}

Articles tagged "python"

Page 2 of 13

13 min readIntermediate

Python Dataclasses vs Pydantic v2: Which to Use in 2026 (With Benchmarks)

Python dataclasses vs Pydantic v2 in 2026: feature comparison, performance benchmarks (Pydantic v2 is 5-50x faster than v1), migration guide from Pydantic v1, and decision guide by use case.

16 min readIntermediate

Python Decorators Tutorial 2026: 8 Production Patterns from Retry to Auth

Python decorators tutorial 2026: mechanics, functools.wraps, class-based decorators, and 8 production patterns — retry with backoff, TTL cache, rate limiter, type validator, deprecation, singleton, and FastAPI auth.

15 min readIntermediate

Python Logging Best Practices 2026: stdlib vs structlog vs loguru with JSON Output

Python logging best practices 2026: stdlib logging pitfalls, dictConfig template, structlog for structured JSON logging, loguru for simplicity, FastAPI middleware integration, and Sentry setup.

13 min readBeginner

Python Virtual Environments in 2026: venv vs conda vs uv vs Poetry — When to Use Each

Python virtual environments in 2026 compared: venv vs conda vs uv vs Poetry — speed benchmarks, use case decision guide, pyproject.toml workflow, and Docker best practices.

17 min readBeginner

PyTorch for Beginners 2026: Train Your First Neural Network (No Math PhD Required)

PyTorch tutorial for beginners 2026: tensors, autograd, neural network with nn.Module, train a CIFAR-10 image classifier, GPU training on Colab, and transfer learning with ResNet.

14 min readIntermediate

Redis Tutorial for Python Developers 2026: Caching, Rate Limiting, Pub/Sub, and Streams

Redis tutorial for Python developers 2026: API response caching with cache invalidation, token bucket rate limiter, pub/sub for real-time notifications, and Redis Streams for event sourcing — with redis-py and aioredis.

8 min readIntermediate

Docker Multi-Stage Builds: From 1.2GB to Production-Ready Images (2026)

Docker multi-stage builds tutorial 2026. Reduce Python images from 1.2GB to 120MB, Go binaries to 5MB with FROM scratch. Size comparison table, cache optimization, and GitHub Actions integration.

10 min readIntermediate

GitHub Actions CI/CD: Python + Docker + VPS Deployment (2026)

Complete GitHub Actions CI/CD tutorial 2026. Test Python, build Docker image, push to GHCR, deploy to VPS via SSH. Includes dependency caching, OIDC secrets, matrix builds, and local testing with act.

10 min readIntermediate

Python asyncio: async/await with Real Examples (APIs, Scraping, Database)

Python asyncio tutorial 2026 with real examples. Fetch 10 URLs concurrently with httpx, async web scraping with aiohttp, SQLAlchemy async sessions, asyncio.Queue producer-consumer pattern.

7 min readIntermediate

Python Type Hints and mypy: Write Self-Documenting Code (2026)

Python type hints and mypy tutorial 2026. Cover Optional, Union, TypedDict, Protocol, Generics. Run mypy --strict to catch bugs before runtime. Essential for Pydantic v2 and FastAPI.