Dictionary Comprehensions

Concepts: pyDictComprehension

Just like list comprehensions create lists in a single expression, dictionary comprehensions create dictionaries. The syntax uses curly braces with a key:value expression: Filter with Comprehensions You can add an if clause to filter which items are included: Transforming Keys or Values Comprehensions are powerful for transforming dictionary data: Try building a dictionary comprehension yourself. Choose the right expression to transform a list of names into a dictionary of name-length pairs. Dictionary comprehensions are particularly powerful for transforming one dictionary into another. Filtering keys, normalizing values, and inverting key-value pairs are all one-liners with comprehension syntax. The if clause in a comprehension runs before the key-value expression. This means you can saf