xaxis matplotlib
import matplotlib.pyplot as plt x = [0.00001,0.001,0.01,0.1,0.5,1,5] # create an index for each tick position xi = list(range(len(x))) y = [0.945,0.885,0.893,0.9,0.996,1.25,1.19] plt.ylim(0.8,1.4) # plot the index for the x-values plt.plot(xi, y, marker='o', linestyle='--', color='r', label='Square') plt.xlabel('x') plt.ylabel('y') plt.xticks(xi, x) plt.title('compare') plt.legend() plt.show()