Iteration Plan for release in May

[SparkSnail]

Extending this short iteration to a regular iteration for April-May.
Release Manager: @SparkSnail
Code freeze date: 5.19
End Game Issue: 5.25
Target release date: 5.26

---

Planned Items

Code completed

• IT left work No experiment log showed in integration test when nnictl create failed #2290 @chicm-ms

In progress

General Supports Updates

• TF 2.0 TensorFlow v2 Support #2127 @liuzhe-lz (3day + 2week)
  --- Using NNI NAS interface with keras/tf.keras Using NNI NAS interface with keras/tf.keras #1737
  --- Tensorflow pipeline
  --- add example (ongoing, draft pr TF2 ENAS example #2442 , 5.15)
• 100W IPC limitation (ongoing , need to fix UT, Increase IPC message length to 10^14 #2425 @liuzhe-lz )
• share code storage among trials in an experiements (@SparkSnail) share code storage among trials in an experiements #2314 (pr submitted, 5.15)
• Show trial error message Show trial error message #2424 @chicm-ms @Lijiaoa (pr submitted, fixing comments, 5.11)
• fix dev install @liuzhe-lz Dev install does not work #2253 (PR Fix make dev-install #2372, need discussion )
• Refactor overview top trials: @Lijiaoa (pr submitted)
  related issue: webui pages are inconsistent #2007 Why not put the lastest result in the picture? #2010
• + "version" for SDK version @liuzhe-lz (Add '__version__' for SDK #2308) (ongoing, 5.15)
  Design issue: UX Enhancement - User can edit the Top k manually in WebUI #2142
• Webui feedback @Lijiaoa (1/2 pr submtted, show top trials for hyper-parameter graph #2433 , 5.15)

HPO Updates

• PBT left work and improvement @QuanluZhang PBT left work and improvement #2315

Feature Engineering Updates

• Feature engineering/selection (L1 ranker) TPOT (http://automl.info/tpot/) (@leckie-chn )

NAS Updates

• improvement NAS API, add readability, improve user experience (@ultmaster ) improvement NAS API, add readability, improve user experience #2316
  ----Use OrderedDict for LayerChoice Prettify the module names in LayerChoice #2112 (merged)
  ----Fix bug (merged)
  ----Prettify the format of export Prettify the export format of NAS trainer #2389 (need fix, pr submitted, 5.15)
  ----Generate nni-free model after applying fixed architecture (pr submitted, 5.15)
  ----I'm not sure: combining sample_search and reset; combining sample_final and export(deferred)

Model Compression Updates

• Model compression PyTorch 1.4 support, utility codes merge Model compression PyTorch 1.4 support #2310 (@chicm-ms ) (pr submitted, fixing comments and bug)

Training Service Updates

• support pai multiphase @SparkSnail (pr submitted, fix comments)
• update pai yaml merge PAI Yaml merge #2309 @SparkSnail (pr submitted)

---

Bug Fix

open bugs: bug Something isn't working