def METHOD_NAME(self):
    """
    _testGetLargestValue_
    See if we can get the largest value from a list of histograms
    for a specific key
    """
    l = [{'a': 102, 'b': 200, 'name': 'One'},
         {'a': 101, 'b': 199, 'name': 'Two'},
         {'a': 100, 'b': 198, 'name': 'Three'},
         {'a': 103, 'b': 197, 'name': 'Four'}]
    result = MathAlgos.getLargestValues(dictList = l, key = 'a', n = 2)
    self.assertEqual(result, [{'a': 103, 'b': 197, 'name': 'Four'},
                              {'a': 102, 'b': 200, 'name': 'One'}])
    result = MathAlgos.getLargestValues(dictList = l, key = 'b', n = 3)
    self.assertEqual(result, [{'a': 102, 'b': 200, 'name': 'One'},
                              {'a': 101, 'b': 199, 'name': 'Two'},
                              {'a': 100, 'b': 198, 'name': 'Three'}])
    return