parallelize add_partition_calls

import ota_metadata_pb2

import rangelib

import sparse_img

from concurrent.futures import ThreadPoolExecutor

from apex_utils import GetApexInfoFromTargetFiles

from common import ZipDelete, PARTITIONS_WITH_CARE_MAP, ExternalError, RunAndCheckOutput, IsSparseImage, MakeTempFile, ZipWrite

      ("system_dlkm", has_system_dlkm, AddSystemDlkm, []),

      ("system_other", has_system_other, AddSystemOther, []),

  )

  for call in add_partition_calls:

    add_partition(*call)

  with ThreadPoolExecutor(max_workers=len(add_partition_calls)) as executor:

    for future in [executor.submit(add_partition, *call) for call in add_partition_calls]:

      future.result()

  AddApexInfo(output_zip)