code: def _read_csv_lines(raw_in):
      csv_in = (
          raw_in
          if sys.version_info[0] == 2
          else io.TextIOWrapper(raw_in)
      )
      return list(csv.reader(csv_in))
  
imports: import csv
  import io
  import subprocess
  import sys
  from guild import util
  from guild.plugins.summary_util import SummaryPlugin
label_desc: Use image node_id 2 for calling a global function with example usage: _read_csv_lines(raw_in) and returns: list