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33 lines
736 B
33 lines
736 B
# basic test
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s = {1}
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print(s.remove(1))
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print(list(s))
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try:
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print(s.remove(1), "!!!")
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except KeyError:
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pass
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else:
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print("failed to raise KeyError")
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# test sets of varying size
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for n in range(20):
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print('testing set with {} items'.format(n))
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for i in range(n):
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# create set
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s = set()
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for j in range(n):
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s.add(str(j))
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print(len(s))
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# delete an item
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s.remove(str(i))
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print(len(s))
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# check items
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for j in range(n):
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if str(j) in s:
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if j == i:
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print(j, 'in s, but it should not be')
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else:
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if j != i:
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print(j, 'not in s, but it should be')
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