v7.1.0

⭐️ Enhancements

• fix(cli): sort generated Python kwargs for readability (#1593) @immanuwell
• fix(cli): omit default workflow params in generated Python (#1592) @immanuwell

🐞 Bug Fixes

• Fix YAML dump quoting for y/Y/n/N boolean aliases (#1598) @tzvist
• fix: isolate reused templates between workflows (#1595) @immanuwell

⛏ Dependency Upgrades

• Bump the minors-patches group across 1 directory with 3 updates (#1600) @dependabot[bot], @elliotgunton
• Bump types-pyyaml from 6.0.12.20260518 to 6.0.12.20260724 (#1602) @dependabot[bot]
• Bump types-requests from 2.33.0.20260518 to 2.33.0.20260712 (#1601) @dependabot[bot]
• Bump actions/setup-python from 6 to 7 (#1599) @dependabot[bot]
• Bump the minors-patches group with 3 updates (#1596) @dependabot[bot]
• Bump actions/checkout from 6 to 7 (#1594) @dependabot[bot], @elliotgunton

v7.0.0

ℹ️ Information

• Update models for Argo Workflows 4.0 compatibility (#1586) @tico24

🐞 Bug Fixes

• fix: squash wrapped Argo expressions in YAML output (#1591) @immanuwell
• fix(models): make templateDefaults script source and container/script images optional (#1585) @ashishmistry36
• fix: validate mixed CPU resource units (#1584) @immanuwell

⛏ Dependency Upgrades

• Bump codecov/codecov-action from 6 to 7 (#1590) @dependabot[bot]
• Bump the minors-patches group across 1 directory with 6 updates (#1587) @dependabot[bot]
• Bump types-requests from 2.33.0.20260327 to 2.33.0.20260518 (#1577) @dependabot[bot]
• Bump types-pyyaml from 6.0.12.20250915 to 6.0.12.20260518 (#1578) @dependabot[bot]
• Bump urllib3 from 2.6.3 to 2.7.0 (#1582) @dependabot[bot]
• Bump idna from 3.10 to 3.15 (#1583) @dependabot[bot]
• Bump pytest from 9.0.2 to 9.0.3 (#1575) @dependabot[bot]
• Bump the minors-patches group with 5 updates (#1572) @dependabot[bot]
• Bump codecov/codecov-action from 5 to 6 (#1571) @dependabot[bot]
• Bump pygments from 2.19.1 to 2.20.0 (#1570) @dependabot[bot]
• Bump requests from 2.32.5 to 2.33.0 (#1568) @dependabot[bot]

v6.0.0

ℹ️ Information (Breaking changes)

• Remove decorator feature (#1556) @jeongukjae
• Use Pydantic v2 API models; remove support for Pydantic V1 (#1549) @elliotgunton
• Migrate core Hera classes to dataclasses (dropping Pydantic) (#1547) @elliotgunton
• Remove deprecated and unused code (#1565) @elliotgunton

🐞 Bug Fixes

• Add missing 'pending' workflow status (#1564) @elliotgunton

📔 Documentation

• Add hera use case presentation link in README.md (#1553) @ipl31

⛏ Dependency Upgrades

• Bump release-drafter/release-drafter from 6 to 7 (#1567) @dependabot[bot]
• Bump black from 26.1.0 to 26.3.1 (#1566) @dependabot[bot]
• Bump the minors-patches group with 2 updates (#1561) @dependabot[bot]
• Bump actions/upload-artifact from 6 to 7 (#1563) @dependabot[bot]
• Bump types-requests from 2.32.4.20250913 to 2.32.4.20260107 (#1552) @dependabot[bot]
• Bump black from 25.12.0 to 26.1.0 (#1551) @dependabot[bot]
• Bump the minors-patches group with 2 updates (#1550) @dependabot[bot]

🚧 Tasks

• Graduate pydantic io feature (#1555) @jeongukjae
• Migrate mixin classes to dataclasses (#1548) @elliotgunton

v5.27.0

ℹ️ Information

• Remove Python 3.9 support (#1525) @elliotgunton

🐞 Bug Fixes

• Fix type for artifact_gc in Workflow (#1533) @elliotgunton

📔 Documentation

• Add an example for a CLI app also used as a Hera script (#1536) @elliotgunton

⛏ Dependency Upgrades

• Bump urllib3 from 2.5.0 to 2.6.0 (#1538) @dependabot[bot]
• Bump the minors-patches group with 4 updates (#1542) @dependabot[bot]
• Bump actions/upload-artifact from 5 to 6 (#1539) @dependabot[bot]
• Bump the minors-patches group across 1 directory with 4 updates (#1535) @dependabot[bot]
• Bump pytest from 8.4.2 to 9.0.1 (#1532) @dependabot[bot]
• Bump actions/checkout from 5 to 6 (#1529) @dependabot[bot]

🚧 Tasks

• feat: add timeout 60 sec to prevent indefinite waiting (#1540) @immanuwell
• Update macOS version in CI workflow (#1541) @sambhav

v5.26.1

NOTE

This release is the same as 5.26.0, which was not published to PyPI due to a bug in third-party libraries used to build and publish the package. 5.26.0 release notes copied below.

