legen&label.py

import matplotlib as m
m.use('TkAgg')
import matplotlib.pyplot as plt


x = [1,2,3]
y = [5,7,4]

x2 = [1,2,3]
y2 = [10,14,12]

plt.plot(x,y, label = 'First Line')
plt.plot(x2,y2, label = 'Second Line')

plt.xlabel('Plot no')
plt.ylabel('Imp var')

plt.title('Hello\nWorld')
plt.legend()
plt.show()