Mark DataFrame.columns as external only and remove all usage required…

… for dataframe,series,index,and multiindex tests to pass.
rapidsai · Feb 22, 2022 · 10fac9e · 10fac9e
1 parent c163886
commit 10fac9e
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Showing 8 changed files with 105 additions and 96 deletions.
diff --git a/python/cudf/cudf/core/_base_index.py b/python/cudf/cudf/core/_base_index.py
@@ -957,7 +957,9 @@ def _union(self, other, sort=None):
         self_df["order"] = self_df.index
         other_df["order"] = other_df.index
         res = self_df.merge(other_df, on=[0], how="outer")
-        res = res.sort_values(by=res.columns[1:], ignore_index=True)
+        res = res.sort_values(
+            by=res._data.to_pandas_index()[1:], ignore_index=True
+        )
         union_result = cudf.core.index._index_from_data({0: res._data[0]})
 
         if sort is None and len(other):

diff --git a/python/cudf/cudf/core/_internals/where.py b/python/cudf/cudf/core/_internals/where.py
@@ -264,7 +264,7 @@ def where(
                 )
             # Setting `frame` column names to `cond`
             # as `cond` has no column names.
-            cond.columns = frame.columns
+            cond.columns = frame._data.to_pandas_index()
 
         (source_df, others,) = _normalize_columns_and_scalars_type(
             frame, other