rohdesamuel commented on a change in pull request #14663:
URL: https://github.com/apache/beam/pull/14663#discussion_r627713408



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File path: sdks/python/apache_beam/dataframe/frames.py
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@@ -1428,6 +1428,47 @@ def explode(self, column, ignore_index):
             preserves_partition_by=preserves,
             requires_partition_by=partitionings.Arbitrary()))
 
+  @frame_base.args_to_kwargs(pd.DataFrame)
+  @frame_base.populate_defaults(pd.DataFrame)
+  def insert(self, value, **kwargs):
+    if isinstance(value, list):
+      raise frame_base.WontImplementMethod(
+          "insert(value=list) is not supported because it joins the input "
+          "list to the deferred DataFrame based on the order of the data.",
+          reason="order-sensitive")

Review comment:
       Is it possible to convert the list into a ConstantExpression?




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