cloud-fan commented on code in PR #43360:
URL: https://github.com/apache/spark/pull/43360#discussion_r1363960136
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sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/plans/logical/pythonLogicalOperators.scala:
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@@ -78,6 +80,42 @@ case class PythonMapInArrow(
copy(child = newChild)
}
+/**
+ * Represents a Python data source.
+ */
+case class PythonDataSource(
+ dataSource: PythonFunction,
+ outputSchema: StructType,
+ override val output: Seq[Attribute]) extends LeafNode {
+ require(output.forall(_.resolved),
+ "Unresolved attributes found when constructing PythonDataSource.")
+ override protected def stringArgs: Iterator[Any] = {
+ Iterator(output)
+ }
+ final override val nodePatterns: Seq[TreePattern] = Seq(PYTHON_DATA_SOURCE)
+}
+
+/**
+ * Represents a list of Python data source partitions.
+ */
+case class PythonDataSourcePartition(
Review Comment:
```suggestion
case class PythonDataSourcePartitions(
```
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