Monthly issue metrics report

[github-actions[bot]]

Issue Metrics

Metric	Average	Median	90th percentile
Time to first response	22:23:43	2:12:13	17:22:12
Time to close	4 days, 8:13:45	2 days, 22:31:09	9 days, 3:07:27
Time to answer	None	None	None

Metric	Count
Number of items that remain open	22
Number of items closed	8
Total number of items created	30

Title	URL	Assignee	Author	Time to first response	Time to close	Time to answer
writing to a sharded array is 10x slower	https://github.com/zarr-developers/zarr-python/issues/3560	None	nbren12	11:43:04	1 day, 16:07:42	None
Wrong array write when writing chunked array from numpy string data with "F" order	https://github.com/zarr-developers/zarr-python/issues/3558	None	dtonagel	1:51:23	None	None
numcodecs.ZFPY() fails	https://github.com/zarr-developers/zarr-python/issues/3557	None	afj-qeye	0:06:54	1:11:53	None
Unknown codec: 'zarr.codecs.numcodecs.PCodec'	https://github.com/zarr-developers/zarr-python/issues/3548	None	crisbodnar	None	None	None
fixed length subtype recarray + "auto" shards crashes	https://github.com/zarr-developers/zarr-python/issues/3546	None	ilan-gold	0:03:59	None	None
DOC: mkdocs migration + intersphinx broken (seeminly)	https://github.com/zarr-developers/zarr-python/issues/3542	None	ilan-gold	1:14:00	None	None
ValueError: cannot reshape array of size ...	https://github.com/zarr-developers/zarr-python/issues/3541	None	ljstrnadiii	None	None	None
some improvements to our configuration model	https://github.com/zarr-developers/zarr-python/issues/3538	None	d-v-b	None	None	None
DOC: missing change in 3.0 Migration Guide?	https://github.com/zarr-developers/zarr-python/issues/3536	None	christine-e-smit	13:30:17	22:26:51	None
Storage option that supports concurrent writes to a single local file?	https://github.com/zarr-developers/zarr-python/issues/3525	None	5xx7xx	0:27:55	None	None
Array indexing with Zarr 3 is noticeably slower than with Zarr 2	https://github.com/zarr-developers/zarr-python/issues/3524	None	b8raoult	0:39:46	None	None
metadata parsing rejects zarr metadata with unknown fields	https://github.com/zarr-developers/zarr-python/issues/3523	None	d-v-b	None	None	None
Permission denied when multiple Processes write to the same file	https://github.com/zarr-developers/zarr-python/issues/3522	None	Trobolt	8 days, 5:08:39	None	None
consolidated_metadata: null	https://github.com/zarr-developers/zarr-python/issues/3521	None	will-moore	7 days, 4:05:27	7 days, 4:23:58	None
Proposal: Make Obstore backend the default for s3/gcs/azure/https	https://github.com/zarr-developers/zarr-python/issues/3520	None	jhamman	2:12:13	None	None
compatibility with the v3 bytes dtype	https://github.com/zarr-developers/zarr-python/issues/3517	None	d-v-b	14:53:21	None	None
Writing dask arrays to a ZipStore causes a corrupt zip file	https://github.com/zarr-developers/zarr-python/issues/3516	None	csubich	7:25:25	None	None
Data loss when writing sharded arrays with dask	https://github.com/zarr-developers/zarr-python/issues/3514	None	ianhi	13:39:23	13 days, 16:08:55	None
Reading data that was written with deprecated bytes codec	https://github.com/zarr-developers/zarr-python/issues/3513	None	rabernat	0:02:01	None	None
SPEC 0 minimum supported python version	https://github.com/zarr-developers/zarr-python/issues/3512	None	d-v-b	17:22:12	None	None
Drop numcodecs[crc32c] as dependency due to use of LGPL license	https://github.com/zarr-developers/zarr-python/issues/3510	None	decryptofy	5:32:38	6 days, 10:12:38	None
Release Zarr-Python v3.1.4	https://github.com/zarr-developers/zarr-python/issues/3508	None	maxrjones	0:59:18	None	None
DOC: extra code blocks in the user guide	https://github.com/zarr-developers/zarr-python/issues/3506	None	ziw-liu	0:01:31	None	None
usage example: custom codec	https://github.com/zarr-developers/zarr-python/issues/3505	None	d-v-b	None	None	None
usage example: visualizing zarr data with neuroglancer	https://github.com/zarr-developers/zarr-python/issues/3504	None	d-v-b	None	None	None
DOC: Array.resize examples are outdated	https://github.com/zarr-developers/zarr-python/issues/3503	None	ziw-liu	9:16:55	14:23:24	None
documenting self-contained examples	https://github.com/zarr-developers/zarr-python/issues/3501	None	d-v-b	None	4 days, 4:54:36	None
create_dataset was not removed in 3.1.0	https://github.com/zarr-developers/zarr-python/issues/3499	None	ianhi	0:01:43	None	None
missing doctests	https://github.com/zarr-developers/zarr-python/issues/3498	None	d-v-b	None	None	None
Monthly issue metrics report	https://github.com/zarr-developers/zarr-python/issues/3497	None	github-actions[bot]	None	None	None

This report was generated with the Issue Metrics Action Search query used to find these items: repo:zarr-developers/zarr-python is:issue created:2025-10-01..2025-10-31 -reason:"not planned"