mikelui commented on code in PR #34730:
URL: https://github.com/apache/arrow/pull/34730#discussion_r1167555579
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python/pyarrow/src/arrow/python/arrow_to_pandas.cc:
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@@ -911,6 +877,122 @@ Status ConvertMap(PandasOptions options, const
ChunkedArray& data,
return Status::OK();
}
+// A more helpful error message around TypeErrors that may stem from
unhashable keys
+Status CheckMapAsPydictsError() {
Review Comment:
Manually tested this by remove the `with pytest.raises(TypeError):` in my
non-hashable key test, and got:
```
E TypeError: unhashable type: 'numpy.ndarray'. If keys are not hashable,
then you must use `maps_as_pydicts=False`
```
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