#The update method updates one dictionary with the items of another:
d = { 'title': 'Python Web Site',
'url': 'http://www.python.org',
'changed': '3. august 2001 21:08:05 GMT'
}
x = {'title': 'Python Language Website'}
d.update(x)
print d
#The items in the supplied dictionary are added to the old one, overwriting any items
#there with the same keys.
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