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OOP & classes

Classes, instances, methods, dataclasses, and object-oriented design in Python.

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OOP & classes easy

How to Implement a Stack Class in Python

A complete Stack class implemented with a Python list, featuring push, pop, peek, is_empty, size, and a readable string representation.

oop stack data-structures
Python 
class Stack:
    def __init__(self):
        self._items = []

    def push(self, item):
        """Add an item to the top of the stack."""
        self._items.append(item)

    def pop(self):
        """Remove and return the top item. Raises IndexError if empty."""
        if self.is_empty():
            raise IndexE…
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