Add test for mxnet python interface

[mrodozov]

PR description:

Adds unit test for the mxnet python interface
Copied from here https://mxnet.apache.org/get_started/validate_mxnet#python
The test needs this changes:
cms-sw/cmsdist#5667

PR validation:

The test runs

[cmsbuild]

The code-checks are being triggered in jenkins.

[smuzaffar]

I do not understand these last 2 lines. I think just copy pasted the example. These lines are generated by b.asnumpy()

[mrodozov]

I didn't understand either until I finally read the text above it - it was a code so I took it as part of the example 😅

[cmsbuild]

+code-checks

Logs: https://cmssdt.cern.ch/SDT/code-checks/cms-sw-PR-29243/14281

• This PR adds an extra 12KB to repository

[cmsbuild]

A new Pull Request was created by @mrodozov (Mircho Rodozov) for master.

It involves the following packages:

PhysicsTools/MXNet

@perrotta, @cmsbuild, @santocch, @slava77 can you please review it and eventually sign? Thanks.
@hqucms this is something you requested to watch as well.
@davidlange6, @silviodonato, @fabiocos you are the release manager for this.

cms-bot commands are listed here

[cmsbuild]

The code-checks are being triggered in jenkins.

[cmsbuild]

+code-checks

Logs: https://cmssdt.cern.ch/SDT/code-checks/cms-sw-PR-29243/14283

• This PR adds an extra 12KB to repository

[cmsbuild]

Pull request #29243 was updated. @perrotta, @cmsbuild, @santocch, @slava77 can you please check and sign again.

[cmsbuild]

The code-checks are being triggered in jenkins.

[cmsbuild]

+code-checks

Logs: https://cmssdt.cern.ch/SDT/code-checks/cms-sw-PR-29243/14290

• This PR adds an extra 12KB to repository

[cmsbuild]

Pull request #29243 was updated. @perrotta, @cmsbuild, @santocch, @slava77 can you please check and sign again.

[slava77]

@cmsbuild please test

[cmsbuild]

The tests are being triggered in jenkins.
https://cmssdt.cern.ch/jenkins/job/ib-run-pr-tests/5327/console Started: 2020/03/23 14:31

[cmsbuild]

+1
Tested at: 0f39e07
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-2bac7c/5327/summary.html
CMSSW: CMSSW_11_1_X_2020-03-23-1100
SCRAM_ARCH: slc7_amd64_gcc820

[cmsbuild]

Comparison job queued.

[cmsbuild]

Comparison is ready
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-2bac7c/5327/summary.html

Comparison Summary:

• No significant changes to the logs found
• Reco comparison results: 2 differences found in the comparisons
• DQMHistoTests: Total files compared: 34
• DQMHistoTests: Total histograms compared: 2692493
• DQMHistoTests: Total failures: 33
• DQMHistoTests: Total nulls: 0
• DQMHistoTests: Total successes: 2692141
• DQMHistoTests: Total skipped: 319
• DQMHistoTests: Total Missing objects: 0
• DQMHistoSizes: Histogram memory added: 0.0 KiB( 33 files compared)
• Checked 147 log files, 16 edm output root files, 34 DQM output files

[slava77]

+1

for #29243 0f39e07

• unit test is somewhat simple, but should serve the purpose
• jenkins tests unit test log shows that the test passed OK

[silviodonato]

merge
@santocch this PR add a new simple unit test

[santocch]

+1

[cmsbuild]

This pull request is fully signed and it will be integrated in one of the next master IBs (tests are also fine). This pull request will be automatically merged.