Improve accuracy of dataclasses.Field
#12082
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max-muoto
changed the title
dataclasses.Field
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@JelleZijlstra Do you maybe want to take a look here? |
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Diff from mypy_primer, showing the effect of this PR on open source code: mitmproxy (https://github.com/mitmproxy/mitmproxy)
+ mitmproxy/coretypes/serializable.py:85: error: Argument 2 to "_to_state" has incompatible type "type[Any] | str | Any"; expected "type[Any]" [arg-type]
+ mitmproxy/coretypes/serializable.py:92: error: Argument 2 to "_to_val" has incompatible type "type[Any] | str | Any"; expected "type[Any]" [arg-type]
+ mitmproxy/coretypes/serializable.py:108: error: Argument 2 to "_to_val" has incompatible type "type[Any] | str | Any"; expected "type[Any]" [arg-type]
kornia (https://github.com/kornia/kornia)
+ kornia/utils/helpers.py:349: error: Argument 2 to "dict_to_dataclass" has incompatible type "type[Any] | str | Any"; expected "type[Any]" [arg-type]
mkosi (https://github.com/systemd/mkosi)
+ mkosi/config.py:4242:41: error: Argument 2 has incompatible type "Union[type[Any], str, Any]"; expected "type" [arg-type]
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@JelleZijlstra or @srittau Wanted to follow-up here. |
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Account for deferred annotations (
str), and other objects such as unions (Any).Fixes: #11268