Hydra 1.0.0

1.0.0 (2020-09-03)

Hydra 1.0 is out!
See blog post for high level details.

Major new features in Hydra 1.0

• Config type safety via Structured Configs
• More powerful command line
• New plugins enabling remote launching and hyper parameter optimization
• Improved error reporting
• Reduce nesting levels with config packages

These release notes are covering the changes since 1.0.0rc4.

To see the complete release notes for 1.0 take a look at the release notes of:

• 1.0.0rc1
• 1.0.0rc2
• 1.0.0rc3
• 1.0.0rc4
• 1.0.0 (just below this line)

Features

• Add support for casting interval to ints and floats (#915)

Bug Fixes

• Fix to flush logging instead of shutting it down at job end (#833)
• compose() no longer initialized logging subsystem (#833)
• Fix overriding of hydra.job.env_set from the command line (#854)
• Fix tab completion to not output errors in some cases when using --multirun (#856)
• Fix OmegaConf custom resolvers not being propagated to Sweepers properly (#861)
• Interpolation accepts any char between ${ and } (#891)
• Update the signature of hydra.utils.instantiate() allow input configs of Any type (#896)
• Fix instantiate to work correctly when parameters are interpolations into a parent node (#904)
• Apps will now raise underlying exception if env HYDRA_FULL_ERROR=1 (#926)

Plugins

• Fix integer/float choice from spec in the Nevergrad plugin

Improved Documentation

• New page in Structured Configs tutorial: Static schema with many configs (#918)
• New page in Structured Configs tutorial: Dynamic schema with many configs (#918)