pmgarman/csv-import-base — pull request #1 by dustyf (2014-11-04 20:19:57+00:00)
Title: Change the name of the action when importing a row.

Actions and filters are pretty much the same thing. add_action actually calls add_filter with the same name so it ends up doing the same thing twice. I was wondering why I was trying to add my import functionality as an action and seeing it return my data twice and this was why.