code: def add(self, adgroup_id, keyword_prices, nick=None):
          '''xxxxx.xxxxx.keywords.add
          ===================================
          创建一批关键词'''
          request = TOPRequest('xxxxx.xxxxx.keywords.add')
          request['adgroup_id'] = adgroup_id
          request['keyword_prices'] = keyword_prices
          if nick!=None: request['nick'] = nick
          self.create(self.execute(request), models = {'result':Keyword})
          return self.resulf add(self, adgroup_id, keyword_prices, nick=None):
          '''xxxxx.xxxxx.keywords.add
          ===================================
          创建一批关键词'''
          request = TOPRequest('xxxxx.xxxxx.keywords.add')
          request['adgroup_id'] = adgroup_id
          request['keyword_prices'] = keyword_prices
          if nick!=None: request['nick'] = nick
          self.create(self.execute(request), models = {'result':Keyword})
          return self.result
docs: xxxxx.xxxxx.keywords.add
          ===================================
          创建一批关键词