Reference library

OOP & classes

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

1 match
OOP & classes easy

Parse CSV Data with a Python Class

Encapsulate CSV file loading and column/row access methods in a reusable DataParser class for beginners.

oop csv parsing
Python 
class DataParser:
    def __init__(self, file_path):
        self.file_path = file_path
        self.data = []

    def load_data(self):
        with open(self.file_path, 'r') as file:
            for line in file:
                row = line.strip().split(',')
                self.data.append(row)
        return self.…
12 0 Open

Browse by section

Each section groups closely related Python snippets.

OOP & classes — Python code examples

What you will find here

This page collects oop & classes snippets — short, copy-ready Python you can paste into our free online IDE and run without installing anything. Each sample includes a plain-English explanation and the full source code.

Samples vs tutorials and challenges

Samples are quick reference — one concept per page. For step-by-step teaching, use our Python tutorials. To test yourself, try quizzes or coding challenges. Clean up style with the Python formatter.

Related coding tools

Free online Python IDE Write and run Python in your browser — no install. Free Python code formatter Format with autopep8 — side-by-side PEP 8 cleanup. Python code samples Copy-ready snippets to study and run in the IDE.