IronLanguages / IronLanguages/ironpython3

print and exec have custom syntax error messages when using old syntax

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#374 3 comments 0 reactions 0 assignees View on GitHub

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CPython compatibility
Dominant language
C#
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Avg merge
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Merged PRs (30d)
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Description

>>> print foo
  File "<stdin>", line 1
    print foo
            ^
SyntaxError: Missing parentheses in call to 'print'. Did you mean print(foo)?

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First steps

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  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Start by reproducing the shown print foo example and a comparable old-syntax exec case in IronPython 3. Then trace the parser or syntax-error handling entry point to determine how these diagnostics are produced. Done means both forms report the intended custom syntax errors consistently.

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

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