Issues

• Quadratic-time ReDoS in Unix-timestamp (X) format token parsing

  arrow-py/arrow#1353 · Filter by author router0mail opened on Sep 13, 2026

• dehumanize() silently returns wrong times for fractional inputs ("1.5 hours ago" is off by 3.5 hours)

  arrow-py/arrow#1341 · Filter by author Mukller opened on Aug 24, 2026

• Timezone parsing accepts invalid values

  bug
  arrow-py/arrow#1294 · Filter by author number492 opened on Jun 10, 2026
  2

• Provide a means to override the default timezone in arrow.get()

  enhancement
  arrow-py/arrow#1293 · Filter by author fluffy-critter opened on Jun 8, 2026

• Docs for kwargs in shift function

  documentation
  arrow-py/arrow#1287 · Filter by author jonathan-s opened on Jun 2, 2026

• dehumanize() silently ignores negative time values, returning wrong results

  arrow-py/arrow#1278 · Filter by author amanv0007 opened on May 17, 2026

• Shortened time units

  enhancement
  arrow-py/arrow#1269 · Filter by author kaithar opened on Apr 12, 2026

• arrow.get() behaviour for tzinfo=None

  bug
  arrow-py/arrow#1259 · Filter by author suzukieng opened on Mar 5, 2026

• Strange humanize intervals

  bug
  arrow-py/arrow#1240 · Filter by author fluffy-critter opened on Jan 9, 2026
  5

• Make dehumanize() handle values with decimal fractions correctly

  enhancement
  arrow-py/arrow#1237 · Filter by author HYBRID-BEING opened on Dec 10, 2025
  1

• Support Python >= 3.12 and drop support for Python 2.x

  enhancement
  arrow-py/arrow#1232 · Filter by author hlongmore opened on Oct 12, 2025
  1

• fix fuzzing issues

  arrow-py/arrow#1226 · Filter by author krisfremen opened on Sep 21, 2025
  

• Type hints for Arrow.interval should show Arrow as possible type for start and end arguments

  bug
  arrow-py/arrow#1210 · Filter by author HYBRID-BEING opened on Apr 3, 2025

• Arrow shift method is not handling DST properly

  bug
  arrow-py/arrow#1209 · Filter by author ChippingEye2766 opened on Mar 11, 2025
  2

• Strange Timezone offset

  bug
  arrow-py/arrow#1207 · Filter by author hasandiwan opened on Jan 19, 2025
  7

• IndexError in DateTimeParser.parse

  bug
  arrow-py/arrow#1191 · Filter by author gabe-sherman opened on Oct 4, 2024
  3

• Unable to build from source

  bug
  arrow-py/arrow#1187 · Filter by author adamjstewart opened on Sep 18, 2024
  5

• span_range returns unexpected result (missing days) when using frame month

  bug
  arrow-py/arrow#1185 · Filter by author Iwerzhon opened on Aug 26, 2024
  2

• 1.3.0: pytest fails in multiple units

  bug
  arrow-py/arrow#1173 · Filter by author kloczek opened on May 20, 2024
  2

• incorrect behavior WRT daylight savings for shift/adding timedelta

  bug
  arrow-py/arrow#1170 · Filter by author eigenvariable opened on Jan 25, 2024

• Use typing.Self to support subclassing

  enhancement
  arrow-py/arrow#1168 · Filter by author sebastianvitterso opened on Dec 18, 2023

• Missing hour during DST long day when shifting or calculating ranges

  bug
  arrow-py/arrow#1162 · Filter by author jblackmersolea opened on Sep 11, 2023
  4

• error in Time transform of 9999-12-31

  bug
  arrow-py/arrow#1159 · Filter by author funicia opened on Aug 4, 2023
  4

• .humanize() should have a numeric option for 1 instead of a/an

  enhancement
  arrow-py/arrow#1158 · Filter by author julianLapenna12 opened on Jul 14, 2023
  3

• incorrect tzinfo when arrow.get()

  bug
  arrow-py/arrow#1153 · Filter by author da-head0 opened on Apr 27, 2023
  4