What type of PR is this?

Uncomment only one /kind <> line, hit enter to put that in a new line, and remove leading whitespaces from that line:

/kind task

What does this PR do / why do we need it:
remove the finish in FileReader
remove the call of finish in test and modelzoo

Which issue(s) this PR fixes:

Fixes #I1TEAI

Special notes for your reviewers: