Fix bug introduced by PR 23454 (python 2to3 tool lib2to3.fixes.fix_filter)

[gpetruc]

#23454 introduced a bug here as in this file filter is a lambda object and not the builtin function.

[cmsbuild]

The code-checks are being triggered in jenkins.

[cmsbuild]

+code-checks

Logs: https://cmssdt.cern.ch/SDT/code-checks/cms-sw-PR-24248/5954

[cmsbuild]

A new Pull Request was created by @gpetruc (Giovanni Petrucciani) for master.

It involves the following packages:

PhysicsTools/HeppyCore

@gpetruc, @cmsbuild, @arizzi, @monttj can you please review it and eventually sign? Thanks.
@cbernet this is something you requested to watch as well.
@davidlange6, @slava77, @fabiocos you are the release manager for this.

cms-bot commands are listed here

[gpetruc]

+1
I verified that a fwlite macro using matchObjectCollection3 that was ok in 10_1_X and broken in 10_3_0_pre1 runs fine with this fix.
I could also do "please test" but I don't think this is tested anywhere, otherwise we would had seen that it doesn't work.

[cmsbuild]

The tests are being triggered in jenkins.
https://cmssdt.cern.ch/jenkins/job/ib-any-integration/29741/console Started: 2018/08/08 18:40

[cmsbuild]

This pull request is fully signed and it will be integrated in one of the next master IBs after it passes the integration tests. This pull request will now be reviewed by the release team before it's merged. @davidlange6, @slava77, @smuzaffar, @fabiocos (and backports should be raised in the release meeting by the corresponding L2)

[cmsbuild]

+1
Tested at: 500ae5c
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-24248/29741/summary.html

[cmsbuild]

Comparison job queued.

[cmsbuild]

Comparison is ready
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-24248/29741/summary.html

Comparison Summary:

• No significant changes to the logs found
• Reco comparison results: 0 differences found in the comparisons
• DQMHistoTests: Total files compared: 31
• DQMHistoTests: Total histograms compared: 2891469
• DQMHistoTests: Total failures: 3
• DQMHistoTests: Total nulls: 0
• DQMHistoTests: Total successes: 2891276
• DQMHistoTests: Total skipped: 190
• DQMHistoTests: Total Missing objects: 0
• DQMHistoSizes: Histogram memory added: 0.0 KiB( 30 files compared)
• Checked 129 log files, 14 edm output root files, 31 DQM output files

[fabiocos]

+1

@gpetruc thank you for catching and fixing this