sunank200 commented on code in PR #37101:
URL: https://github.com/apache/airflow/pull/37101#discussion_r1499010581
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airflow/models/dataset.py:
##########
@@ -374,12 +386,96 @@ def all_datasets(self) -> dict[str, Dataset]:
class DatasetAny(DatasetBooleanCondition):
- """Use to combine datasets schedule references in an "and" relationship."""
+ """
+ Represents a logical OR condition of datasets.
+
+ Inherits from DatasetBooleanCondition.
+ """
agg_func = any
+ def __init__(self, *objects: Dataset | DatasetAny | DatasetAll):
+ """Initialize with one or more Dataset, DatasetAny, or DatasetAll
instances."""
+ super().__init__(*objects)
+
+ def __or__(self, other):
+ if isinstance(other, (Dataset, DatasetAny, DatasetAll)):
+ return DatasetAny(*self.objects, other)
+ return NotImplemented
+
+ def __and__(self, other):
+ if isinstance(other, (Dataset, DatasetAny, DatasetAll)):
+ return DatasetAll(self, other)
+ return NotImplemented
+
+ def __repr__(self) -> str:
+ return f"DatasetAny({', '.join(map(str, self.objects))})"
+
class DatasetAll(DatasetBooleanCondition):
- """Use to combine datasets schedule references in an "or" relationship."""
+ """Represents a logical AND condition of datasets. Inherits from
DatasetBooleanCondition."""
agg_func = all
+
+ def __init__(self, *objects: Dataset | DatasetAny | DatasetAll):
+ """Initialize with one or more Dataset, DatasetAny, or DatasetAll
instances."""
+ super().__init__(*objects)
+
+ def __or__(self, other):
+ if isinstance(other, (Dataset, DatasetAny, DatasetAll)):
+ return DatasetAny(self, other)
+ return NotImplemented
+
+ def __and__(self, other):
+ if isinstance(other, (Dataset, DatasetAny, DatasetAll)):
+ return DatasetAll(*self.objects, other)
+ return NotImplemented
+
+ def __repr__(self) -> str:
+ return f"DatasetAnd({', '.join(map(str, self.objects))})"
+
+
+class DatasetsExpression:
+ """
+ Represents a node in an expression tree for dataset conditions.
+
+ :param value: The value of the node, which can be a 'Dataset', '&', or '|'.
+ :param left: The left child node.
+ :param right: The right child node.
+ """
+
+ def __init__(self, value, left=None, right=None):
+ self.value = value # value can be 'Dataset', '&', or '|'
+ self.left = left
+ self.right = right
+
+ def __or__(self, other: Dataset | DatasetsExpression) ->
DatasetsExpression:
+ return DatasetsExpression("|", self, other)
+
+ def __and__(self, other: Dataset | DatasetsExpression) ->
DatasetsExpression:
+ return DatasetsExpression("&", self, other)
+
+ def __repr__(self):
+ if isinstance(self.value, Dataset):
+ return f"Dataset(uri='{self.value.uri}')"
+ elif self.value == "&":
+ return repr(DatasetAll(self.left, self.right))
+ elif self.value == "|":
+ return repr(DatasetAny(self.left, self.right))
+
+
+def extract_datasets(dataset_expression: DatasetsExpression | Dataset):
Review Comment:
Changed it
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