Merge pull request #8094 from cpcloud/float64index-iat-at

BUG: fix iat and at for Float64Index

Author: cpcloud

doc/source/v0.15.0.txt

@@ -634,7 +634,8 @@ Bug Fixes
 
 
 
-
+- Bug in ``Float64Index`` where ``iat`` and ``at`` were not testing and were
+  failing (:issue:`8092`).
 
 
 

pandas/core/index.py

@@ -2309,7 +2309,8 @@ def get_value(self, series, key):
 
         k = _values_from_object(key)
         loc = self.get_loc(k)
-        new_values = series.values[loc]
+        new_values = _values_from_object(series)[loc]
+
         if np.isscalar(new_values) or new_values is None:
             return new_values
 

pandas/tests/test_indexing.py

@@ -3818,6 +3818,13 @@ def test_float_index_non_scalar_assignment(self):
         df.loc[df.index] = df.loc[df.index]
         tm.assert_frame_equal(df,df2)
 
+    def test_float_index_at_iat(self):
+        s = pd.Series([1, 2, 3], index=[0.1, 0.2, 0.3])
+        for el, item in s.iteritems():
+            self.assertEqual(s.at[el], item)
+        for i in range(len(s)):
+            self.assertEqual(s.iat[i], i + 1)
+
 
 class TestSeriesNoneCoercion(tm.TestCase):
     EXPECTED_RESULTS = [