如题
import numpy as np
import matplotlib.pyplot as plt

plt.plot(inTime, inData, 'ro');
plt.show()
~~~~~~~~~~~~~~~~~~~~~~~
inTime是 inTime=[datetime.datetime(2015,5,4,0,0,0,5000),datetime.datetime(2015,5,4,0,1,0,5000),datetime.datetime(2015,5,4,0,2,0,5000)...]

这样plt.plot出的图，横轴无法看，怎样让横轴的点只显示小时+分钟？