pandas plot histogram

1import matplotlib.pyplot as plt
2data = [1.7,1.8,2.0,2.2,2.2,2.3,2.4,2.5,2.5,2.5,2.6,2.6,2.8,
3        2.9,3.0,3.1,3.1,3.2,3.3,3.5,3.6,3.7,4.1,4.1,4.2,4.3]
4#this histogram has a range from 1 to 4
5#and 8 different bins
6plt.hist(data, range=(1,4), bins=8)
7plt.show()

1ax = df.plot.hist(bins=12, alpha=0.5)