python坐标轴的粗细设置

句法:

ax.spines[‘dd’].set_linewidth(lw);

dd:对应于哪个轴
lw:坐标轴的线宽

例子:

import matplotlib.pyplot as plt
import numpy as np;

x=np.linspace(0,10,11);
y=np.linspace(10,20,11);
###画图
plt.figure(1);
h=plt.plot(x,y,color='#ff0000',markersize=10.0,marker='o',linestyle='',linewidth=3);
plt.xlabel('x');
plt.ylabel('y');
###设置坐标轴的粗细
ax=plt.gca();#获得坐标轴的句柄
ax.spines['bottom'].set_linewidth(2);###设置底部坐标轴的粗细
ax.spines['left'].set_linewidth(2);####设置左边坐标轴的粗细
ax.spines['right'].set_linewidth(2);###设置右边坐标轴的粗细
ax.spines['top'].set_linewidth(2);####设置上部坐标轴的粗细

结果:
python坐标轴的粗细设置_第1张图片

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