code: def add_packages(list1, list2):
      # This function dedups the package names which I think could be
      # functionally not desirable however rather than changing the behavior
      # instead we will do the dedup in a stable manner that prevents
      # package re-ordering
      pkgs = {re.sub("==.+", "", pkg): pkg for pkg in list1 + list2}
      merged = []
      for k in list1 + list2:
          val = pkgs.pop(re.sub("==.+", "", k), None)
          if val is not None:
              merged.append(val)
      return merged
  
imports: import hashlib
  from io import StringIO
  from datetime import timedelta
  import re
  import random
  import string
  import time
  import sys
  import shutil
  import shlex
  import os
  import tempfile
  import uuid
label_desc: Use image node_id 23 for calling a global function with example usage: add_packages(list1, list2) and returns: merged