如何使用pandas DataFrame.style? [英] How do I use pandas DataFrame.style?
问题描述
我正在尝试使用新包含的'style '在熊猫0.19中.我正在尝试使用完全相同的脚本来复制相同的内容,但得到了一个Styler
对象.
I am trying to format my dataframe in HTML using the newly included 'style' in Pandas 0.19. I am trying to replicate the same things using the exact same scripts but I get a Styler
object.
>>> df
Security Price Change Percentage ChgNetValue LastClose
10 Japan Five-Year -0.207000 -4.020000 -0.008000 -0.199000
13 U.S. 10-Year 97.406250 5274.434452 95.593850 1.812500
20 U.S. 30-Year 93.156250 3481.253980 90.555031 2.601562
23 U.S. 3M T-Bill 0.355000 -2.068966 -0.007500 0.362500
31 U.S. Five-Year 100.015625 7803.952347 98.750237 1.265625
36 Eurozone Five-Year -0.423000 -3.171000 -0.013000 -0.410000
43 U.S. Two-Year 99.898438 12271.036276 99.090919 25.875000
44 U.K. Five-Year 0.529000 -3.114000 -0.017000 0.546000
>>> df.style
<pandas.formats.style.Styler object at 0x0000000008133F28>
>>> s = df.style.applymap(color_negative_red)
>>> s
<pandas.formats.style.Styler object at 0x00000000035116A0>
我具有与文档中完全相同的功能color_negative_red
.我是在Eclipse中执行此操作,而不是IPython.
I have the exact same function, color_negative_red
, as in the documentation. I am doing this in Eclipse, not IPython.
我想要的是使用to_html()
并将条件格式应用于数据框中的每个数字.有更好的方法吗?
What I want is to use to_html()
and apply conditional formatting to each number in the dataframe. Is there a better way to do this?
推荐答案
See the note below Out [2]
here. Styler
objects define a _repr_html_
which renders the HTML in the notebook.
要获取实际的HTML字符串,请调用styler.render()
.
To get the actual HTML string, you call styler.render()
.
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