---

ℹ️ Information

• Update models for 3.7 compatibility (#1519) @elliotgunton

📔 Documentation

• Fix runner_artifacts example to load from file (#1518) @elliotgunton
• Fix Hera runner output artifact example (#1509) @elliotgunton

⛏ Dependency Upgrades

• Bump the minors-patches group with 3 updates (#1520) @dependabot[bot]
• Bump actions/upload-artifact from 4 to 5 (#1517) @dependabot[bot]
• Bump pytest-cov from 6.2.1 to 7.0.0 (#1513) @dependabot[bot]
• Bump types-requests from 2.32.4.20250809 to 2.32.4.20250913 (#1512) @dependabot[bot]
• Bump types-pyyaml from 6.0.12.20250822 to 6.0.12.20250915 (#1511) @dependabot[bot]
• Bump the minors-patches group with 7 updates (#1510) @dependabot[bot]

v5.26.0

ℹ️ Information

• Update models for 3.7 compatibility (#1519) @elliotgunton

📔 Documentation

• Fix runner_artifacts example to load from file (#1518) @elliotgunton
• Fix Hera runner output artifact example (#1509) @elliotgunton

⛏ Dependency Upgrades

• Bump the minors-patches group with 3 updates (#1520) @dependabot[bot]
• Bump actions/upload-artifact from 4 to 5 (#1517) @dependabot[bot]
• Bump pytest-cov from 6.2.1 to 7.0.0 (#1513) @dependabot[bot]
• Bump types-requests from 2.32.4.20250809 to 2.32.4.20250913 (#1512) @dependabot[bot]
• Bump types-pyyaml from 6.0.12.20250822 to 6.0.12.20250915 (#1511) @dependabot[bot]
• Bump the minors-patches group with 7 updates (#1510) @dependabot[bot]

v5.25.1

🐞 Bug Fixes

• Optionally import httpx in async service (#1508) @jeongukjae

v5.25.0

⭐️ Enhancements

• Support data, http, resource, and suspend templates in decorator syntax (#1501) @jeongukjae
• Add async service functions (#1494) @elliotgunton
• Add optional artifact support in Hera runner (#1497) @elliotgunton

🐞 Bug Fixes

• Allow Annotated on pydantic io containing non-Hera metadata (#1496) @elliotgunton

⛏ Dependency Upgrades

• Bump actions/setup-python from 5 to 6 (#1506) @dependabot[bot]
• Bump types-pyyaml from 6.0.12.20250809 to 6.0.12.20250822 (#1502) @dependabot[bot]
• Bump the minors-patches group with 3 updates (#1503) @dependabot[bot]

v5.24.0

⭐️ Enhancements

• Allow initialisation of templates in Steps/DAG contexts (#1474) @elliotgunton
• Add set_next_defaults function for Task and allow multiple on values (#1457) @elliotgunton
• Format Python code output from Hera CLI using black (#1465) @jeongukjae
• Add get_outputs_as_arguments function for tasks/steps (#1451) @elliotgunton

🐞 Bug Fixes

• Add Hera RetryStrategy to TemplateMixin and Workflow (#1455) @elliotgunton

📔 Documentation

• Add example using with_items for step/dag decorators (#1490) @elliotgunton
• Add "Types of Workflows" section to the walkthrough (#1487) @elliotgunton
• Update resources examples and add large_artifacts_in_init_container example (#1459) @elliotgunton
• Fix command for complex_expr example (#1449) @elliotgunton

⛏ Dependency Upgrades

• Bump the minors-patches group with 4 updates (#1491) @dependabot[bot]
• Bump types-pyyaml from 6.0.12.20250516 to 6.0.12.20250809 (#1476) @dependabot[bot]
• Bump types-requests from 2.32.4.20250611 to 2.32.4.20250809 (#1477) @dependabot[bot]
• Bump ruff from 0.12.7 to 0.12.8 in the patches group (#1478) @dependabot[bot]
• Bump actions/checkout from 4 to 5 (#1479) @dependabot[bot]
• Bump ruff from 0.12.4 to 0.12.7 in the patches group (#1467) @dependabot[bot]
• Bump cappa from 0.28.1 to 0.29.1 (#1468) @dependabot[bot]
• Bump build from 1.2.2.post1 to 1.3.0 (#1469) @dependabot[bot]

🚧 Tasks

• Fix doubled volume class names; add deprecated aliases (#1481) @ketanjani21
• Fix incorrect types and comments throughout mixins (#1472) @elliotgunton
• Update on-cluster testing (#1466) @elliotgunton

v5.23.0

⭐️ Enhancements

• Preserve folder structure when using CLI code conversion; add --flatten flag (#1443) @elliotgunton
• Add YAML-to-Python converter to CLI (#1440) @elliotgunton

🐞 Bug Fixes

• Fix module for script runners generated by CLI and from __main__ (#1445) @elliotgunton
• Fix a mypy regression in IO mixins (#1442) @alicederyn
• Set Artifact name to None by default (#1441) @elliotgunton
• Fix processing for model volumes/volume mounts (#1439) @elliotgunton

📔 Documentation

• Generate all remaining valid upstream examples (#1444) @elliotgunton

⛏ Dependency Upgrades

• Bump the patches group across 1 directory with 3 updates (#1437) @dependabot[bot]