In [1]:

    

studentIds = {'knuth': 42.0, 'turing': 56.0, 'nash': 92.0 }


    

In [2]:

    

studentIds['turing']


    

    
Out[2]:





56.0

In [3]:

    

studentIds['nash'] = 'ninety-two'


    

In [4]:

    

studentIds


    

    
Out[4]:





{'knuth': 42.0, 'nash': 'ninety-two', 'turing': 56.0}

In [5]:

    

del studentIds['knuth']


    

In [6]:

    

studentIds


    

    
Out[6]:





{'nash': 'ninety-two', 'turing': 56.0}

In [7]:

    

studentIds['knuth'] = [42.0,'forty-two']


    

In [8]:

    

studentIds


    

    
Out[8]:





{'knuth': [42.0, 'forty-two'], 'nash': 'ninety-two', 'turing': 56.0}

In [9]:

    

studentIds.keys()


    

    
Out[9]:





['knuth', 'nash', 'turing']

In [10]:

    

studentIds.values()


    

    
Out[10]:





[[42.0, 'forty-two'], 'ninety-two', 56.0]

In [11]:

    

studentIds.items()


    

    
Out[11]:





[('knuth', [42.0, 'forty-two']), ('nash', 'ninety-two'), ('turing', 56.0)]

In [14]:

    

help(dict.items)


    

    




Help on method_descriptor:

items(...)
    D.items() -> list of D's (key, value) pairs, as 2-tuples

In [16]:

    

dir(dict)


    

    
Out[16]:





['__class__',
 '__cmp__',
 '__contains__',
 '__delattr__',
 '__delitem__',
 '__doc__',
 '__eq__',
 '__format__',
 '__ge__',
 '__getattribute__',
 '__getitem__',
 '__gt__',
 '__hash__',
 '__init__',
 '__iter__',
 '__le__',
 '__len__',
 '__lt__',
 '__ne__',
 '__new__',
 '__reduce__',
 '__reduce_ex__',
 '__repr__',
 '__setattr__',
 '__setitem__',
 '__sizeof__',
 '__str__',
 '__subclasshook__',
 'clear',
 'copy',
 'fromkeys',
 'get',
 'has_key',
 'items',
 'iteritems',
 'iterkeys',
 'itervalues',
 'keys',
 'pop',
 'popitem',
 'setdefault',
 'update',
 'values',
 'viewitems',
 'viewkeys',
 'viewvalues']

In [ ]: