Fix wrapping of _read to pass output.
Fix wrapping of _read to pass output.

johnbachman/indra,johnbachman/belpy,bgyori/indra,sorgerlab/indra,sorgerlab/belpy,bgyori/indra,johnbachman/indra,sorgerlab/belpy,johnbachman/indra,johnbachman/belpy,bgyori/indra,johnbachman/belpy,sorgerlab/belpy,sorgerlab/indra,sorgerlab/indra