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      • Python’s dictionaries are kind of hash table type. They work like associative arrays or hashes found in Perl and consist of key-value pairs. A dictionary key can be almost any Python type, but are usually numbers or strings.
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  2. Dec 02, 2020 · Dictionaries are collections of items that have a “key” and a “value”. Python dictionaries are also known as associative arrays or hash tables. They are just like lists, except instead of having an assigned index number, you make up the index. Dictionaries are unordered, so the order that the keys are added doesn’t.

  3. Dictionaries are Python’s implementation of a data structure that is more generally known as an associative array. A dictionary consists of a collection of key-value pairs. Each key-value pair maps the key to its associated value. You can define a dictionary by enclosing a comma-separated list of key-value pairs in curly braces ({}).

  4. Feb 26, 2021 · Python’s dictionaries are kind of hash table type. They work like associative arrays or hashes found in Perl and consist of key-value pairs. A dictionary key can be almost any Python type, but are usually numbers or strings. Values, on the other hand, can be any arbitrary Python object.

  5. The dictionary is an unordered collection that contains key:value pairs separated by commas inside curly brackets. Dictionaries are optimized to retrieve values when the key is known. The following declares a dictionary object. Above, capitals is a dictionary object which contains key-value pairs inside { } .

  6. A Python dictionary is an unordered collection of data values. Unlike other data types that hold only one value as an element, a Python dictionary holds a key: value pair. The Python dictionary is optimized in a manner that allows it to access values when the key is known.

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