[pypy-issue] Issue #2032: ListChangeUnallowed: Rpython error message could be improved (pypy/pypy)

[Edd Barrett]

New issue 2032: ListChangeUnallowed: Rpython error message could be improved
https://bitbucket.org/pypy/pypy/issue/2032/listchangeunallowed-rpython-error-message

Edd Barrett:

Users are unlikely to understand this error message:

```
[translation:ERROR] ListChangeUnallowed:
[translation:ERROR]
[translation:ERROR] list merge with a resized
[translation:ERROR]
[translation:ERROR]
[translation:ERROR] Occurred processing the following simple_call:
...
```

Found when developing pypy/hippy bridge.


Cheers