MMCV Release V1.3.13

New features

• Add the CPU implementation of DCN and Modulated DCN (#1278)
• Add the revert_sync_batchnorm function to convert SyncBN in any model to BN (#1253)
• Add python3.9 in CI to verify the support for python3.9 (#1291)

Improvements

• Reimplement cc_attention using pure PyTorch (#1201)
• Enhance the output of exception (#1309)
• Restrict the warning message (#1267)

Bug fixes

• Fix missing state_dict._metadata when saving and loading checkpoints (#1294)
• Fix typo about installation (#1313)
• Fix sphinx version (#1301)

Docs

• Add the Chinese documentation for faq.md (#1252)

Notes

Since PyTorch 1.9 has been released, we plan to end the support for PyTorch 1.3 and 1.4 in future releases. We will still provide pre-compiled packages of these two versions for three months, but the reliability and technical support are not guaranteed.

Contributors

A total of 13 developers contributed to this release.

@Leojc @eugene123tw @weiji14 @mzr1996 @zhouzaida @yyz561 @gaotongxiao @EricKani @MeowZheng @ZwwWayne @xvjiarui @Junjun2016 @grimoire