code: def _main():
      _init_sys_path()
      _init_logging()
      _init_warnings()
      log.debug("cwd: %s", os.getcwd())
      log.debug("sys.path: %s", os.path.pathsep.join(sys.path))
      arg1, rest_args = _parse_args()
      _apply_plugins()
      _try_module(arg1, rest_args)
  
imports: import warnings
  import logging
  import os
  import pdb
  import sys
  import traceback
  from guild import exit_code
  from guild import op_util
  from guild import util
label_desc: Use image node_id 3 for calling a global function with example usage: _main() without return types