Return Context Manager for a file-like (stream) object to store volume info.

def receiveVolumeInfo(self, paths):
        """ Return Context Manager for a file-like (stream) object to store volume info. """
        path = self.selectReceivePath(paths)
        path = path + Store.theInfoExtension

        if Store.skipDryRun(logger, self.dryrun)("receive info to %s", path):
            return None

        self._client.receiveInfo(path)

        return _SSHStream(self._client)