wp-cli/wp-cli — pull request #913 by scribu (2013-12-12 22:57:28+00:00)
Title: Make `wp import` accept multiple files

`wp export` can generate multiple WXR files, but when it comes time to import them, you have to do it one by one.

Instead, you should be able to use the holy wildcard: `wp import some-batch.*.wxr`