Python Archives - ITFROMZERO - Share tobe shared!

LiteLLM Python Guide: Standardize 100+ AI Models Through a Single Interface

By IT From Zero October 12, 2026

Compare LLM integration strategies and learn how to use LiteLLM in Python to connect OpenAI, Claude, and Gemini via a unified interface, complete with fallback handling and real-time cost tracking.

Python

Optimizing PostgreSQL Performance in Python with asyncpg: Resolving I/O Bottlenecks and Ingesting 100k Records/s

By IT From Zero October 9, 2026

Real-world lessons from a production I/O bottleneck: A complete guide to migrating to asyncpg, configuring connection pools properly, and bulk-ingesting 100k records in 0.8s via PostgreSQL binary protocol.

Python

Using Python’s websockets Library: Building Bidirectional Real-Time Applications

By IT From Zero October 7, 2026

A comprehensive guide to Python's websockets library from basics to advanced. Build a broadcast server, handle reconnects with exponential backoff, and configure Nginx for production.

Python

DuckDB with Python Guide: Query Multi-Gigabyte CSV/Parquet Files at Lightning Speed Without OOM Errors

By IT From Zero October 7, 2026

Need to process multi-gigabyte CSV or Parquet files on low-spec hardware? Learn how to use DuckDB in Python for blazing-fast analytics without memory crashes.

Python

Load Testing Systems with Locust in Python: Real-World Scenarios and API Metric Analysis

By IT From Zero October 6, 2026

A comprehensive guide on writing API load testing scripts with Locust in Python. Explore comparisons between JMeter, k6, and Locust, and learn how to interpret RPS and 95th percentile latency metrics.

Python

A Guide to Using Alembic in Python: Database Migration Management for SQLAlchemy

By IT From Zero October 2, 2026

Managing database schema changes is critical as Python projects scale. Here is a comprehensive guide to setting up Alembic with SQLAlchemy to automate migrations, sync via Git, and perform safe rollbacks.

Python

Python Type Hints: Don’t Let ‘NoneType’ Errors Ruin Your Sleep

By IT From Zero September 29, 2026

Type Hints don't just make code look better; they act as a shield against runtime errors. Learn how to use Union, Optional, Callable, and Generic for Enterprise-grade code.

Python

Goodbye print(): Professional Python Monitoring and Debugging with Pydantic Logfire

By IT From Zero September 29, 2026

Stop letting debugging become a nightmare. Discover how Pydantic Logfire helps you see into every corner of your Python application with structured data and an intuitive dashboard.

Python

Mastering confluent-kafka in Python: Secrets to Processing Millions of Events per Second

By IT From Zero September 27, 2026

Don't let your database crash from overload! A detailed guide on using confluent-kafka in Python to handle millions of events per second with production-ready configurations.

Python

Snapshot Testing with Pytest-snapshot: Stop Struggling with Manual Assertions

By IT From Zero September 25, 2026

Learn how to use Pytest-snapshot to automate JSON and HTML data testing. A solution to help Python developers escape the nightmare of manual assertions.