_append_same_dtype -> _concat_same_dtype

pandas/core/indexes/base.py

@@ -1748,10 +1748,10 @@ def _concat(self, to_concat, name):
         typs = _concat.get_dtype_kinds(to_concat)
 
         if len(typs) == 1:
-            return self._append_same_dtype(to_concat, name=name)
+            return self._concat_same_dtype(to_concat, name=name)
         return _concat._concat_index_asobject(to_concat, name=name)
 
-    def _append_same_dtype(self, to_concat, name):
+    def _concat_same_dtype(self, to_concat, name):
         """
         Concatenate to_concat which has the same class
         """

pandas/core/indexes/category.py

@@ -635,9 +635,9 @@ def insert(self, loc, item):
 
     def _concat(self, to_concat, name):
         # if calling index is category, don't check dtype of others
-        return CategoricalIndex._append_same_dtype(self, to_concat, name)
+        return CategoricalIndex._concat_same_dtype(self, to_concat, name)
 
-    def _append_same_dtype(self, to_concat, name):
+    def _concat_same_dtype(self, to_concat, name):
         """
         Concatenate to_concat which has the same class
         ValueError if other is not in the categories

pandas/core/indexes/datetimelike.py

@@ -837,7 +837,7 @@ def summary(self, name=None):
         result = result.replace("'", "")
         return result
 
-    def _append_same_dtype(self, to_concat, name):
+    def _concat_same_dtype(self, to_concat, name):
         """
         Concatenate to_concat which has the same class
         """

pandas/core/indexes/interval.py

@@ -867,7 +867,7 @@ def _as_like_interval_index(self, other, error_msg):
             raise ValueError(error_msg)
         return other
 
-    def _append_same_dtype(self, to_concat, name):
+    def _concat_same_dtype(self, to_concat, name):
         """
         assert that we all have the same .closed
         we allow a 0-len index here as well
@@ -876,7 +876,7 @@ def _append_same_dtype(self, to_concat, name):
             msg = ('can only append two IntervalIndex objects '
                    'that are closed on the same side')
             raise ValueError(msg)
-        return super(IntervalIndex, self)._append_same_dtype(to_concat, name)
+        return super(IntervalIndex, self)._concat_same_dtype(to_concat, name)
 
     @Appender(_index_shared_docs['take'] % _index_doc_kwargs)
     def take(self, indices, axis=0, allow_fill=True,

pandas/core/indexes/range.py

@@ -444,7 +444,7 @@ def join(self, other, how='left', level=None, return_indexers=False,
         return super(RangeIndex, self).join(other, how, level, return_indexers,
                                             sort)
 
-    def _append_same_dtype(self, indexes, name):
+    def _concat_same_dtype(self, indexes, name):
         return _concat._concat_rangeindex_same_dtype(indexes).rename(name)
 
     def __len__(self):