def select_by_visible_text(self, text):
        """Select all options that display text matching the argument. That is, when given "Bar" this
           would select an option like:

            <option value="foo">Bar</option>

           :Args:
            - text - The visible text to match against

            throws NoSuchElementException If there is no option with specified text in SELECT
           """
        xpath = ".//option[normalize-space(.) = %s]" % self._escapeString(text)
        opts = self._el.find_elements(By.XPATH, xpath)
        matched = False
        for opt in opts:
            self._setSelected(opt)
            if not self.is_multiple:
                return
            matched = True

        if len(opts) == 0 and " " in text:
            subStringWithoutSpace = self._get_longest_token(text)
            if subStringWithoutSpace == "":
                candidates = self.options
            else:
                xpath = ".//option[contains(.,%s)]" % self._escapeString(subStringWithoutSpace)
                candidates = self._el.find_elements(By.XPATH, xpath)
            for candidate in candidates:
                if text == candidate.text:
                    self._setSelected(candidate)
                    if not self.is_multiple:
                        return
                    matched = True

        if not matched:
            raise NoSuchElementException("Could not locate element with visible text: %s" % text)
Select all options that display text matching the argument. That is, when given "Bar" this
           would select an option like:

            <option value="foo">Bar</option>

           :Args:
            - text - The visible text to match against

            throws NoSuchElementException If there is no option with specified text in SELECT