Issues

• Installation Issue with Anaconda 2025.12 Windows 11

  jmcarpenter2/swifter#237 · Filter by author ZenithClown opened on Feb 18, 2026

• Ray memory usage not respecting defaults?

  jmcarpenter2/swifter#235 · Filter by author aodj-snjallgogn opened on Feb 20, 2025

• Swifter don't work

  jmcarpenter2/swifter#234 · Filter by author Jenkins-Jiang opened on Dec 8, 2024
  1

• swifter.rolling uses the axis kwarg, which no longer exists in Dask

  jmcarpenter2/swifter#233 · Filter by author Andrew5057 opened on Sep 2, 2024
  1

• Set cpu count to preserve memory

  jmcarpenter2/swifter#232 · Filter by author btglau opened on Jul 25, 2024

• Kernel crashed for simple task

  jmcarpenter2/swifter#230 · Filter by author chenyangkang opened on Jan 25, 2024

• applymap future deprecation up to version 2.1.0

  jmcarpenter2/swifter#227 · Filter by author vkehfdl1 opened on Jan 13, 2024

• can not work on DataFrameGroupBy apply？

  jmcarpenter2/swifter#226 · Filter by author WangHHY19931001 opened on Dec 29, 2023
  2

• After mutiple attempt Pandas apply with swifter does not execute NLP function passed.

  jmcarpenter2/swifter#225 · Filter by author prateek2512 opened on Nov 6, 2023

• TypeError: 'type' object is not subscriptable

  jmcarpenter2/swifter#224 · Filter by author ballegri opened on Oct 17, 2023

• The code where swifter is not used will be impacted by swifter

  jmcarpenter2/swifter#223 · Filter by author wanngxiang opened on Sep 27, 2023
  1

• swifter.apply not work on Mac?

  jmcarpenter2/swifter#222 · Filter by author Kedao98 opened on Sep 25, 2023
  1

• npartitions ignored

  jmcarpenter2/swifter#221 · Filter by author alexbaretta opened on Aug 30, 2023
  2

• groupby apply is limited to 5000 rows

  bug
  jmcarpenter2/swifter#217 · Filter by author xstraven opened on Jul 11, 2023
  3

  

• When running in AWS Lambda, I receive an error. Willing to figure it out, but not sure exactly where to start.

  jmcarpenter2/swifter#215 · Filter by author tylerjgarland opened on Jun 27, 2023
  3

• Support expanding

  enhancement
  jmcarpenter2/swifter#211 · Filter by author PaleNeutron opened on May 10, 2023

• Why does "force_parallel(enable=True)" not work?

  bug
  jmcarpenter2/swifter#206 · Filter by author kongbo96 opened on Dec 30, 2022
  2

• Inform the user whether multiprocessing was used

  enhancement
  jmcarpenter2/swifter#203 · Filter by author tadamcz opened on Oct 4, 2022
  1

  

• swifter.groupby() does not support with dropna=False

  bug
  jmcarpenter2/swifter#202 · Filter by author yangyxt opened on Sep 28, 2022
  5

  

• Swifter "progress_bar" Not Working

  jmcarpenter2/swifter#176 · Filter by author lightonphiri opened on Mar 16, 2022
  15

• OSError: Could not load shared object file: llvmlite.dll

  jmcarpenter2/swifter#175 · Filter by author DavidLanz opened on Mar 4, 2022
  1

• OSError: Could not load shared object file: libllvmlite.so

  jmcarpenter2/swifter#148 · Filter by author yashmahendra13 opened on Mar 5, 2021
  1

• How to limit memory consumption?

  enhancement
  jmcarpenter2/swifter#145 · Filter by author Veritogen opened on Dec 15, 2020
  1

• Enhancement : Enable swifter for combining Series

  enhancement
  jmcarpenter2/swifter#70 · Filter by author fran6w opened on Aug 24, 2019
  1