text: #!/usr/bin/env python
  # This program adds DmpBbo namespace to the class names
  # in a dmp xml archive to solve boost serialization's
  # unregistered_class error
  import glob
  import re
  
  # class_names = \
  #     ['ExponentialSystem', 'TimeSystem', 'SigmoidSystem',
  #     'FunctionApproximatorLWR', 'MetaParametersLWR', 'ModelParametersLWR']
  
  xml_files = glob.glob("*.xml")
  
  ptr = re.compile('(class_name\s*=\s*\"\s*)(DmpBbo::)?([^"]+)')
  
  for fname in xml_files:
      with open (fname, 'r+' ) as f:
          content = f.read()
          content_new = re.sub(ptr, r'\1DmpBbo::\3', content)
          f.seek(0)
          f.write(content_new)
          f.truncate()
  