code: def main(_):
      logging.set_verbosity(logging.INFO)
      release_build = ReleaseBuilder(
          FLAGS.git_repo,
          FLAGS.version_file,
          FLAGS.release_number,
          FLAGS.working_dir,
          FLAGS.branch_hash,
      )
      if "branch" in FLAGS.mode:
          release_build.create_release_branch()
      elif "tag" in FLAGS.mode:
          release_build.create_tag()
      else:
          print("Error: Unknown FLAGS.mode.")
  
imports: import fileinput
  import os
  from absl import app
  from absl import flags
  from absl import logging
  from git import Repo
  from git.exc import GitCommandError
  from git.exc import InvalidGitRepositoryError
label_desc: Use image node_id 1 for calling a global function with example usage: main(_) without return types