mne-tools/mne-python — pull request #1652 by Eric89GXL (2014-11-12 18:24:39+00:00)
Title: ENH: Allow not writing home

@agramfort you should now be able to set `MNE_DONTWRITE_HOME=true` in bash before running the tests, and it should write to a temporary directory (that gets deleted at the end of the Python session) instead of the home directory.