docs: overhaul types#1526
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```
import attrs
@attrs.frozen
class C:
x: int
i = C(42)
i.x = 23
```
/Users/hynek/FOSS/attrs/t.py
/Users/hynek/FOSS/attrs/t.py:9:3 - error: Cannot assign to attribute
"x" for class "C"
Attribute "x" is read-only (reportAttributeAccessIssue)
1 error, 0 warnings, 0 informations
Tinche
approved these changes
Mar 8, 2026
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I’ve noticed this page is somewhat dated, let’s polish it up a bit.