code: def main(branch_name):
      global torchserve_branch
      torchserve_branch = branch_name
      output = get_pretty_env_info(branch_name)
      print(output)
  
imports: import locale
  import os
  import re
  import subprocess
  import sys
label_desc: Use image node_id 31 for calling a global function with example usage: main(branch_name) without return types