IronLanguages / IronLanguages/ironpython3
Changes to the locals() dictionary should not affect the locals
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- Dominant language
- C#
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Description
For example:
def execDel():
a = 5
exec('del(a)')
return a
assert execDel() == 5
It's currently resulting in a Microsoft.Scripting.Runtime.Uninitialized object. This issue comes up in test_namebinding.
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
Start by running the test_namebinding case and reproduce the exec('del(a)') behavior shown in the issue. Trace how locals() changes and how local variable reads are handled during exec, then confirm that deleting a local through exec leaves the original value available and that the test passes.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- csharp, python
- Domain
- compilers
- Issue type
- Bug
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Mostly clear
- Newbie friendliness
- 35/100