code: def _init():
      toolsetName = "__myDummyToolset__"
  
      t = BoostBuild.Tester(
          ["toolset=%s" % toolsetName],
          pass_toolset=False,
          use_test_config=False,
      )
  
      #   Prepare a dummy toolset so we do not get errors in case the default one
      # is not found.
      t.write(
          toolsetName + ".jam",
          """\
  import feature ;
  feature.extend toolset : %s ;
  rule init ( ) { }
  """
          % toolsetName,
      )
  
      # Python version of the same dummy toolset.
      t.write(
          toolsetName + ".py",
          """\
  from b2.build import feature
  feature.extend('toolset', ['%s'])
  def init(): pass
  """
          % toolsetName,
      )
  
      t.write(
          "jamroot.jam",
          """\
  import os ;
  .argv = [ modules.peek : ARGV ] ;
  local names = [ MATCH ^---var-name=(.*) : $(.argv) ] ;
  for x in $(names)
  {
      value = [ os.environ $(x) ] ;
      ECHO ***ENV*** $(x): '$(value)' *** ;
  }
  if ---version in $(.argv)
  {
      for x in JAMVERSION JAM_VERSION JAMUNAME JAM_TIMESTAMP_RESOLUTION OS
      {
          v = [ modules.peek : $(x) ] ;
          ECHO ***VAR*** $(x): "$(v:J=%s)" *** ;
      }
  }
  """
          % varSeparator,
      )
  
      return t
  
file_path: turicreate/src/external/boost/boost_1_68_0/tools/build/test/collect_debug_info.py
imports: import BoostBuild
  import os
  import re
  import sys
label_desc: Use image node_id 6 for calling a global function with example usage: _init() and returns: t