KotlinIsland / KotlinIsland/basedmypy
Support a `NotNone` type
Open
Nobody has claimed this yet.
feature
- Dominant language
- Python
- Stars
- 202
- Forks
- 6
- PR merge metrics
- No merged PRs in 30d
Description
A more general Not type sounds a lot harder.
def foo(o: NotNone):
...
o: object
foo(o) # error
foo(object()) # error, unfortunately
foo("") # no error
Contributor guide
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
No files or tests are named in the issue. Start by locating basedmypy’s type-checking implementation and any existing special-type support, then use the examples in the issue to define the expected diagnostics and verify that NotNone behaves consistently.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- python
- Domain
- devtools
- Issue type
- Feature
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Mostly clear
- Newbie friendliness
- 35/100