Merge pull request #5469 from jtratner/series-mode-test-error

TST: Fix test case to use int64 and explicit float

Author: jtratner

pandas/tests/test_series.py

@@ -1724,7 +1724,7 @@ def test_mode(self):
  exp = Series([11, 12])
  assert_series_equal(s.mode(), exp)
 
- assert_series_equal(Series([1, 2, 3]).mode(), Series([], dtype=int))
+ assert_series_equal(Series([1, 2, 3]).mode(), Series([], dtype='int64'))
 
  lst = [5] * 20 + [1] * 10 + [6] * 25
  np.random.shuffle(lst)
@@ -1736,7 +1736,7 @@ def test_mode(self):
 
  s = Series(lst)
  s[0] = np.nan
- assert_series_equal(s.mode(), Series([6], dtype=float))
+ assert_series_equal(s.mode(), Series([6.]))
 
  s = Series(list('adfasbasfwewefwefweeeeasdfasnbam'))
  assert_series_equal(s.mode(), Series(['e']))