使用的软件是Spyder
import numpy as np import matplotlib.pyplot as mp x = np.array([1, 2, 3, 4, 5, 6]) y = np.array([12, 34, 56, 75, 32, 4]) mp.plot(x, y) mp.show() # 显示图表
import numpy as np import matplotlib.pyplot as mp x = np.array([1, 2, 3, 4, 5, 6]) y = np.array([12, 34, 56, 75, 32, 4]) mp.vlines(4,10,35) # 绘制垂直线 mp.hlines(20,2,6) # 绘制水平线 mp.plot(x, y) mp.show()
import numpy as np import matplotlib.pyplot as mp x = np.array([1, 2, 3, 4, 5, 6]) y = np.array([12, 34, 56, 75, 32, 4]) mp.vlines(4,10,35) mp.hlines([10, 20, 30, 40],[1, 2, 3, 4],[6, 5, 4, 3]) mp.plot(x, y) mp.show()
import numpy as np import matplotlib.pyplot as mp # 线性拆分1000个点 x = np.linspace(-np.pi, np.pi, 1000) y = np.sin(x) mp.plot(x, y) mp.show()
import numpy as np import matplotlib.pyplot as mp # 线性拆分1000个点 x = np.linspace(-np.pi, np.pi, 1000) sinx = np.sin(x) # 余弦曲线 cos(x)/2 cosx = np.cos(x)/2 mp.plot(x, sinx) mp.plot(x, cosx) mp.show()
import numpy as np import matplotlib.pyplot as mp # 线性拆分1000个点 x = np.linspace(-np.pi, np.pi, 1000) sinx = np.sin(x) # 余弦曲线 cos(x)/2 cosx = np.cos(x)/2 mp.plot(x, sinx,linestyle="--",linewidth=2,alpha=0.5) # alpha表示透明度 mp.plot(x, cosx,linestyle=":", color="green") mp.show()
常用颜色、中国传统颜色及多种颜色配色器
https://blog.csdn.net/ziixiaoshenwang/article/details/119831428?spm=1001.2014.3001.5501
import numpy as np import matplotlib.pyplot as mp # 线性拆分1000个点 x = np.linspace(-np.pi, np.pi, 1000) sinx = np.sin(x) # 余弦曲线 cos(x)/2 cosx = np.cos(x)/2 # 设置坐标轴的范围 mp.xlim(0, np.pi) mp.ylim(0, 1) mp.plot(x, sinx,linestyle="--",linewidth=2,alpha=0.5) mp.plot(x, cosx,linestyle=":", color="green") mp.show()
import numpy as np import matplotlib.pyplot as mp # 线性拆分1000个点 x = np.linspace(-np.pi, np.pi, 1000) sinx = np.sin(x) # 余弦曲线 cos(x)/2 cosx = np.cos(x)/2 # 修改x轴的刻度文本 vals = [-np.pi, -np.pi/2, 0, np.pi/2, np.pi] texts = [r'$-\pi$',r'$-\frac{\pi}{2}$','0',r'$\pi$',r'$\frac{\pi}{2}$'] #-π,-π/2,0,π/2,π# mp.xticks(vals, texts) mp.plot(x, sinx,linestyle="--",linewidth=2,alpha=0.5) mp.plot(x, cosx,linestyle=":", color="green") mp.show()
import numpy as np import matplotlib.pyplot as mp # 线性拆分1000个点 x = np.linspace(-np.pi, np.pi, 1000) sinx = np.sin(x) # 余弦曲线 cos(x)/2 cosx = np.cos(x)/2 # 修改x轴的刻度及文本 vals = [-np.pi, -np.pi/2, 0, np.pi/2, np.pi] texts = [r'$-\pi$',r'$-\frac{\pi}{2}$','0',r'$\pi$',r'$\frac{\pi}{2}$'] mp.xticks(vals, texts) # 设置y轴的刻度 mp.yticks([-1.0,-0.5,0,0.5,1.0]) # 修改坐标轴 ax = mp.gca() ax.spines['top'].set_color('none') # no表示上轴不显示 ax.spines['right'].set_color('none') ax.spines['left'].set_position(('data', 0)) ax.spines['bottom'].set_position(('data',0)) mp.plot(x, sinx,linestyle="--",linewidth=2,alpha=0.5) mp.plot(x, cosx,linestyle=":", color="green") mp.show()
该内容为课程笔记
https://www.bilibili.com/video/BV1Yo4y197bN?p=20&spm_id_from=pageDriver