鉴于以下数据:
df = pd.DataFrame(
dict(
x1=["zero", "one", "two"],
x2=["three", "four", "five"],
x3=["six", "seven", "eight"],
x4=["nine", "ten", "eleven"],
)
)它看起来是:
In [2]: df
Out[2]:
x1 x2 x3 x4
0 zero three six nine
1 one four seven ten
2 two five eight eleven我想把它重塑到以下几个方面
x1 x2
zero three
one four
two five
three six
four seven
five eight
six nine
seven ten
eight eleven以下是可行的,但我不认为这种方法是合理的:
c1 = df.columns[: df.shape[1] - 1]
c2 = df.columns[1:]
d1 = df.loc[:, c1].T.values.flatten()
d2 = df.loc[:, c2].T.values.flatten()
pd.DataFrame(dict(x1=d1, x2=d2))发布于 2020-03-07 02:16:36
https://stackoverflow.com/questions/60573750
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