'The fuzzable request is a representation of a request; the original
response body is the body of the response that is generated when w3af
requests the fuzzable request for the first time.'

def get_original_response_body(self):

    if (self._original_response_body is None):
        raise ValueError('[mutant    error]    You    should    set    the    original    response    body    before    getting    its    value!')
    return self._original_response_body
