sns.heatmap correlation code example

Example 1: seaborn create a correlation matrix

import seaborn as sns
%matplotlib inline

# calculate the correlation matrix
corr = auto_df.corr()

# plot the heatmap
sns.heatmap(corr, 
        xticklabels=corr.columns,
        yticklabels=corr.columns)

Example 2: seaborn correlation heatmap

import pandas as pd
import seaborn as sns

sns.heatmap(dataframe.corr(), annot=True) # annot is optional