Trouble with Polars date
Data engineering2 posts from 2 people2d active+00 posts in the last 7 days, 0 the 7 days before (fading)Unverified
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The posts behind it
2, newest firstpolars.read_excel() value error on very large date### Checks - [x] I have checked that this issue has not already been reported. - [x] I have confirmed this bug exists on the [latest version](https://pypi.org/project/polars/) of Polars. ### Reproducible example ### Log output ### Issue description Hello, I've noticed a bug that...pola-rs/polars · kakxow1 reactions, 3 repliesOpen ↗dt.offset_by panics instead of raising when the offset date exceeds the internal Date range...to a Python object takes place, i.e. it's the internal date-arithmetic step itself that fails to construct the target date and unwraps on the error instead of propagating it. Same panic reproduces with `"mo"` units too (e.g. `"2147483647mo"`), and via `Series.dt.offset_by`...pola-rs/polars · VANDRANKI1 reactionsOpen ↗
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About this problem
Evidence
2 posts from 2 people in 1 place, about 1 a week over 35 days. Mostly on pola-rs/polars. Tools named alongside: pandas, GitHub, PyPI.
Frustration Frustration 0 of 3· Seen on GitHub issues
How it was grouped
Posts about Polars with no known issue, sharing the word "date". First post Aug 28, 2026, latest Oct 1, 2026. Unverified: fewer than 3 posts, or one person or place only. Method
Other Polars problems
Polars users keep filing bugsPolars upgrades break working setupsTrouble with Polars streamingTrouble with Polars columnTrouble with Polars parquetPolars runs out of memoryTrouble with Polars joinBad data slips through Polars unnoticedTrouble with Polars structTrouble with Polars rollingTrouble with Polars mismatchTrouble with Polars input
History
corroborated to unverified
steady to fading
Trouble with Polars date (3 posts)