Removed complex assert and added integer column

Author: Ma-gi-cian

pandas/tests/frame/methods/test_convert_dtypes.py

@@ -231,7 +231,6 @@ def test_convert_dtype_pyarrow_timezone_preserve(self):
 
     def test_convert_dtypes_complex(self):
         # GH 60129
-        df = pd.DataFrame({"a": [1.0 + 5.0j, 1.5 - 3.0j]})
+        df = pd.DataFrame({"a": [1.0 + 5.0j, 1.5 - 3.0j], "b": [1, 2]})
         result = df.convert_dtypes()
         tm.assert_frame_equal(result, df)
-        assert result["a"].dtype.kind == "c"

pandas/tests/series/methods/test_convert_dtypes.py

@@ -338,4 +338,3 @@ def test_convert_dtypes_complex(self):
         ser = pd.Series([1.5 + 3.0j, 1.5 - 3.0j])
         result = ser.convert_dtypes()
         tm.assert_series_equal(result, ser)
-        assert result.dtype.kind == "c"