jorisvandenbossche commented on PR #12528: URL: https://github.com/apache/arrow/pull/12528#issuecomment-1131369183
Lubridate: ``` > x <- ymd_hms(c("2015-03-29 01:50:00", "2015-03-29 01:59:59", "2015-03-29 03:00:00", "2015-03-29 03:10:00"), tz = "Europe/Brussels") > x [1] "2015-03-29 01:50:00 CET" "2015-03-29 01:59:59 CET" [3] "2015-03-29 03:00:00 CEST" "2015-03-29 03:10:00 CEST" > round_date(x, "16 mins") [1] "2015-03-29 01:48:00 CET" "2015-03-29 03:04:00 CEST" [3] "2015-03-29 03:00:00 CEST" "2015-03-29 03:16:00 CEST" ``` (I haven't yet tried to understand the logic behind those results, but so none of the 4 values match with any of the values that this PR currently returns ...) In pandas: ``` x = pd.Series(pd.to_datetime(["2015-03-29 01:50:00", "2015-03-29 01:59:59", "2015-03-29 03:00:00", "2015-03-29 03:10:00"]).tz_localize("Europe/Brussels")) In [9]: x Out[9]: 0 2015-03-29 01:50:00+01:00 1 2015-03-29 01:59:59+01:00 2 2015-03-29 03:00:00+02:00 3 2015-03-29 03:10:00+02:00 dtype: datetime64[ns, Europe/Brussels] In [12]: x.dt.round("16min", nonexistent="NaT") Out[12]: 0 2015-03-29 01:52:00+01:00 1 2015-03-29 01:52:00+01:00 2 NaT 3 2015-03-29 03:12:00+02:00 dtype: datetime64[ns, Europe/Brussels] ``` -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: github-unsubscr...@arrow.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org