Python 3.5.2 (v3.5.2:4def2a2901a5, Jun 25 2016, 22:01:18) [MSC v.1900 32 bit (Intel)] on win32
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>>> diccionario={'Jordan': 123, 'Jorge': 456, 'Edison':789, 'Anahi': 159, 'Kathy': 753}
>>> diccionario['Anahi']
159
>>> list(diccionario.keys())
['Anahi', 'Jorge', 'Edison', 'Kathy', 'Jordan']
>>> sorted(diccionario.keys())
['Anahi', 'Edison', 'Jordan', 'Jorge', 'Kathy']
>>> 'Jordan' in diccionario
True
>>> 'Adrian' in diccionario
False
>>> 
