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00001 """
Hatching (pattern filled polygons) is supported currently on PS and PDF
backend only.  See the set_patch method in
for details
import matplotlib.pyplot as plt

fig = plt.figure()
ax1 = fig.add_subplot(121)
ax1.annotate("Hatch is only supported in the PS and PDF backend", (1, 1),
             xytext=(0, 5),
             xycoords="axes fraction", textcoords="offset points", ha="center"
ax1.bar(range(1,5), range(1,5), color='gray', ecolor='black', hatch="/")

ax2 = fig.add_subplot(122)
bars = ax2.bar(range(1,5), range(1,5), color='gray', ecolor='black')

patterns = ('/', '+', 'x', '\\')
for bar, pattern in zip(bars, patterns):


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