code: def _guild_sourcecode_env(op):
      return os.path.pathsep.join(op.sourcecode_paths)
  
imports: import logging
  import os
  import subprocess
  import time
  from guild import config
  from guild import exit_code
  from guild import log
  from guild import op_dep
  from guild import op_util
  from guild import run
  from guild import util
label_desc: Use image node_id 31 for calling a global function with example usage: _guild_sourcecode_env(op) and returns: os