application_vnd.jupyter.stderr_output_2.png text_plain_output_4.png text_plain_output_6.png text_plain_output_3.png application_vnd.jupyter.stderr_output_5.png text_plain_output_7.png text_plain_output_1.png image_output_2.png image_output_1.png
import os

import time

import time

import time
t0start = time.time()
import numpy as np
import pandas as pd
import os

print('%.1f seconds passed total ' % (time.time() - t0start))