import matplotlib.pyplot as plt
import numpy as np
x=np.linspace(-np.pi,np.pi,100)
y=np.tan(x)
plt.plot(x,y)
plt.show()
import matplotlib.pyplot as plt
import numpy as np
x=np.linspace(-np.pi,np.pi,100)
y=np.tan(x)
plt.plot(x,y)
plt.show()