text_html_output_1.png
import matplotlib.pyplot as plt

import pandas as pd

import seaborn as sns

path = '../input/'
train = pd.read_csv(path + 'train.csv', na_values=-1)
test = pd.read_csv(path + 'test.csv', na_values=-1)

train.head(5).T

cor = train.corr()

train.isnull().sum().sum()