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发表于 2020-5-18 17:22:44
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本帖最后由 Cool_Breeze 于 2020-5-18 17:23 编辑
- >>> c=[]
- >>> c.append(b.copy())
- >>> c
- [[{'max': 66, 'max_time': None, 'min': 100000000000000000000, 'min_time': None, 'avg': 0, 'sum': 0}]]
- >>> c.append(b.copy())
- >>> c
- [[{'max': 66, 'max_time': None, 'min': 100000000000000000000, 'min_time': None, 'avg': 0, 'sum': 0}], [{'max': 66, 'max_time': None, 'min': 100000000000000000000, 'min_time': None, 'avg': 0, 'sum': 0}]]
- >>> id(c[0])
- 47707040
- >>> id(c[1])
- 47708320
- >>> c[0][0]["max"]=66
- >>> c
- [[{'max': 66, 'max_time': None, 'min': 100000000000000000000, 'min_time': None, 'avg': 0, 'sum': 0}], [{'max': 66, 'max_time': None, 'min': 100000000000000000000, 'min_time': None, 'avg': 0, 'sum': 0}]]
- >>> c[0][0]["max"]=77
- >>> c
- [[{'max': 77, 'max_time': None, 'min': 100000000000000000000, 'min_time': None, 'avg': 0, 'sum': 0}], [{'max': 77, 'max_time': None, 'min': 100000000000000000000, 'min_time': None, 'avg': 0, 'sum': 0}]]
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