code: def getSrcBlockParents(self, url, block):
          
          #blockname = block.replace("#", urllib.quote_plus('#'))
          #resturl = "%s/blockparents?block_name=%s" % (url, blockname)
          params={'block_name':block}
          return cjson.decode(self.callDBSService(url, 'blockparents', params, {}))
docs: List block at src DBS