adjust tolerance

Author: xaris96

pandas/tests/window/test_rolling.py

@@ -1099,7 +1099,7 @@ def test_rolling_var_numerical_issues(func, third_value, values):
     ds = Series([99999999999999999, 1, third_value, 2, 3, 1, 1])
     result = getattr(ds.rolling(2), func)()
     expected = Series([np.nan] + values)
-    tm.assert_almost_equal(result[1:].values, expected[1:].values, rtol=1e-4, atol=1e-6)
+    tm.assert_almost_equal(result[1:].values, expected[1:].values, rtol=1e-3, atol=1e-6)
 
 
 def test_timeoffset_as_window_parameter_for_corr(unit):