◉CLAUDE LABJP
●2.1.301 — Adds the vim % motion, LaTeX math rendering in the VS Code panel, and a retry-watchdog limit for usage-limit waits (10/15)●2.1.299 — Conversations over 200K tokens left idle about 54 minutes get compacted; MCP allow rules now match only the server they name●SONNET 4.5 — Retires on the Claude API on 11/30, 44 days left. Migrate to Sonnet 5.5●WINDOWS — Reports say hooks break silently only on Japanese-locale Windows; check the character encoding first●FAST MODE — Opus 5.5 fast mode is out of research preview and no longer needs the beta header (10/15)●NEW — I Put a Ten-Line Promise File at the To…●2.1.301 — Adds the vim % motion, LaTeX math rendering in the VS Code panel, and a retry-watchdog limit for usage-limit waits (10/15)●2.1.299 — Conversations over 200K tokens left idle about 54 minutes get compacted; MCP allow rules now match only the server they name●SONNET 4.5 — Retires on the Claude API on 11/30, 44 days left. Migrate to Sonnet 5.5●WINDOWS — Reports say hooks break silently only on Japanese-locale Windows; check the character encoding first●FAST MODE — Opus 5.5 fast mode is out of research preview and no longer needs the beta header (10/15)●NEW — I Put a Ten-Line Promise File at the To…
TAG

Python

44 articles
← Back to all tags
Related:
Claude API11claude-api8api8automation5streaming5troubleshooting5tool-use5cost-optimization4production4claude-code4Claude Code3Cowork3
⬡ API & SDK/2026-05-05Advanced

Building a 'Think-and-Search' AI Agent — Claude API Extended Thinking × Tool Use

A deep dive into combining Claude API Extended Thinking and Tool Use. Covers frequent errors, a complete research agent implementation in Python, plus cost estimation, timeout design, and error recovery for production use.

⬡ API & SDK/2026-05-04Beginner

7 Common Errors When Getting Started with Claude API in Python (With Fixes)

A practical troubleshooting guide covering the 7 most common errors Python developers hit when starting with the Claude API SDK — from AuthenticationError and RateLimitError to response parsing mistakes and streaming pitfalls.

⟐ Claude Code/2026-05-03Advanced

Claude Code for Data Science — pandas, scikit-learn, and ML Workflows with AI Pair Programming

A hands-on guide to using Claude Code across the full data science and machine learning workflow. From EDA and feature engineering to model evaluation, hyperparameter tuning with Optuna, SHAP analysis, and MLOps basics — with working Python code throughout.

⬡ API & SDK/2026-05-02Intermediate

Cancelling Claude API Streams the Right Way: AbortController, Token Billing, and Connection Hygiene

I measured 100 cancelled Claude API streams to find out what actually gets billed. The drift numbers, the $18.70/month a missing close handler costs you, the proxy buffering trap, and a ledger that never loses a usage event — Node.js and Python.

⬡ API & SDK/2026-04-26Intermediate

Claude API Streaming Stops Mid-Response: Diagnosing and Fixing the 5 Root Causes

When Claude API streaming stops unexpectedly, there are exactly 5 root causes. Learn to diagnose which one you're hitting and apply the right fix — from timeout tuning to stop_reason logging.

⟐ Claude Code/2026-04-25Beginner

Claude Code × uv: Blazing-Fast Python Environment Setup — 10x Faster Than pip in Practice

Learn how to combine uv — Astral's Rust-powered Python package manager — with Claude Code for dramatically faster environment setup. Covers project initialization, dependency management automation, CI integration, and migrating from pip.

⟐ Claude Code/2026-04-21Advanced

Claude Code × Python Hybrid Development Patterns: A Production Guide to 50% Token Reduction

Seven production-tested patterns for hybrid Claude Code × Python workflows, each with working code and real-world token reduction data.

⟐ Claude Code/2026-04-17Advanced

Building a Custom Autonomous Agent Loop with Claude Code SDK — Beyond the CLI

Understand the internals of the Claude Code SDK and build custom autonomous agent loops in Python and TypeScript. Covers tool permissions, error recovery, and streaming, plus the cost instrumentation and monthly model audits I rely on in real operation.

⬡ API & SDK/2026-04-16Intermediate

Claude API JSON Output Fails: 5 Root Causes and Fixes

Fix Claude API JSON parsing errors with these 5 common root causes: markdown code block wrapping, truncated output, injected commentary, Unicode escaping, and streaming parse failures. Includes copy-paste ready Python utility code.

◈ Cowork/2026-04-15Intermediate

Cowork × Python Data Analysis Automation: Build a Weekly Report Pipeline with pandas and Matplotlib

Learn how to combine Cowork's scheduled tasks with Python to fully automate your data analysis reports. From pandas aggregation to Matplotlib charts and Google Sheets integration — a complete, production-ready implementation guide.

⬡ API & SDK/2026-04-11Advanced

Migrating from OpenAI to the Claude API: Code Conversion to Zero-Downtime Production Rollout (2026)

How to migrate from OpenAI GPT-4 to the Claude API: authentication, message-format conversion, streaming, tool use, error handling, and a zero-downtime phased rollout, all with full implementation code.

⬡ API & SDK/2026-04-07Advanced

Production-Ready Stateful AI Agents with Claude API + LangGraph: Graph-Based Design, Persistence, and Human-in-the-Loop

Implementation patterns for running stateful LangGraph + Claude API agents in production: why from_conn_string fails at compile(), how the recursion_limit default changed, and the schema-evolution trap that breaks interrupt() resumption.