Add exceptions for testing.
Add exceptions for testing.

neurodata/ndstore,neurodata/ndstore,openconnectome/open-connectome,openconnectome/open-connectome,openconnectome/open-connectome,openconnectome/open-connectome,neurodata/ndstore,neurodata/ndstore,openconnectome/open-connectome,openconnectome/open-connectome