39 lines
771 B
Python
39 lines
771 B
Python
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class MyArray:
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def __init__(self, a):
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self.a = a
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def __getitem__(self, index):
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if isinstance(index, slice):
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return [self.a[i] for i in range(*index.indices(len(self.a)))] # return
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self.a[index]
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return self.a[index]
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def __setitem__(self, index, val):
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if isinstance(index, slice):
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k = 0
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for i in range(*index.indices(len(self.a))):
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self.a[i] = val[k]
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k += 1
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else:
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self.a[index] = val
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def __len__(self):
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return len(self.a)
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def __str__(self):
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return str(self.a)
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ml = MyArray([10, 20, 30, 40, 50])
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result = ml[3:5]
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print(result)
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result = ml[3]
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print(result)
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ml[3:5] = [100, 200]
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print(ml)
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ml[3] = 300
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print(ml)
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