fixup: further fix failing tests

Author: kernc

pandas/core/indexing.py

@@ -1929,11 +1929,6 @@ def _has_valid_setitem_indexer(self, indexer):
 
     def _convert_key(self, key, is_setter=False):
         """ require  integer args (and convert to label arguments) """
-
-        # allow arbitrary setting
-        if is_setter:
-            return list(key)
-
         for a, i in zip(self.obj.axes, key):
             if not is_integer(i):
                 raise ValueError("iAt based indexing can only have integer "

pandas/core/internals.py

@@ -2816,8 +2816,7 @@ def _can_hold_element(self, element):
         return np.can_cast(np.asarray(element).dtype, self.sp_values.dtype)
 
     def _try_coerce_result(self, result):
-        if (
-                    # isinstance(result, np.ndarray) and
+        if (isinstance(result, np.ndarray) and
                 np.ndim(result) > 0
                 and not is_sparse(result)):
             result = SparseArray(result, kind=self.kind,
@@ -3821,8 +3820,7 @@ def fast_xs(self, loc):
             # Such assignment may incorrectly coerce NaT to None
             # result[blk.mgr_locs] = blk._slice((slice(None), loc))
             for i, rl in enumerate(blk.mgr_locs):
-                # result[rl] = blk._try_coerce_result(blk.iget((i, loc)))
-                result[rl] = blk.iget((i, loc))
+                result[rl] = blk._try_coerce_result(blk.iget((i, loc)))
 
         return result
 

pandas/tests/sparse/test_frame.py

@@ -1560,19 +1560,22 @@ def spindex_kind(request):
     return request.param
 
 
-@pytest.mark.parametrize('indexer', ['at', 'iat'])
-@pytest.mark.parametrize('key', [0])
+@pytest.mark.parametrize('indexer', ['iat'])
+@pytest.mark.parametrize('key', [(0, 0)])
 def test_frame_assignment_at(spindex_kind, indexer, key):
     _test_assignment(spindex_kind, indexer, key)
 
 
-@pytest.mark.parametrize('indexer', ['loc', 'iloc'])
-@pytest.mark.parametrize('key', [0, [0, 1], [True, False]])
+@pytest.mark.parametrize('indexer', ['at', 'loc', 'iloc'])
+@pytest.mark.parametrize('key', [0,
+                                 [0, 1],
+                                 [True, False]])
 def test_frame_assignment_loc(spindex_kind, indexer, key):
     _test_assignment(spindex_kind, indexer, key)
 
 
-@pytest.mark.parametrize('key', [None, [True, False]])
+@pytest.mark.parametrize('key', [None,
+                                 [True, False]])
 def test_frame_assignment_setitem(spindex_kind, key):
     _test_assignment(spindex_kind, None, key)