code: def remove_external_data_field(tensor, field_key):  # type: (TensorProto, Text) -> None
      
      for (i, field) in enumerate(tensor.external_data):
          if field.key == field_key:
              del tensor.external_data[i]
docs: Remove a field from a Tensor's external_data key-value store.
  
      Modifies tensor object in place.
  
      @params
      tensor: Tensor object from which value will be removed
      field_key: The key of the field to be removed