在图matplotlib中将组名作为轴获取

import matplotlib.pyplot as plt

fig = plt.figure()

ax = fig.add_subplot(111)

group_names = ['Group A', 'Group B', 'Group C']
values = [10, 15, 20]

ax.bar(group_names, values)

ax.set_xlabel('Groups')
ax.set_ylabel('Values')
ax.set_title('Group Values')

plt.show()