covid-deaths.py

#!/usr/bin/env python

from csv import reader
from datetime import date, timedelta
from os.path import isfile

import matplotlib.pyplot as plt
import requests

FILE = 'time_series_covid19_deaths_global.csv'
URL = 'https://raw.githubusercontent.com/CSSEGISandData/COVID-19/master/csse_covid_19_data/csse_covid_19_time_series/'
START = 23  # days after first data to get non-zero
COUNTRIES = {'Italy': [], 'Spain': [], 'France': [], 'United Kingdom': [], 'Korea, South': [], 'Germany': []}

if not isfile(FILE):
    with open(FILE, 'wb') as f:
        f.write(requests.get(URL + FILE).content)

with open(FILE) as csv:
    for row in reader(csv):
        if row[1] in COUNTRIES.keys() and row[0] in ('', row[1]):
            COUNTRIES[row[1]] = [int(day) for day in row[4 + START:]]

DAYS = [date(2020, 1, 22) + timedelta(days=START + i) for i in range(len(COUNTRIES['France']))]

for name, vals in COUNTRIES.items():
    plt.plot(DAYS, vals, label=f'{name}: {vals[-1]}')

plt.title('Deaths')
plt.yscale('log')
plt.grid(True, 'both', 'y')
plt.legend()
plt.show()