code: def add_prefix(branch_name):
      if "/" not in branch_name:
          return "origin/" + branch_name
      else:
          return branch_name
  
imports: import argparse
  import json
  import os
  import re
label_desc: Use image node_id 2 for calling a global function with example usage: add_prefix(branch_name) and returns: unknown, branch_name