A dictionary is a collection of pairs of key:objects. The objects, or values, are referenced by their keys. Python maintains the elements in the order in which they were added to the dictionary. You can create a Python dictionary as follows:
Table B.7 summarizes the Python dictionary methods.
Table B.7 Methods, Functions, and Operators Provided by Dictionaries in Python
Name
Use
Explanation
keys
aDict.keys()
Returns a dict_keys object of keys in the dictionary.
values
aDict.values()
Returns a dict_values object of values in the dictionary.
items
aDict.items()
Returns a dict_items object of key–value ...
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