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# This is some IPython %magic
%xmode plain


    

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# with initial values
c = {'foo': 'bar', 'baz': 'qux'}
d = dict([('foo', 'bar'), ('baz', 'qux')])
print c
print d


    

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# keys don't have to be strings
z = {
    3: 'a',
    'lol': {'foo': 'bar'},
    None: False,
}
print z


    

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d = {'foo': 'bar'}
d['baz'] = 'qux'
print d


    

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x = {'baz': 'qux'}
d.update(x)
print d


    

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d['foo']


    

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# undefined values
d['nope']


    

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# case-sensitive
d['FOO']


    

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d.get('nope', 'aha!') # also callable without a default (implies None)


    

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print d
d.setdefault('nope', 'aha!')
print d


    

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z[None]


    

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# notice the key order - there is none!
d.keys()


    

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d.values()


    

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d.items()


    

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print d.has_key('foo')
print d.has_key('zzz')


    

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del(d['nope'])
print d


    

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d.clear()
print d