Testando o Pandas (biblioteca de Data Analysis para Python). Dados retirados do meu próprio perfil do Last.fm. Dia da coleta: 13/12/2016

artists_graph.py

import re
import pandas as pd
import matplotlib.pyplot as plt

artist = open('top_artists.csv')

csv = [(line[0], int(line[1].replace('.', ''))) for line in re.findall(r"\d+\s(.+?)\s([\d\.]+)$", artist.read(), re.MULTILINE)]
df = pd.DataFrame(csv, columns=['artist', 'scrobbles'])
# print df

df.plot.pie(subplots=True, labels=df['artist'], figsize=(30, 30))

plt.show()

top_artists.csv

1 Zebrahead 4.022
2 Green Day 1.909
3 NOFX 1.787
4 Rancid 1.758
5 The Offspring 1.644
6 Sum 41 1.590
7 Bad Religion 1.533
8 Rise Against 1.363
9 Millencolin 1.203
10 Pennywise 1.189
11 blink-182 1.122
12 Goldfinger 1.061
13 Queen 1.058
14 Red Hot Chili Peppers 1.013
15 Foo Fighters 959
16 A Day to Remember 949
17 Sonata Arctica 879
18 Airbourne 878
19 Five Finger Death Punch 866
20 CPM 22 850
21 U2 785
22 Less Than Jake 711
23 AC/DC 681
24 Iron Maiden 672
25 The Strokes 612
26 Limp Bizkit 579
27 Avenged Sevenfold 521
28 Slipknot 479
29 Lynyrd Skynyrd 469
30 Matanza 465
31 System of a Down 462
32 Social Distortion 408
33 Dropkick Murphys 402
34 Linkin Park 378
35 Andrew W.K. 365
36 Jimi Hendrix 353
37 The F-Ups 331
38 Gorillaz 328
39 Skindred 301
40 Paddy and the Rats 299
41 Hellions 270
42 The Killers 255
43 Metallica 251
44 Papa Roach 242
45 Pink Floyd 237
46 Pearl Jam 232
47 Bring Me the Horizon 230
48 Detonautas Roque Clube 213
49 Korn 212
50 Rage Against the Machine 209