def __repr__(self):
    results = []
    for attribute in self.ATTRIBUTES:
      results.append('%s: %s' % (attribute, getattr(self, attribute)))
    return '<AppServerRequest %s>' % ' '.join(results)
Returns duplcate values in an array, similar to pandas .duplicated() method
dataset/ETHPy150Open AppScale/appscale/AppServer/google/appengine/tools/dev_appserver.py/AppServerRequest.__repr__--crossover with--dataset/ETHPy150Open modflowpy/flopy/flopy/modflow/mfsfr2.py/_get_duplicates