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annotate tests/objects.py @ 38:f6616a5f468f

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test fibonacci sequence
author Jeff Hammel <jhammel@mozilla.com>
date Tue, 07 Jun 2011 19:17:21 -0700
parents 5268ab85fe1b
children 49f88cde6219
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1 """
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2 test objects
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3 """
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4
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5 def stringsort(*strings):
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6 return ''.join(sorted(''.join(strings)))
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8 class StringMunge(object):
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9 def __init__(self, prefix, delimeter=':', callback=None):
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10 self.delimeter = delimeter
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11 self.prefix = prefix
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12 self.callback = callback
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13 def __call__(self, string):
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14 if self.callback:
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15 string = self.callback(string)
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16 return self.prefix + self.delimeter + string
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17
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18 class Foo(object):
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19 def __init__(self, a, b):
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20 self.factor = a*100 + b
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21 def __call__(self, number):
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22 return number * self.factor
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23
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24 class Wrapper(object):
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25 def __init__(self, app):
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26 self.app = app
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27 def __call__(self, *args, **kwargs):
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28 retval = self.app(*args, **kwargs)
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29 values = {1: 'one',
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30 2: 'two',
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31 3: 'three'} # etc
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32 if retval in values:
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33 return values[retval]
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34 return retval
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35
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36 def wrap(app):
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37 return Wrapper(app)
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38
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39 def fib(n):
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40 """return the nth fibonacci term"""
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41 sequence = [1,1]
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42 while len(sequence) - 1 < n:
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43 sequence.append(sequence[len(sequence)-1] + sequence[len(sequence)-2])
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44 return sequence[n]