code: def synchronize_iterables(iterables):
      """Synchronize the given iterables in item-wise order.
  
      Return: the {field: value} dictionary list
  
      Examples
      --------
      >>> from nipype.pipeline.engine.utils import synchronize_iterables
      >>> iterables = dict(a=lambda: [1, 2], b=lambda: [3, 4])
      >>> synced = synchronize_iterables(iterables)
      >>> synced == [{'a': 1, 'b': 3}, {'a': 2, 'b': 4}]
      True
      >>> iterables = dict(a=lambda: [1, 2], b=lambda: [3], c=lambda: [4, 5, 6])
      >>> synced = synchronize_iterables(iterables)
      >>> synced == [{'a': 1, 'b': 3, 'c': 4}, {'a': 2, 'c': 5}, {'c': 6}]
      True
      """
      out_list = []
      iterable_items = [
          (field, iter(fvals()))
          for field, fvals in sorted(iterables.items())
      ]
      while True:
          cur_dict = {}
          for field, iter_values in iterable_items:
              try:
                  cur_dict[field] = next(iter_values)
              except StopIteration:
                  pass
          if cur_dict:
              out_list.append(cur_dict)
          else:
              break
  
      return out_list
  
imports: import os
  import sys
  import pickle
  from collections import defaultdict
  import re
  from copy import deepcopy
  from glob import glob
  from pathlib import Path
  from traceback import format_exception
  from hashlib import sha1
  from functools import reduce
  import numpy
  from ...None import logging, config
  from ...utils.filemanip import indirectory, relpath, fname_presuffix, ensure_list, get_related_files, save_json, savepkl, loadpkl, write_rst_header, write_rst_dict, write_rst_list
  from ...utils.misc import str2bool
  from ...utils.functions import create_function_from_source
  from ...interfaces.base.traits_extension import rebase_path_traits, resolve_path_traits, OutputMultiPath, isdefined, Undefined
  from ...interfaces.base.support import Bunch, InterfaceResult
  from ...interfaces.base import CommandLine
  from ...interfaces.utility import IdentityInterface
  from ...utils.provenance import ProvStore, pm, nipype_ns, get_id
  from inspect import signature
label_desc: Use image node_id 20 for calling a global function with example usage: synchronize_iterables(iterables) and returns: out_list