画像つき円グラフ

piechart_1.py

# -*- coding: utf-8 -*-
# AWS cloud9

import matplotlib
matplotlib.use("Agg")
import matplotlib.pyplot as plt
import pandas as pd
from matplotlib.offsetbox import OffsetImage, AnnotationBbox

plt.rcParams["font.size"] = 16
data = pd.read_table('data/Dino_2018_0909_1002.tsv', parse_dates=[0])

sabo_num = data['Dead'].str.contains('sabo').sum()
bird_num = data['Dead'].str.contains('bird').sum()
all_num = sabo_num + bird_num

img_c = plt.imread('image/plant_cactus.png')
img_b = plt.imread('image/Pteranodon.png')

fig = plt.figure(figsize=(6, 4))
ax = fig.add_subplot(111)
data=[sabo_num,bird_num]
label=['サボテン','鳥']
plt.axis('equal')
ax.pie(data, labels=label,autopct="%.1f%%", labeldistance=0.4)

imagebox = OffsetImage(img_c, zoom=0.3)
imagebox.image.axes = ax
im_sabo = AnnotationBbox(imagebox, (-0.7, 0),
                    xybox=(-1.5, 0),
                    xycoords='data',
                    boxcoords="data",
                    pad=0.3,
                    arrowprops=dict(arrowstyle="simple, head_width = 0.4, head_length = 0.4",
                                    lw=0.1,fc="0", ec="0"))
ax.add_artist(im_sabo)

imagebox_2 = OffsetImage(img_b, zoom=0.2)
imagebox_2.image.axes = ax
im_bird = AnnotationBbox(imagebox_2, (0.55,-0.6),
                    xybox=(1.4, -0.9),
                    xycoords='data',
                    boxcoords="data",
                    pad=0.3,
                    arrowprops=dict(arrowstyle="simple, head_width = 0.4, head_length = 0.4",
                                    lw=0.1,fc="0", ec="0"))
ax.add_artist(im_bird)

ax.text(-0.15,-1.2,all_num,ha='center')
ax.text(-0.05,-1.2,"times")

fig.savefig("piechart_cause_of_death.png", dpi=200,transparent = False, bbox_inches = 'tight')