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https://issues.apache.org/jira/browse/FLINK-40434?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Liu Liu updated FLINK-40434:
----------------------------
Description:
Support the following usage:
{code:java}
class Output(TypedDict):
value: int
def expand(row: Dict[str, Any]) -> Iterator[Output]:
yield {"value": row["x"]}
yield {"value": row["x"] + 1}
df.flat_map(expand){code}
was:
Support the following usage:
{{}}
{code:java}
class Output(TypedDict):
value: int
def expand(row: Dict[str, Any]) -> Iterator[Output]:
yield {"value": row["x"]}
yield {"value": row["x"] + 1}
df.flat_map(expand){code}
{{}}
> Add flat_map support to DataFrame API
> -------------------------------------
>
> Key: FLINK-40434
> URL: https://issues.apache.org/jira/browse/FLINK-40434
> Project: Flink
> Issue Type: Sub-task
> Components: API / Python
> Reporter: Liu Liu
> Priority: Major
>
> Support the following usage:
> {code:java}
> class Output(TypedDict):
> value: int
> def expand(row: Dict[str, Any]) -> Iterator[Output]:
> yield {"value": row["x"]}
> yield {"value": row["x"] + 1}
> df.flat_map(expand){code}
>
>
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