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Pie chart vignetteΒΆ
Demo pie chart with matplotlib and style the figure.
import numpy as np
import matplotlib.pyplot as plt
n = 20
X = np.ones(n)
X[-1] *= 2
plt.pie(X, explode=X * 0.05, colors=[f"{i / float(n):f}" for i in range(n)])
fig = plt.gcf()
w, h = fig.get_figwidth(), fig.get_figheight()
r = h / float(w)
plt.xlim(-1.5, 1.5)
plt.ylim(-1.5 * r, 1.5 * r)
plt.xticks([])
plt.yticks([])
# Add a title and a box around it
from matplotlib.patches import FancyBboxPatch
ax = plt.gca()
ax.add_patch(
FancyBboxPatch(
(-0.05, 0.87),
width=0.66,
height=0.165,
clip_on=False,
boxstyle="square,pad=0",
zorder=3,
facecolor="white",
alpha=1.0,
transform=plt.gca().transAxes,
)
)
plt.text(
-0.05,
1.02,
" Pie Chart: plt.pie(...)\n",
horizontalalignment="left",
verticalalignment="top",
size="xx-large",
transform=plt.gca().transAxes,
)
plt.text(
-0.05,
1.01,
"\n\n Make a pie chart of an array ",
horizontalalignment="left",
verticalalignment="top",
size="large",
transform=plt.gca().transAxes,
)
plt.show()
Total running time of the script: (0 minutes 0.055 seconds)