jorisvandenbossche commented on code in PR #49247:
URL: https://github.com/apache/arrow/pull/49247#discussion_r3021581341
##########
python/pyarrow/tests/test_pandas.py:
##########
@@ -3047,6 +3049,10 @@ def test_all_none_category(self):
def test_empty_arrays(self):
for dtype_str, pa_type in self.type_pairs:
+ if (Version(pd.__version__) >= Version("3.0.0") and
+ pa_type == pa.string()):
+ # PyArrow backed string dtype are set by default
+ dtype_str = 'str'
Review Comment:
Ah, yes, since this test is about empty arrays, pandas will not actually
infer an empty numpy array as string dtype, unless you make it a numpy str
dtype. So this looks good
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