'Cannot determine type of "<symbol>"' when circular dependencies
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Nobody has claimed this yet.
bug
topic-import-cycles
- Dominant language
- Python
- Stars
- 20.6k
- Forks
- 3.3k
- PR merge metrics
- PR metrics pending
Description
Is this even an error that you care about or throw intentionally?
my-app/
├─ main.py
├─ a.py
├─ b.py
main.py:
from b import B
from a import b
main = B()
a.py:
from b import b as b
from main import main
reveal_type(main)
b.py:
b = 1
class B:
...
> mypy main.py
a.py:4: error: Cannot determine type of "main"
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First steps
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Research direction
Reproduce the report with the shown main.py, a.py, and b.py files by running mypy main.py. Trace how the circular imports and reveal_type(main) are analyzed, then determine whether the diagnostic is intentional; done should establish and test the intended behavior for this example.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- python
- Domain
- devtools
- Issue type
- Bug
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 35/100