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gh-137855: Lazy import `inspect` module in dataclasses #144387

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Merged

JelleZijlstra merged 20 commits into python:main from danielhollas:dataclass-lazy-inspect

Apr 26, 2026

Lazy import copy module

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danielhollas committed Feb 16, 2026

commit 7c9f75b884aeb3c48a6be7455823b1c8154a2383

Lib/dataclasses.py

-Original file line number
+Diff line change
@@ -1,6 +1,6 @@
     import re
     import sys
-    import copy
+    lazy import copy
     import types
     lazy import inspect
     import keyword
@@ Expand Down @@