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V2EX  ›  maddevil  ›  全部回复第 1 页 / 共 1 页
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2021 年 1 月 11 日
回复了 abersheeran 创建的主题 Python 六行代码实现 Python 管道
from functools import partial

F = type("F", (partial,), {"__ror__": lambda self, other: self(other)})
range(10) | F(filter, lambda x: x & 1) | F(sum) | F(print)
其实还可以一行搞定:
{k: [j for i in v for j in i.keys()] for k, v in mylist.items()}
```
mylist = {"key": [{'a': '1'}, {'b': '2'}]}
all = {}
for k, v in mylist.items():
all[k] = []
for j in v:
all[k] += j.keys()
```
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