Merge pull request #4860 from jreback/dtypes_fix

TST: dtypes tests fix for 32-bit

Author: jreback

pandas/tests/test_frame.py

@@ -2743,7 +2743,7 @@ def test_constructor_generator(self):
         gen = ([ i, 'a'] for i in range(10))
         result = DataFrame(gen)
         expected = DataFrame({ 0 : range(10), 1 : 'a' })
-        assert_frame_equal(result, expected)
+        assert_frame_equal(result, expected, check_dtype=False)
 
     def test_constructor_list_of_dicts(self):
         data = [OrderedDict([['a', 1.5], ['b', 3], ['c', 4], ['d', 6]]),

pandas/tests/test_indexing.py

@@ -1362,7 +1362,7 @@ def f():
 
         ### frame ###
 
-        df_orig = DataFrame(np.arange(6).reshape(3,2),columns=['A','B'])
+        df_orig = DataFrame(np.arange(6).reshape(3,2),columns=['A','B'],dtype='int64')
 
         # iloc/iat raise
         df = df_orig.copy()

pandas/tests/test_series.py

@@ -355,8 +355,8 @@ def test_constructor_series(self):
 
     def test_constructor_iterator(self):
 
-        expected = Series(list(range(10)))
-        result = Series(range(10))
+        expected = Series(list(range(10)),dtype='int64')
+        result = Series(range(10),dtype='int64')
         assert_series_equal(result, expected)
 
     def test_constructor_generator(self):