text: from typing import Iterable
  
  from eth2spec.test.phase_0.block_processing import (
      test_process_attestation,
      test_process_attester_slashing,
      test_process_block_header,
      test_process_deposit,
      test_process_proposer_slashing,
      test_process_transfer,
      test_process_voluntary_exit,
  )
  
  from gen_base import gen_runner, gen_typing
  from gen_from_tests.gen import generate_from_tests
  from preset_loader import loader
  from eth2spec.phase0 import spec as spec_phase0
  from eth2spec.phase1 import spec as spec_phase1
  
  
  def create_provider(handler_name: str, tests_src, config_name: str) -> gen_typing.TestProvider:
  
      def prepare_fn(configs_path: str) -> str:
          presets = loader.load_presets(configs_path, config_name)
          spec_phase0.apply_constants_preset(presets)
          spec_phase1.apply_constants_preset(presets)
          return config_name
  
      def cases_fn() -> Iterable[gen_typing.TestCase]:
          return generate_from_tests(
              runner_name='operations',
              handler_name=handler_name,
              src=tests_src,
              fork_name='phase0'
          )
  
      return gen_typing.TestProvider(prepare=prepare_fn, make_cases=cases_fn)
  
  
  if __name__ == "__main__":
      gen_runner.run_generator("operations", [
          create_provider('attestation', test_process_attestation, 'minimal'),
          create_provider('attestation', test_process_attestation, 'mainnet'),
          create_provider('attester_slashing', test_process_attester_slashing, 'minimal'),
          create_provider('attester_slashing', test_process_attester_slashing, 'mainnet'),
          create_provider('block_header', test_process_block_header, 'minimal'),
          create_provider('block_header', test_process_block_header, 'mainnet'),
          create_provider('deposit', test_process_deposit, 'minimal'),
          create_provider('deposit', test_process_deposit, 'mainnet'),
          create_provider('proposer_slashing', test_process_proposer_slashing, 'minimal'),
          create_provider('proposer_slashing', test_process_proposer_slashing, 'mainnet'),
          create_provider('transfer', test_process_transfer, 'minimal'),
          # Disabled, due to the high amount of different transfer tests, this produces a shocking size of tests.
          # Unnecessarily, as transfer are disabled currently, so not a priority.
          # create_provider('transfer', test_process_transfer, 'mainnet'),
          create_provider('voluntary_exit', test_process_voluntary_exit, 'minimal'),
          create_provider('voluntary_exit', test_process_voluntary_exit, 'mainnet'),
      ])
  