def __add_extractors(self, children, req):
    self.__add_boundary_ext(children, req)
    self.__add_regexp_ext(children, req)
    self.__add_json_ext(children, req)
    self.__add_jquery_ext(children, req)
    self.__add_xpath_ext(children, req)
def __add_extractors(self, children, req):
    self.__add_boundary_ext(children, req)
    self.__add_regexp_ext(children, req)
    self.__add_json_ext(children, req)
    self.__add_jquery_ext(children, req)
    self.__add_xpath_ext(children, req)