application_vnd.jupyter.stderr_output_2.png text_plain_output_1.png
from subprocess import check_output

import pandas as pd # data processing, CSV file I/O (e.g. pd.read_csv)

import numpy as np
import pandas as pd
from subprocess import check_output
print(check_output(['ls', '../input']).decode('utf8'))
from sklearn.ensemble import RandomForestClassifier
df = pd.read_json('../input/train.json')
df.head()
df.shape()