Dictionaries in Python
Map keys to values with dictionaries for structured records and lookups.
Map keys to values with dictionaries for structured records and lookups.
Build lists in one readable expression with list comprehensions.
Create dictionaries quickly with dictionary comprehensions.
Group reusable logic into functions with def, parameters, and return values.
Use positional, keyword, and default arguments when calling functions.
Control loop flow with break, skip iterations with continue, and use pass as a placeholder.
Create and work with text using Python string literals, indexing, and slicing.
Transform and inspect text with methods like lower, strip, split, replace, and join.
Store ordered, mutable collections with lists and common list operations.
Use immutable ordered collections with tuples for fixed groups of values.