[3.15] Update an error message in the 'Functional Programming HOWTO' (GH-151047)

miss-islington · Saber0324 · web-flow · commit 2185b73dff8f · 2026-06-07T18:25:37.000+01:00
(cherry picked from commit 81965c1) Co-authored-by: saber-bit <bryanventura0324@gmail.com>
diff --git a/Doc/howto/functional.rst b/Doc/howto/functional.rst
@@ -1042,7 +1042,7 @@ first calculation. ::
     >>> functools.reduce(operator.concat, [])
     Traceback (most recent call last):
       ...
-    TypeError: reduce() of empty sequence with no initial value
+    TypeError: reduce() of empty iterable with no initial value
     >>> functools.reduce(operator.mul, [1, 2, 3], 1)
     6
     >>> functools.reduce(operator.mul, [], 1)

Original file line number	Diff line number	Diff line change
`@@ -1042,7 +1042,7 @@ first calculation. ::`
`1042`	`1042`	`>>> functools.reduce(operator.concat, [])`
`1043`	`1043`	`Traceback (most recent call last):`
`1044`	`1044`	`...`
`1045`		`- TypeError: reduce() of empty sequence with no initial value`
	`1045`	`+ TypeError: reduce() of empty iterable with no initial value`
`1046`	`1046`	`>>> functools.reduce(operator.mul, [1, 2, 3], 1)`
`1047`	`1047`	`6`
`1048`	`1048`	`>>> functools.reduce(operator.mul, [], 1)`