* Use pipeline_spec proto from kfp-pipeline-spec package
* update imports
* use pre-released kfp-pipeline-spec (temporarily)
* Revert "use pre-released kfp-pipeline-spec (temporarily)"
This reverts commit 77f2e9a39c.
* test_requires
* version
* make kfp a namespace package
* move to the top
* version rc0
* Fix bug where we missed injecting importer node
* moved files
* address review comments
* Add InputUriPlaceholder and OutputUriPlaceholder
* support uri placholder in v2
* lint
* test
* Preserve a test case with inputPath and outputPath usage.
* fix ut
* fix import and setup
* address comments
* skeleton of code
* commit resource spec in IR proto
* add resource setter
* add accelerator setters
* fix unit conversion
* fix attribute proxy
* add and fix unittests
* add e2e test
* clean up
* clean up
* clean up
* clean up
* bypass subclass overriding
* clean up
* clean up
* clean up
* resolve comments
Chen Sun
Jiaxiao Zheng