Hiero | Hiero Python SDK – Announcing Release v0.1.3

This July, our Python SDK is racing ahead, and we’re excited to share the latest in new transaction support and version milestones.

🚀 Latest Release: v0.1.3 (July 7, 2025)

In this release, we packed dozens of new transaction classes, queries, and utility improvements:

Various new classes, including:
- Duration
- AccountInfoQuery
Extensive token services, such as:
- NFTTokenCreateTransaction for spinning up non‑fungible tokens
- TokenUnfreezeTransaction to unfreeze tokens when needed
- TokenWipeTransaction for wiping balances clean
- TokenNFTInfoQuery to fetch NFT metadata
- TokenRejectTransaction to manage association rejections
- TokenUpdateNftsTransaction for batch NFT updates
Abstractions & node implementation
– Introduced an executable abstraction and node implementation to simplify the codebase and make it easier to scale
Improved testing & logging
– Individual unit and integration tests for each transaction type
– Extensions to the logging module
Pythonic type hinting
– Added type annotations across several modules, with documentation on setting up Mypy

See the full changelog at Github

🗒️ Other Recent Releases

v0.1.2 (March 12, 2025)

Added NFTId class for streamlined NFT identifier handling
Switched to SEC1 ECPrivateKey format instead of PKCS#8

v0.1.1 (February 25, 2025)

Introduced RELEASE.md & CONTRIBUTING.md; revamped README files for clarity
Upgraded support from Python 3.9 to 3.10

v0.1.0 (February 19, 2025)

Inaugural release: core SDK features, documentation, and example scripts

🔭 Smart Contracts on the Horizon

We’ve laid the groundwork in our token and file‑service layers—now we’re shifting gears into file service and smart contract logic, with upcoming support for: