What is the difference between a Python list and a tuple?
What is the difference between a Python list and a tuple?
233
23-Jan-2025
Khushi Singh
25-Jan-2025A Python list shows differences from a tuple which relate to their ability to be modified and their speed and expected usage requirements. Here’s a detailed explanation:
1. Mutability
Lists: A Python list obtains mutability through its ability to modify its elements or add new ones or remove existing elements after initial creation. Since lists easily adapt to changing data needs throughout programming execution they function well for dynamic program requirements.
Tuples: After their definition starts tuples prevent any alteration of their elements. The inability to modify tuples makes them a perfect fit for keeping constant records of data.
2. Syntax
Lists: Lists use square brackets [ ] for their definition.
Tuples: Defined using parentheses ( ).
3. Performance
Lists: Tuples perform at a slightly lower rate than tuples and need additional memory resources due to their mutable structure which requires memory for resizable properties.
Tuples: Faster and more memory-efficient because of their immutability and fixed size.
4. Use Cases
Lists: Lists serve best when operating on dynamic data sets that include both tasks and items within shopping carts.
Tuples: Tuples function perfectly to preserve unchangeable data elements such as geographic coordinates RGB color values and configuration components.
5. Hashability
Lists: Hashability defines an inability to serve as keys in dictionaries or keys within sets.
Tuples: The hashability feature inherited from tuple structures enables dictionary key usage and set inclusion for these elements.