[3.14] gh-141004: Document `Py_MATH_{E, PI, TAU}` constants (GH-14137… · python/cpython@fe3826c · GitHub

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miss-islington

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StanFromIreland

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[3.14] gh-141004: Document Py_MATH_{E, PI, TAU} constants (GH-141373) (#141471)

gh-141004: Document `Py_MATH_{E, PI, TAU}` constants (GH-141373) (cherry picked from commit f1330b3) Co-authored-by: Stan Ulbrych <89152624+StanFromIreland@users.noreply.github.com>

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Original file line number	Diff line number	Diff line change
@@ -96,16 +96,33 @@ Floating-Point Objects
96	96	the C11 standard ``<math.h>`` header.
97	97
98	98
	99	+ .. c:macro:: Py_MATH_E
	100	+
	101	+ The definition (accurate for a :c:expr:`double` type) of the :data:`math.e` constant.
	102	+
	103	+
99	104	.. c:macro:: Py_MATH_El
100	105
101	106	High precision (long double) definition of :data:`~math.e` constant.
102	107
103	108
	109	+ .. c:macro:: Py_MATH_PI
	110	+
	111	+ The definition (accurate for a :c:expr:`double` type) of the :data:`math.pi` constant.
	112	+
	113	+
104	114	.. c:macro:: Py_MATH_PIl
105	115
106	116	High precision (long double) definition of :data:`~math.pi` constant.
107	117
108	118
	119	+ .. c:macro:: Py_MATH_TAU
	120	+
	121	+ The definition (accurate for a :c:expr:`double` type) of the :data:`math.tau` constant.
	122	+
	123	+ .. versionadded:: 3.6
	124	+
	125	+
109	126	.. c:macro:: Py_RETURN_NAN
110	127
111	128	Return :data:`math.nan` from a function.

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