code: def patch_psutil():
      """WSL's /proc/meminfo has an inconsistency where it
      nondeterministically omits a space after colons (after "SwapFree:"
      in my case).
      psutil then splits on spaces and then parses the wrong field,
      crashing on the 'int(fields[1])' expression in
      psutil._pslinux.virtual_memory().
      Workaround: We ensure there is a space following each colon.
      """
      assert (
          platform.system() == "Linux"
          and "Microsoft".lower() in platform.release().lower()
      )
  
      try:
          import psutil._pslinux
      except ImportError:
          psutil = None
      psutil_open_binary = None
      if psutil:
          try:
              psutil_open_binary = psutil._pslinux.open_binary
          except AttributeError:
              pass
      # Only patch it if it doesn't seem to have been patched already
      if (
          psutil_open_binary
          and psutil_open_binary.__name__ == "open_binary"
      ):
  
          def psutil_open_binary_patched(fname, *args, **kwargs):
              f = psutil_open_binary(fname, *args, **kwargs)
              if fname == "/proc/meminfo":
                  with f:
                      # Make sure there's a space after colons
                      return io.BytesIO(f.read().replace(b":", b": "))
              return f
  
          psutil._pslinux.open_binary = psutil_open_binary_patched
  
label_desc: Use image node_id 1 for calling a global function with example usage: patch_psutil() and returns: f, io