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这是一个创建于 2015 天前的主题，其中的信息可能已经有所发展或是发生改变。
[b"['2018-10-11 08:16:00', 6498, 6525, 6497.5, 6503.5, 1539216960000]", b"['2018-10-11 08:17:00', 6503.5, 6523.5, 6497.5, 6514.5, 1539217020000]", b"['2018-10-11 08:18:00', 6514.5, 6515, 6490.5, 6492, 1539217080000]", b"['2018-10-11 08:19:00', 6492, 6495, 6490, 6490, 1539217140000]",]
我从 redis 取出的数据是这样 要怎么将他转换为嵌套列表呢，这个 b 要怎么去掉呢
4 条回复 • 2018-10-13 00:07:43 +08:00
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1
enenaaa 2018-10-11 14:45:37 +08:00
b 说明是二进制串。 转成 unicode 后， 按 json 解析。
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locoz 2018-10-11 14:49:11 +08:00
[json.loads(i.decode().replace("'", '"')) for i in a]
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ltoddy 2018-10-11 20:40:18 +08:00
```
>>> d = [b"['2018-10-11 08:16:00', 6498, 6525, 6497.5, 6503.5, 1539216960000]", b"['2018-10-11 08:17:00', 6503.5, 6523.5, 6497.5, 6514.5, 1539217020000]", b"['2018-10-11 08:18:00', 6514.5, 6515, 6490.5, 6492, 1539217080000]", b"['2018-10-11 08:19:00', 6492, 6495, 6490, 6490, 1539217140000]",] >>> >>> >>> >>> [s.decode() for s in d] ["['2018-10-11 08:16:00', 6498, 6525, 6497.5, 6503.5, 1539216960000]", "['2018-10-11 08:17:00', 6503.5, 6523.5, 6497.5, 6514.5, 1539217020000]", "['2018-10-11 08:18:00', 6514.5, 6515, 6490.5, 6492, 1539217080000]", "['2018-10-11 08:19:00', 6492, 6495, 6490, 6490, 1539217140000]"] >>> ``` |
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4
datou 2018-10-13 00:07:43 +08:00
redis 读数据库的时候有个参数是编码成字符串
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