'Load history data from the server.'

def load_prereqs(self, requester, storage):

    path = self.source_path()
    response = requester.request(path, raise_for_status=False)
    if (response.status_code == 200):
        return (True, response.content)
    else:
        raise self.SourceError(u'status_code    %s', response.status_code)
