move additional unit tests to python3

[davidlange6]

identified by cms-sw/cmsdist#7019
(but does not require cms-sw/cmsdist/#7019 to be merged)

[cmsbuild]

+code-checks

Logs: https://cmssdt.cern.ch/SDT/code-checks/cms-sw-PR-34106/23296

• This PR adds an extra 32KB to repository

[cmsbuild]

A new Pull Request was created by @davidlange6 (David Lange) for master.

It involves the following packages:

Alignment/MillePedeAlignmentAlgorithm
Alignment/OfflineValidation
PhysicsTools/PythonAnalysis

@malbouis, @yuanchao, @cmsbuild, @tlampen, @pohsun, @santocch, @francescobrivio can you please review it and eventually sign? Thanks.
@mmusich, @adewit, @tocheng, @tlampen this is something you requested to watch as well.
@silviodonato, @dpiparo, @qliphy you are the release manager for this.

cms-bot commands are listed here

[francescobrivio]

@cmsbuild please test

[cmsbuild]

+1

Summary: https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-e62045/15926/summary.html
COMMIT: 9459338
CMSSW: CMSSW_12_0_X_2021-06-12-1100/slc7_amd64_gcc900
User test area: For local testing, you can use /cvmfs/cms-ci.cern.ch/week1/cms-sw/cmssw/34106/15926/install.sh to create a dev area with all the needed externals and cmssw changes.

Comparison Summary

Summary:

• No significant changes to the logs found
• Reco comparison results: 8 differences found in the comparisons
• DQMHistoTests: Total files compared: 38
• DQMHistoTests: Total histograms compared: 2862520
• DQMHistoTests: Total failures: 12
• DQMHistoTests: Total nulls: 1
• DQMHistoTests: Total successes: 2862485
• DQMHistoTests: Total skipped: 22
• DQMHistoTests: Total Missing objects: 0
• DQMHistoSizes: Histogram memory added: -0.004 KiB( 37 files compared)
• DQMHistoSizes: changed ( 312.0 ): -0.004 KiB MessageLogger/Warnings
• Checked 160 log files, 37 edm output root files, 38 DQM output files
• TriggerResults: no differences found

[yuanchao]

+1

[qliphy]

+1

[qliphy]

merge

[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.