v6.1.0 をリリースしました

[Daisuke Nishino]

Chainer v6.1.0 をリリースしました！ リリースノートは以下の通りです。

This is the release note of v6.1.0. See here for the complete list of solved issues and merged PRs.

Enhancements

• Avoid unnecessary updates in F.batch_renormalization, and related fixes (#7197)
• Fix typo in Variable.backward (#7208)
• MultiprocessParallelUpdater to support new devices (#7246)
• Add type hints to Variable (#7445)
• Improve get_device error message when ChainerX is not available (#7461)
• Check positive dilation in F.convolution_2d (#7499)
• Check positive dilation in F.deconvolution_2d (#7500)

Bug Fixes

• Fix uncopyable MultiNodeBatchNormalization (#7254)
• Fix initialization of L.Linear when called with n_batch_axes (#7300)
• Improve type check in _values_to_dicts so it works with unicode of python 2 too (#7323)
• Fix a bug in Bernoulli.log_prob (#7334, thanks @seiyab!)
• Fix a bug that root is ignored in scatter_dataset and bcast (#7360)
• Fix condition to invoke cuDNN dropout (#7374, thanks @crcrpar!)
• Fix mypy errors (#7465)
• Make WeightDecay aware of loss scale (#7510)
• Fix AdamW update rule regression on CPU (#7516)
• Fix type check of F.where (#7532)

Code Fixes

• Fix code style for long expressions (#7542)

Documentation

• Fix to clarify the description about initializer argument (#7070)
• Remove extra spaces in docstrings (#7130)
• Fix link to ChainerMN docs in performance guide (#7131)
• Document passive attributes in FunctionTestCase (#7134)
• Fix dead sphinx links (#7159)
• Document backend.get_device_from_array (#7168)
• Document F.copy view behavior (#7174)
• Add optimizers.MSVAG to documentation (#7193)
• Add missing doc entry for CommunicatorBase.allgather (#7195)
• Remove chainerx.md (#7218)
• Fix grammatical errors in documentation (#7219)
• Fix typos in chainer.utils.type_check (#7274, thanks @ktns!)
• Improve device documentation (#7288)
• Fix capitalization of F.relu in doc (#7299)
• Fix invalid escape sequences in ChainerX routine docstrings (#7336)
• Fix F.normalize documentation (#7337, thanks @crcrpar!)
• Fix format of static_graph.rst (#7399)
• Avoid setting test_iter.epoch manually in the tutorial of training loop (#7410)
• Avoid installing ChainerX when building docs of other projects on ReadTheDocs (#7426, thanks @knorth55!)
• Fix robots.txt to allow indexing root (#7458)
• Add reference and warning to F.swish document (#7467, thanks @fiarabbit!)
• Change Deformable Convolution 2D docs to match arguments (#7468, thanks @higumachan!)
• Remove test coverage from ChainerX contribution guide (#7469)
• Remove "Comparison with other frameworks" from docs (#7477)
• Improve F.normalize documentation (#7482, thanks @crcrpar!)

Installation

• Fix ChainerX compilation with MSVC (#7173, thanks @durswd!)
• Fix typing requirements (#7566)

Examples

• Support device specifiers in examples:
  • Support device specifier in image captioning example (#7229)
  • Support device specifiers in MNIST data parallel example (#7233)
  • Support device specifiers in pix2pix example (#7235)
  • Support device specifiers in static graph example (#7236)
  • Support device specifiers in PTB example (#7263)
  • Support device specifiers in ImageNet data parallel example (#7303)
  • Support ChainerX in PTB gentxt example (#7340)
• Fix sentiment example test (#7238)
• Warn NaN in FP16 mode in examples:
  • Warn NaN in FP16 mode in wavenet example (#7376)
  • Warn NaN in FP16 mode in static_graph_optimizations/mnist example (#7377)
  • Warn NaN in FP16 mode in word2vec example (#7378)
  • Warn NaN in FP16 mode in sentiment example (#7380)
  • Warn NaN in FP16 mode in static_graph_optimizations/cifar example (#7381)
  • Warn NaN in FP16 mode in reinforcement learning examples (#7382)
  • Warn NaN in FP16 mode in dcgan example (#7383)
  • Warn NaN in FP16 mode in memnn example (#7386)
  • Warn NaN in FP16 mode in pos example (#7387)
  • Warn NaN in FP16 mode in pix2pix example (#7388)
  • Warn NaN in FP16 mode in vae example (#7412)
• Implement reset method in the PTB example (#7535)

Tests

• Use CUDA_VISIBLE_DEVICES in ChainerX tests (#7294)
• Move test_cuda.py to backends_tests (#7295)
• Improve mergify configuration (#7301)
• Add configuration of new CI system (#7403)
• Change 0 to 0.0 for python2 (#7508)
• Add a test to reproduce the bcast deadlock problem (#7554)

Others

• Add .mergify.yml (#7151)
• Remove "Research projects using Chainer" from README (#7459)