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Python code samples

Copy-ready Python snippets by topic and difficulty — short, focused, and runnable in the browser editor.

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Generate Random Fake User Data for Testing in Python

This code generates a list of fake user dictionaries with random names, emails, ages, and timestamps using the Python standard library for testing purposes.

testing random data-generation

Python

import json
import random
import string
from datetime import datetime, timedelta

def generate_user_data(num_users=1):
    first_names = ["Alice", "Bob", "Charlie", "Diana", "Eve"]
    last_names = ["Smith", "Johnson", "Brown", "Taylor", "Wilson"]
    domains = ["example.com", "test.org", "demo.net"]
    
    users = …

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Guide: free Python code samples library

Copy-ready Python snippets for learners and developers

PythonSkillset code samples are short, focused examples organised by topic and difficulty. Every snippet is server-rendered HTML — readable by search engines and easy to copy. Open any sample, read the notes, copy the code, then press Try in editor to run it in the browser with Pyodide.

How to use this library

Pick a topic section — strings, lists, files, functions, and more
Open a sample, read How it works, and copy the code block
Run it in the IDE, tweak values, then take a related quiz or tutorial lesson

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.

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.