Pair plot python

How to make a pairs plot with pandas

import pandas as pd
import matplotlib.pyplot as plt
%matplotlib inline

from sklearn import datasets

iris_dataset = datasets.load_iris()
X = iris_dataset.data
Y = iris_dataset.target

iris_dataframe = pd.DataFrame(X, columns=iris_dataset.feature_names)

# Create a scatter matrix from the dataframe, color by y_train
grr = pd.plotting.scatter_matrix(iris_dataframe, c=Y, figsize=(15, 15), marker='o',
                                 hist_kwds={'bins': 20}, s=60, alpha=.8)

Source: stackoverflow.com

Pair plot python

import seaborn as sns
iris_dataset = datasets.load_iris()
X = iris_dataset.data
Y = iris_dataset.target
df = pd.DataFrame(X, columns=iris_dataset.feature_names)
sns.pairplot(df)

Pairplot with selected field

pp = sns.pairplot(data=data,
                  x_vars=['age'],
                  y_vars=['weight', 'height', 'happiness'])

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