kou commented on code in PR #36842:
URL: https://github.com/apache/arrow/pull/36842#discussion_r1272869092
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python/pyarrow/_dataset.pyx:
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@@ -3337,7 +3337,7 @@ cdef class Scanner(_Weakrefable):
----------
dataset : Dataset
Dataset to scan.
- columns : list of str, default None
+ columns : list of str or dict, default None
Review Comment:
It seems that this may be interpreted as `list of (str or dict)` not `(list
of str) or (dict)`.
Can we use clearer wording here?
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