code: def _is_vcs_file_status_unstaged(file_status):
      """Returns True if file status is unstage.
  
      Staged status is determined by the second position of
      `file_status.stats` code. See `guild.vcs_util.FileStatus` for
      details.
      """
      return file_status.status[1] != "_"
  
imports: import os
  from guild import cli
  from guild import cmd_impl_support
  from guild import config
  from guild import exit_code
  from guild import run_merge
  from guild import run_util
  from guild import util
  from guild import vcs_util
  from .None import runs_impl
label_desc: Use image node_id 18 for calling a global function with example usage: _is_vcs_file_status_unstaged(file_status) and returns: unknown