Fix GH-11591: AppendIterator with generators that yield nothing - #23270

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matthiasgoergens wants to merge 8 commits into

matthiasgoergens:gh11591-appenditerator-empty-generators

Commits on Aug 2, 2026

Fix GH-11591: Handle empty generators in AppendIterator
matthiasgoergens
committed
a26f3c7

Commits on Aug 14, 2026

Mark probed-empty generators by object, not entry key
matthiasgoergens
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f531e99
Expect probed-empty generators to be skipped wherever they sit
matthiasgoergens
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3e307f8
Appending a probed-empty generator twice is now two empty entries
matthiasgoergens
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af4315d
Skip empty generators wherever they are first exhausted
matthiasgoergens
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589bddc
Cover wrapped empty generators in the regression
matthiasgoergens
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570b273
Move the GH-11591 NEWS entry to the current version section
matthiasgoergens
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a54085f
Drop the dead current_key field and cover throwing-generator parity
matthiasgoergens
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fb7398b