code: def price_set(self, adgroup_id, keywordId_prices, nick=None):
          '''xxxxx.xxxxx.keywords.price.set
          ===================================
          设置一批关键词的出价'''
          request = TOPRequest('xxxxx.xxxxx.keywords.price.set')
          request['adgroup_id'] = adgroup_id
          request['keywordId_prices'] = keywordId_prices
          if nick!=None: request['nick'] = nick
          self.create(self.execute(request))
          return self.resulf price_set(self, adgroup_id, keywordId_prices, nick=None):
          '''xxxxx.xxxxx.keywords.price.set
          ===================================
          设置一批关键词的出价'''
          request = TOPRequest('xxxxx.xxxxx.keywords.price.set')
          request['adgroup_id'] = adgroup_id
          request['keywordId_prices'] = keywordId_prices
          if nick!=None: request['nick'] = nick
          self.create(self.execute(request))
          return self.result
docs: xxxxx.xxxxx.keywords.price.set
          ===================================
          设置一批关键词的出价