message: verbose logging env and docs
diff: @@ -47,8 +47,14 @@ Some Notes:
  arg_verbose = 4
  plaidml._internal_set_vlog(arg_verbose)
  print("INFO:Verbose logging has been enabled - verbose level", arg_verbose, "\n")
  + if plaidml.settings.default_config:
  (cfg_path, cfg_file) = os.path.split(plaidml.settings.default_config)
  + else:
  + (cfg_path, cfg_file) = ("Unknown", "Unknown")
  + if plaidml.settings.experimental_config:
  (exp_path, exp_file) = os.path.split(plaidml.settings.experimental_config)
  + else:
  + (exp_path, exp_file) = ("Unknown", "Unknown")
  # Operate as if nothing is set
  plaidml.settings._setup_for_test(plaidml.settings.user_settings)
  