code: def _f_closure(f):
      try:
          return f.__closure__
      except AttributeError:
          try:
              return f.func_closure
          except AttributeError:
              assert False, (type(f), dir(f))
  
imports: import argparse
  import json
  import logging
  import sys
  from guild import entry_point_util
  from guild import flag_util
  from guild import log
  from guild import python_util
  from guild import util
label_desc: Use image node_id 6 for calling a global function with example usage: _f_closure(f) and returns: f, f