code: def allgather(
      self, tensor_list, tensor, allgather_options=AllGatherOptions()
  ):
      raise NotImplementedError()
  
file_path: ray/python/ray/util/collective/collective_group/base_collective_group.py
imports: from abc import ABCMeta
  from abc import abstractmethod
  from ray.util.collective.types import AllReduceOptions, BarrierOptions, ReduceOptions, AllGatherOptions, BroadcastOptions, ReduceScatterOptions
label_desc: Use image node_id 10 for calling the BaseGroup obj's underlying member method code with example usage: obj.allgather(tensor_list, tensor, allgather_options) without return types