import numpy  as np
import matplotlib.pyplot as plt

x = np.linspace(0, np.pi*4, 100)
y = np.cos(x) + np.sin(x)

fig, ax = plt.subplots()
ax.plot(x, y)

xmin, xmax, ymin, ymax = ax.axis()
xlocs   = ax.get_xticks()
xlabels = ax.get_xticklabels()
ylocs   = ax.get_yticks()
ylabels = ax.get_yticklabels()

print('xlocs: {}'.format(xlocs))
print('xlabels: {}'.format(xlabels))
print('ylocs: {}'.format(ylocs))
print('ylabels: {}'.format(ylabels))
print('xmin: {}\nxmax: {}\nymin: {}\nymax: {}'.format(xmin,xmax,ymin,ymax))