54 lines
1.2 KiB
Python
54 lines
1.2 KiB
Python
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from error import *
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class Memory:
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def __init__(self, size):
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self.data = [0] * size
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self.size = size
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self.name = "内存"
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def init(self):
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print("重置" + self.name)
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self.data = [0] * self.size
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def __getitem__(self, key: int):
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print("读取位于", key, "的" + self.name)
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if key > self.size:
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raise AddressError
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return self.data[key]
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def write(self, index: int, val: int):
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if index > self.size:
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raise AddressError()
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self.data[index] = val
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def __len__(self):
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return self.size
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def __str__(self):
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return str(self.data)
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def __setitem__(self, k, v):
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print("写入位于", k, "的" + self.name)
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if isinstance(k, slice):
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if not k.start:
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start = 0
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else:
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start = k.start
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if not k.stop:
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stop = self.size - 1
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else:
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stop = k.stop
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if start > self.size or stop > self.size:
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raise AddressError
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self.data[start:stop] = v
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return
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if k > self.size:
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raise AddressError
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self.data[k] = v
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return
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