CI/TST #34131 fixed test_floordiv_axis0_numexpr_path (#34537)

Author: OlivierLuG

pandas/tests/frame/test_arithmetic.py

@@ -11,6 +11,7 @@
 from pandas import DataFrame, MultiIndex, Series
 import pandas._testing as tm
 import pandas.core.common as com
+from pandas.core.computation.expressions import _MIN_ELEMENTS, _NUMEXPR_INSTALLED
 from pandas.tests.frame.common import _check_mixed_float, _check_mixed_int
 
 # -------------------------------------------------------------------
@@ -374,13 +375,13 @@ def test_floordiv_axis0(self):
         result2 = df.floordiv(ser.values, axis=0)
         tm.assert_frame_equal(result2, expected)
 
-    @pytest.mark.slow
+    @pytest.mark.skipif(not _NUMEXPR_INSTALLED, reason="numexpr not installed")
     @pytest.mark.parametrize("opname", ["floordiv", "pow"])
     def test_floordiv_axis0_numexpr_path(self, opname):
         # case that goes through numexpr and has to fall back to masked_arith_op
         op = getattr(operator, opname)
 
-        arr = np.arange(10 ** 6).reshape(100, -1)
+        arr = np.arange(_MIN_ELEMENTS + 100).reshape(_MIN_ELEMENTS // 100 + 1, -1) * 100
         df = pd.DataFrame(arr)
         df["C"] = 1.0