It's also possible to hide a subplot using the Axes.set_visible() method.
import matplotlib.pyplot as plt
import pandas as pd
fig = plt.figure()
data = pd.read_csv('sampledata.csv')
for i in range(0,6):
ax = fig.add_subplot(3,2,i+1)
ax.plot(range(1,6), data[i])
if i == 5:
ax.set_visible(False)