Add logging and decode output of pre-scripts

[germanfgv]

Fixes #11773

Status

ready

Description

Adds logging for pre-scripts during execution of CMSSW jobs.

Is it backward compatible (if not, which system it affects?)

YES

Related PRs

External dependencies / deployment changes

[cmsdmwmbot]

Jenkins results:

• Python3 Unit tests: failed
  • 1 new failures
  • 3 changes in unstable tests
• Python3 Pylint check: failed
  • 9 warnings and errors that must be fixed
  • 2 warnings
  • 30 comments to review
• Pylint py3k check: succeeded
• Pycodestyle check: succeeded
  • 7 comments to review

Details at https://cmssdt.cern.ch/dmwm-jenkins/view/All/job/DMWM-WMCore-PR-test/14665/artifact/artifacts/PullRequestReport.html

[cmsdmwmbot]

Jenkins results:

• Python3 Unit tests: succeeded
  • 1 changes in unstable tests
• Python3 Pylint check: failed
  • 9 warnings and errors that must be fixed
  • 2 warnings
  • 30 comments to review
• Pylint py3k check: succeeded
• Pycodestyle check: succeeded
  • 3 comments to review

Details at https://cmssdt.cern.ch/dmwm-jenkins/view/All/job/DMWM-WMCore-PR-test/14669/artifact/artifacts/PullRequestReport.html

[amaltaro]

Looks good to me, thank you very much German!