def response_body(self):
        '''
        Gets response body as a SAFEARRAY and converts the SAFEARRAY to str.
        '''
        var_respbody = VARIANT()
        _WinHttpRequest._ResponseBody(self, byref(var_respbody))
        if var_respbody.is_safearray_of_bytes():
            respbody = var_respbody.str_from_safearray()
            return respbody
        else:
            return ''
Gets response body as a SAFEARRAY and converts the SAFEARRAY to str.