code: def __repr__(self, verbosity=0):
      repr = StringIO()
      repr.write("Metafeatures for dataset %s\n" % self.dataset_name)
      for name in self.metafeature_values:
          if (
              verbosity == 0
              and self.metafeature_values[name].type_ != "METAFEATURE"
          ):
              continue
          if verbosity == 0:
              repr.write(
                  "  %s: %s\n"
                  % (
                      str(name),
                      str(self.metafeature_values[name].value),
                  )
              )
          elif verbosity >= 1:
              repr.write(
                  "  %s: %10s  (%10fs)\n"
                  % (
                      str(name),
                      str(self.metafeature_values[name].value)[:10],
                      self.metafeature_values[name].time,
                  )
              )
  
          # Add the reason for a crash if one happened!
          if verbosity > 1 and self.metafeature_values[name].comment:
              repr.write(
                  "    %s\n" % self.metafeature_values[name].comment
              )
  
      return repr.getvalue()
  
imports: from abc import ABCMeta, abstractmethod
  import time
  from io import StringIO
  import arff
  import scipy.sparse
label_desc: Use image node_id 6 for calling the DatasetMetafeatures obj's underlying member method code with example usage: obj.__repr__(verbosity) and returns: repr