code: async def cluster_reset_all_nodes(self, soft=True):
          
          option = 'SOFT' if soft else 'HARD'
          res = list()
          for node in await self.cluster_nodes():
              res.append(
                  await self.execute_command(
                      'CLUSTER RESET', option, node_id=node['id']
                  ))
          return res
docs: Send CLUSTER RESET to all nodes in the cluster
  
          If 'soft' is True then it will send 'SOFT' argument
          If 'soft' is False then it will send 'HARD' argument
  
          Sends to all nodes in the cluster