code: def taglibVersion():
      if sys.platform == "linux2":
          return (
              os.popen("dpkg -l libtag*dev | grep ii")
              .read()
              .split("\n")[0]
              .split()[2]
          )
      if sys.platform == "darwin":
          return (
              os.popen("taglib-config --version").read().split("\n")[0]
          )
  
      return "??"
  
file_path: essentia/test/src/unittests/io/test_metadatareader.py
imports: from essentia_test import *
  import os
label_desc: Use image node_id 1 for calling a global function with example usage: taglibVersion() and returns: str, os, os