Scatter_Matrix 不会显示使用 Pandas 和
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Scatter_Matrix Will Not Display Using Pandas and
提问by HMLDude
Working through following the Machine Learning Tutorial:
遵循机器学习教程：
http://machinelearningmastery.com/machine-learning-in-python-step-by-step/
http://machinelearningmastery.com/machine-learning-in-python-step-by-step/
Specifically, Section 4.2. Unfortunately, my code is throwing an error
具体来说，第 4.2 节。不幸的是，我的代码抛出了错误
NameError: name 'scatter_matrix' is not defined
Here is my code:
这是我的代码：
import pandas
import pandas as pd
import matplotlib
import matplotlib.pyplot as plt
url = "https://archive.ics.uci.edu/ml/machine-learning-databases/iris/iris.data"
names = ['sepal-length', 'sepal-width', 'petal-length', 'petal-width', 'class']
dataset = pandas.read_csv(url, names=names)
scatter_matrix(dataset)
plt.show()
There's at least one Stack Overflow question on scatter_matrix, but I haven't able to figure out what's missing.
至少有一个关于 scatter_matrix 的 Stack Overflow 问题，但我无法弄清楚缺少什么。
回答by Jan Trienes
You will have to import it like this:
您必须像这样导入它：
from pandas.plotting import scatter_matrix
