How to use matplotlib to draw function Graph in Python
This article will explain in detail how to use matplotlib to draw function graphs in Python. The content of the article is of high quality, so the editor will share it with you for reference. I hope you will have a certain understanding of the relevant knowledge after reading this article.
# Import related package import numpy as npimport matplotlib.pyplot as pltimport matplotlib as mpl#%% configuration global drawing parameters # set font size mpl.rcParams ["font.size"] = 1 "set canvas size mpl.rcParams [" figure.figsize "] = (125i 7) # to display Chinese label plt.rcParams [" font.sans-serif "] = ['SimHei'] # to display minus plt.rcParams [" axes.unicode_minus "normally ] = False# plt.figure (figsize= (10P4)) # independently set canvas size x = np.linspace (0 2,100) plt.plot (x, x, label = "linear") plt.plot (x, x-square 2, label = "quadratic") plt.plot (x, x-square 3) Label = "cubic") plt.xlabel ("X axis") plt.ylabel ("Y axis") plt.title ("function curve") plt.legend () # display legend plt.show () plt.tight_layout () # adjust the position of the chart in the canvas # Save the picture output to the desktop plt.savefig (r "C:\ Users\ QDM\ Desktop\ function graph .png")
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