Issues

• dumps(sort_keys=True) only sorts the top level of a parsed document (nested tables / inline tables / AoT keep original order)

  python-poetry/tomlkit#614 · Filter by author Master-Norna opened on Sep 27, 2026
  2

• toml-test datetime cases use tomlkit's own parse_rfc3339 as the expected value, so they cannot detect datetime parsing bugs

  python-poetry/tomlkit#603 · Filter by author ArnauFerma opened on Sep 15, 2026

• Array.add_line() doesn't serialize as documented (or expected) and can even produce syntactically invalid TOML

  python-poetry/tomlkit#580 · Filter by author benblank opened on Aug 5, 2026
  1

• unwrap raises KeyAlreadyPresent for an out-of-order AoT element extension

  python-poetry/tomlkit#577 · Filter by author davidpavlovschi opened on Jul 28, 2026

• Looking for a co-maintainer

  python-poetry/tomlkit#574 · Filter by author frostming opened on Jul 28, 2026
  5

• Regression in 0.15.1: valid out-of-order child table raises KeyAlreadyPresent

  python-poetry/tomlkit#571 · Filter by author satriadhikara opened on Jul 23, 2026

• table escapes its parent

  python-poetry/tomlkit#557 · Filter by author dimbleby opened on Jul 8, 2026
  2

• updating a table captures too many keys

  python-poetry/tomlkit#556 · Filter by author dimbleby opened on Jul 8, 2026

• tomlkit does not serialize some empty arrays and dictionaries

  python-poetry/tomlkit#553 · Filter by author dimbleby opened on Jul 5, 2026

• item() reorders keys (dict-valued before scalar) even with the default sort_keys=False

  python-poetry/tomlkit#546 · Filter by author pramodavansaber opened on Jun 28, 2026
  2

• key insertion is linear in size of document

  python-poetry/tomlkit#540 · Filter by author dimbleby opened on Jun 22, 2026

• Proposal: ~2.5–3× faster parsing, conformance-preserving

  perf
  python-poetry/tomlkit#483 · Filter by author tfoutrein opened on May 29, 2026
  5

• Dump headers of parent nested tables

  python-poetry/tomlkit#447 · Filter by author oleole39 opened on Dec 25, 2025

• ParseError exception when handling TOML AoT

  python-poetry/tomlkit#437 · Filter by author whiteforestzx opened on Jul 15, 2025
  1

• Multiline array option for dumps

  Enhancement

  python-poetry/tomlkit#385 · Filter by author dbohdan opened on Nov 11, 2024
  2

• Emitting underscores in integers

  python-poetry/tomlkit#336 · Filter by author robertlagrant opened on Mar 19, 2024
  4

• How to preserve quote style when mutating field?

  python-poetry/tomlkit#325 · Filter by author mtkennerly opened on Nov 18, 2023
  1

• [REPO] Add discussions

  python-poetry/tomlkit#310 · Filter by author NoPlagiarism opened on Aug 16, 2023
  1

• Comments from original TOML end up in the wrong spot

  python-poetry/tomlkit#295 · Filter by author jcote-tc opened on Jun 2, 2023
  4

• Add indent control for multi-line Array

  python-poetry/tomlkit#290 · Filter by author goodboy opened on May 12, 2023

• Request to be added to Tomlkit OSS-Fuzzer project members

  python-poetry/tomlkit#286 · Filter by author sg3-141-592 opened on Apr 27, 2023
  2

• out of order sections causing issues

  python-poetry/tomlkit#196 · Filter by author abn opened on May 25, 2022
  5

• 0.10.2: sphinx warnings reference target not found

  python-poetry/tomlkit#192 · Filter by author kloczek opened on Apr 24, 2022

• [self-tests] several failures against toml-test 1.1.0

  python-poetry/tomlkit#172 · Filter by author stanislavlevin opened on Feb 3, 2022
  2

• function with argument of typeItem should be compatible with Table

  python-poetry/tomlkit#135 · Filter by author aahung opened on Jun 7, 2021