457,7 +457,7 @@ PyDoc_STRVAR(math_sumprod__doc__,
"\n" "\n"
"Roughly equivalent to:\n" "Roughly equivalent to:\n"
"\n" "\n"
" sum(itertools.starmap(operator.mul, zip(p, q, strict=True)))\n" " sum(map(operator.mul, p, q, strict=True))\n"
"\n" "\n"
"For float and mixed int/float inputs, the intermediate products\n" "For float and mixed int/float inputs, the intermediate products\n"
"and sums are computed with extended precision."); "and sums are computed with extended precision.");
@ -1109,4 +1109,4 @@ math_ulp(PyObject *module, PyObject *arg)
exit: exit:
return return_value; return return_value;
} }
/*[clinic end generated code: output=ee0a2f6bd1220061 input=a9049054013a1b77]*/ /*[clinic end generated code: output=ff99a737c18d9210 input=a9049054013a1b77]*/

4
Modules/mathmodule.c
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@ -2710,7 +2710,7 @@ Return the sum of products of values from two iterables p and q.
Roughly equivalent to: Roughly equivalent to:
sum(itertools.starmap(operator.mul, zip(p, q, strict=True))) sum(map(operator.mul, p, q, strict=True))
For float and mixed int/float inputs, the intermediate products For float and mixed int/float inputs, the intermediate products
and sums are computed with extended precision. and sums are computed with extended precision.
@ -2718,7 +2718,7 @@ and sums are computed with extended precision.
static PyObject * static PyObject *
math_sumprod_impl(PyObject *module, PyObject *p, PyObject *q) math_sumprod_impl(PyObject *module, PyObject *p, PyObject *q)
/*[clinic end generated code: output=6722dbfe60664554 input=82be54fe26f87e30]*/ /*[clinic end generated code: output=6722dbfe60664554 input=a2880317828c61d2]*/
{ {
PyObject *p_i = NULL, *q_i = NULL, *term_i = NULL, *new_total = NULL; PyObject *p_i = NULL, *q_i = NULL, *term_i = NULL, *new_total = NULL;
PyObject *p_it, *q_it, *total; PyObject *p_it, *q_it, *total;