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[英]How to plot every label once in matplotlib legend with corresponding color?
[英]How to plot legend with diff color correspond to diff value in matplotlib python?
您可以按照matplotlib圖例指南中的所示將代理藝術家添加到繪圖中。
指南中的示例代碼:
import matplotlib.patches as mpatches
import matplotlib.pyplot as plt
red_patch = mpatches.Patch(color='red', label='The red data')
plt.legend(handles=[red_patch])
plt.show()
雖然不確定如何獲得圖例標題。
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