checkexpr: broader fast path for literal container expressions#14274
Open
huguesb wants to merge 1 commit intopython:masterfrom
Open
checkexpr: broader fast path for literal container expressions#14274huguesb wants to merge 1 commit intopython:masterfrom
huguesb wants to merge 1 commit intopython:masterfrom
Conversation
This comment has been minimized.
This comment has been minimized.
The original implementation was very conservative and bailed whenever a type context was present, drastically limiting its reach. There are a number of type contexts where the fast path can safely be taken. Most importantly: - Any - matching container types
Contributor
|
Diff from mypy_primer, showing the effect of this PR on open source code: cwltool (https://github.com/common-workflow-language/cwltool)
+ cwltool/builder.py: note: In member "generate_arg" of class "Builder":
+ cwltool/builder.py:625:24: error: Redundant cast to "List[str]" [redundant-cast]
core (https://github.com/home-assistant/core)
- homeassistant/components/litterrobot/sensor.py:83: error: Returning Any from function declared to return "bool" [no-any-return]
- homeassistant/components/litterrobot/sensor.py:89: error: Returning Any from function declared to return "bool" [no-any-return]
|
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
4 participants
Add this suggestion to a batch that can be applied as a single commit.This suggestion is invalid because no changes were made to the code.Suggestions cannot be applied while the pull request is closed.Suggestions cannot be applied while viewing a subset of changes.Only one suggestion per line can be applied in a batch.Add this suggestion to a batch that can be applied as a single commit.Applying suggestions on deleted lines is not supported.You must change the existing code in this line in order to create a valid suggestion.Outdated suggestions cannot be applied.This suggestion has been applied or marked resolved.Suggestions cannot be applied from pending reviews.Suggestions cannot be applied on multi-line comments.Suggestions cannot be applied while the pull request is queued to merge.Suggestion cannot be applied right now. Please check back later.
The original implementation was very conservative and bailed whenever a type context
was present, drastically limiting its reach.
There are a number of type contexts where the fast path can safely be taken.
Most importantly:
Fixes #14271