ntal_barchart_distribution.html 上找到了创建堆叠条形图的代码。
问题是图中未显示小数位。在代码中,我发现列表中没有小数,但如果将它们更改为小数,则不会显示(参见下面的代码)。如果尝试将 str 更改为在 ax.text(x, y, str(int(c)) 行中浮动。这实际上显示小数,但它们都是 0。非常感谢。
import numpy as np
import matplotlib.pyplot as plt
category_names = ['Strongly disagree', 'Disagree','Neither agree nor
agree', 'agree', 'Strongly agree']
results = {
'Question 1': [(10), (14.99), (17.01), (32), (26)]
}
def survey(results, category_names):
labels = list(results.keys())
data = np.array(list(results.values()))
data_cum = data.cumsum(axis=1)
category_colors = plt.get_cmap('RdYlGn')(
np.linspace(0.15, 0.85, data.shape[1]))
fig, ax = plt.subplots(figsize=(9.2, 5))
ax.invert_yaxis()
ax.xaxis.set_visible(False)
ax.set_xlim(0, np.sum(data, axis=1).max())
for i, (colname, color) in enumerate(zip(category_names, category_colors)):
widths = data[:, i]
starts = data_cum[:, i] - widths
ax.barh(labels, widths, left=starts, height=0.5,
label=colname, color=color)
xcenters = starts + widths / 2
r, g, b, _ = color
text_color = 'white' if r * g * b < 0.5 else 'darkgrey'
for y, (x, c) in enumerate(zip(xcenters, widths)):
ax.text(x, y, str(int(c)), ha='center', va='center',
color=text_color)
ax.legend(ncol=len(category_names), bbox_to_anchor=(0, 1),
loc='lower left', fontsize='small')
return fig, ax
survey(results, category_names)
jeck猫
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