code: def enabled_for_op(self, _opdef):
      if sys.platform == "darwin":
          return (
              False,
              "disk stats not supported on darwin platform (Mac)",
          )
      try:
          import psutil as _unused
      except ImportError as e:
          self.log.warning(
              "disk stats disabled because psutil cannot be imported (%s)",
              e,
          )
          return False, f"error importing psutil: {e}"
      else:
          return True, "psutil available"
  
file_path: guildai/guild/plugins/disk.py
imports: import os
  import platform
  import re
  import sys
  import time
  from guild.plugins.summary_util import SummaryPlugin
label_desc: Use image node_id 2 for calling the DiskPlugin obj's underlying member method code with example usage: obj.enabled_for_op(_opdef) and returns: False,  str, True,  str, False,  str, e