code: def _unused_flags(opdef, used_flags):
      return sorted(
          [f.name for f in opdef.flags if f.name not in used_flags]
      )
  
imports: import click
  from guild import click_util
  from .None import ac_support
  from .None import remote_support
label_desc: Use image node_id 6 for calling a global function with example usage: _unused_flags(opdef, used_flags) and returns: sorted