class_docstr: An abstract simple execution type for annotating execution types.
class_docstr_tok: ["An","abstract","simple","execution","type","for","annotating","execution","types","."]
code: def system_type(
      self,
  ) -> metadata_store_pb2.ExecutionType.SystemDefinedBaseType:
      return self._system_type
  
imports: import abc
  from typing import Union
  from ml_metadata import errors
  from ml_metadata.metadata_store.pywrap.metadata_store_extension import metadata_store
  from ml_metadata.proto import metadata_store_pb2
  from ml_metadata.simple_types.proto import simple_types_pb2
label_desc: Use image node_id 2 for calling the ExecutionType obj's underlying member method code with example usage: obj.system_type() and returns: self