image_output_1.png
import pandas as pd

import seaborn as sns

train = pd.read_csv('../input/feedback-prize-english-language-learning/train.csv')
test = pd.read_csv('../input/feedback-prize-english-language-learning/test.csv')
ss = pd.read_csv('../input/feedback-prize-english-language-learning/sample_submission.csv')

def get_length_of_text(x):
    return len(x)

train.full_text.apply(lambda x: get_length_of_text(x)).hist()

train.isna().sum()

colormap = sns.color_palette('Blues')
sns.heatmap(train.corr(), annot=True, cmap=colormap)