code: def main(argv=()):
      with errors.clean_commandline_error_exit():
          if len(argv) > 1:
              errors.log_and_raise(
                  "Command line parsing failure: make_examples does not accept "
                  "positional arguments but some are present on the command line: "
                  '"{}".'.format(str(argv)),
                  errors.CommandLineError,
              )
          del argv  # Unused.
  
          proto_utils.uses_fast_cpp_protos_or_die()
  
          logging_level.set_from_flag()
          hts_verbose.set(
              hts_verbose.htsLogLevel[FLAGS.hts_logging_level]
          )
  
          # Set up options; may do I/O.
          options = default_options(add_flags=True, flags_obj=FLAGS)
          check_options_are_valid(options)
  
          # Run!
          make_examples_core.make_examples_runner(options)
  
file_path: deepvariant/deepvariant/multisample_make_examples.py
imports: import os
  from absl import app
  from absl import flags
  from deepvariant import logging_level
  from deepvariant import make_examples_core
  from deepvariant import make_examples_options
  from deepvariant.protos import deepvariant_pb2
  from third_party.nucleus.io.python import hts_verbose
  from third_party.nucleus.util import errors
  from third_party.nucleus.util import proto_utils
label_desc: Use image node_id 4 for calling a global function with example usage: main(argv) without return types