pipeline transform

[blublinsky]

Why are these changes needed?

Implementation of pipeline transform similar to Sklearn approach

Related issue number (if any).

#374
#544

[roytman]

@daw3rd , I looked over this PR and it is OK for me, but leave it for your final verdict.

[daw3rd]

Can we run a pipeline outside of the runtime/launcher? If so, I'd like to see a test or other example of how this is done? If not, we need it.

[blublinsky]

Can we run a pipeline outside of the runtime/launcher? If so, I'd like to see a test or other example of how this is done? If not, we need it.

For running a pipeline outside a runtime we have kfp. We can not pass values in memory outside of runtime

[daw3rd]

Can we run a pipeline outside of the runtime/launcher? If so, I'd like to see a test or other example of how this is done? If not, we need it.

For running a pipeline outside a runtime we have kfp. We can not pass values in memory outside of runtime

This is a problem and does not meet requirements defined in the issue. #374 (comment)

[blublinsky]

Can we run a pipeline outside of the runtime/launcher? If so, I'd like to see a test or other example of how this is done? If not, we need it.

For running a pipeline outside a runtime we have kfp. We can not pass values in memory outside of runtime

This is a problem and does not meet requirements defined in the issue. #374 (comment)

The requirement does not specify the ability to run across runtimes. Besides, where is this requirement coming from?