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21CTO
21CTO
Nov 5, 2025 · Fundamentals

How PEP 810’s Explicit Lazy Imports Can Speed Up Your Python Apps

PEP 810 introduces explicit lazy imports to Python, allowing modules to be loaded only when needed, which can significantly reduce startup time while keeping the feature optional and backward‑compatible, marking a major step forward after years of community debate and earlier failed attempts.

Lazy ImportPEP 810Startup Performance
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How PEP 810’s Explicit Lazy Imports Can Speed Up Your Python Apps