code: def transform(self):
      def determine_type(token):
          return (
              ConfigTree
              if isinstance(token, ConfigTree)
              else ConfigList
              if isinstance(token, list)
              else str
          )
  
      def format_str(v, last=False):
          if isinstance(v, ConfigQuotedString):
              return v.value + ("" if last else v.ws)
          else:
              return "" if v is None else unicode(v)
  
      if self.has_substitution():
          return self
  
      # remove None tokens
      tokens = [token for token in self.tokens if token is not None]
  
      if not tokens:
          return None
  
      # check if all tokens are compatible
      first_tok_type = determine_type(tokens[0])
      for index, token in enumerate(tokens[1:]):
          tok_type = determine_type(token)
          if first_tok_type is not tok_type:
              raise ConfigWrongTypeException(
                  "Token '{token}' of type {tok_type} (index {index}) must be of type {req_tok_type} "
                  "(line: {line}, col: {col})".format(
                      token=token,
                      index=index + 1,
                      tok_type=tok_type.__name__,
                      req_tok_type=first_tok_type.__name__,
                      line=lineno(self._loc, self._instring),
                      col=col(self._loc, self._instring),
                  )
              )
  
      if first_tok_type is ConfigTree:
          child = []
          if hasattr(self, "overriden_value"):
              node = self.overriden_value
              while node:
                  if isinstance(node, ConfigValues):
                      value = node.transform()
                      if isinstance(value, ConfigTree):
                          child.append(value)
                      else:
                          break
                  elif isinstance(node, ConfigTree):
                      child.append(node)
                  else:
                      break
                  if hasattr(node, "overriden_value"):
                      node = node.overriden_value
                  else:
                      break
  
          result = ConfigTree()
          for conf in reversed(child):
              ConfigTree.merge_configs(result, conf, copy_trees=True)
          for token in tokens:
              ConfigTree.merge_configs(result, token, copy_trees=True)
          return result
      elif first_tok_type is ConfigList:
          result = []
          main_index = 0
          for sublist in tokens:
              sublist_result = ConfigList()
              for token in sublist:
                  if isinstance(token, ConfigValues):
                      token.parent = result
                      token.key = main_index
                  main_index += 1
                  sublist_result.append(token)
              result.extend(sublist_result)
          return result
      else:
          if len(tokens) == 1:
              if isinstance(tokens[0], ConfigQuotedString):
                  return tokens[0].value
              return tokens[0]
          else:
              return "".join(
                  format_str(token) for token in tokens[:-1]
              ) + format_str(tokens[-1], True)
  
imports: from collections import OrderedDict
  from pyparsing import lineno
  from pyparsing import col
  import re
  import copy
  from .exceptions import ConfigException, ConfigWrongTypeException, ConfigMissingException
label_desc: Use image node_id 5 for calling the ConfigValues obj's underlying member method code with example usage: obj.transform() and returns: unknown, self, None, result, unknown, unknown, result, tokens, unknown, tokens