Answers for "how to add legend to python plot"

7

how to add legend to python plot

import numpy as np
import matplotlib.pyplot as plt

x = np.linspace(0, 20, 1000)
y1 = np.sin(x)
y2 = np.cos(x)

plt.plot(x, y1, "-b", label="sine")
plt.plot(x, y2, "-r", label="cosine")
plt.legend(loc="upper left")
plt.ylim(-1.5, 2.0)
plt.show()
Posted by: Guest on February-04-2021
2

plt.legend(

plt.legend(['first', 'second']);
Posted by: Guest on January-13-2021

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