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class Statistic(object):
def __init__(self, name, initial_value):
self.name = name
self.min = float(initial_value)
self.max = float(initial_value)
self.ave = float(initial_value)
self.count = 1
def add_value(self, value):
self.min = min(self.min, value)
self.max = max(self.max, value)
self.ave = (((self.ave * (self.count - 1)) + value) / self.count)
self.count += 1
def get_value(self):
return (self.name, (self.min, self.max, self.ave, self.count))
class Statistics(object):
def __init__(self):
self.data = dict()
def add_value(self, name, value):
if name not in self.data:
self.data[name] = Statistic(name, value)
else:
self.data[name].add_value(value)
def display(self):
return dict([value.get_value() for value in list(self.data.values())])
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