Python Tips – Page 7

Python Decorators for Beginners: @syntax Explained

2026년 01월 04일

Python @decorator syntax explained: first-class functions, closures, and why functools.wraps prevents silent bugs in production code.

2026년 01월 03일

Avoid the Kelly Criterion trap in crypto bots. Walk-forward backtesting + slippage models reveal what actually works for position sizing.

2026년 01월 02일

Build a moving average bot on Upbit that handles API failures and slippage—lessons from real trades that lost money before they made it.

2026년 01월 02일

Fix Upbit JWT authentication errors before they drain your account. PyJWT version gotchas and safe testing strategies included.

2025년 12월 26일

Migrate Poetry to uv and cut package install time by 10x. Step-by-step pyproject.toml conversion plus CI/CD updates included.

2025년 12월 22일

Build type-safe Python libraries using Generic, Protocol, and TypeVar. Catch bugs at edit-time, not runtime—here's the exact pattern.

2025년 12월 21일

Python generators cut memory usage by 4 million times. Process giant files, build data pipelines, and handle infinite sequences with yield.

2025년 12월 17일

Fix Python asyncio race conditions with Semaphore, Lock, and Queue. Real examples: API rate limiting, database pooling, producer-consumer patterns.