REGR: spearman corr raising on 32-bit (#43608)

Co-authored-by: Jeff Reback <[email protected]>

Author: mzeitlin11

doc/source/whatsnew/v1.3.4.rst

@@ -15,6 +15,7 @@ including other versions of pandas.
 Fixed regressions
 ~~~~~~~~~~~~~~~~~
 - Fixed regression in :meth:`merge` with integer and ``NaN`` keys failing with ``outer`` merge (:issue:`43550`)
+- Fixed regression in :meth:`DataFrame.corr` raising ``ValueError`` with ``method="spearman`` on 32-bit platforms (:issue:`43588`)
 - Fixed performance regression in :meth:`MultiIndex.equals` (:issue:`43549`)
 -
 

pandas/tests/frame/methods/test_cov_corr.py

@@ -100,7 +100,6 @@ def test_corr_scipy_method(self, float_frame, method):
 
     # ---------------------------------------------------------------------
 
-    @td.skip_if_no_scipy
     def test_corr_non_numeric(self, float_string_frame):
         # exclude non-numeric types
         result = float_string_frame.corr()
@@ -125,11 +124,9 @@ def test_corr_nooverlap(self, meth):
         assert rs.loc["B", "B"] == 1
         assert isna(rs.loc["C", "C"])
 
-    @td.skip_if_no_scipy
     @pytest.mark.parametrize("meth", ["pearson", "spearman"])
     def test_corr_constant(self, meth):
         # constant --> all NA
-
         df = DataFrame(
             {
                 "A": [1, 1, 1, np.nan, np.nan, np.nan],