code: def open_llvm_symbolizer(self):
      if not os.path.exists(self.symbolizer_path):
          return None
      cmd = [
          self.symbolizer_path,
          "--use-symbol-table=true",
          "--demangle=false",
          "--functions=true",
          "--inlining=true",
      ]
      if DEBUG:
          print(" ".join(cmd))
      return subprocess.Popen(
          cmd, stdin=subprocess.PIPE, stdout=subprocess.PIPE
      )
  
imports: import bisect
  import os
  import re
  import subprocess
  import sys
label_desc: Use image node_id 2 for calling the LLVMSymbolizer obj's underlying member method code with example usage: obj.open_llvm_symbolizer() and returns: subprocess, None