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fix: Correct column list polars materialization engine #5595

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Merged
HaoXuAI merged 1 commit into from
Sep 5, 2025
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fix: Correct column list polars materialization engine #5595

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fix: returning the correct column list when requesting columnsin the … 
…PolarsBackend

Signed-off-by: Dan Baron <dan.baron@starlingbank.com>
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@danbaron63
danbaron63 committed Sep 4, 2025
commit f7e5f884226c6e2cc7fdd8981337576b3747693a
4 changes: 2 additions & 2 deletions sdk/python/feast/infra/compute_engines/local/backends/polars_backend.py
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Expand Up @@ -7,8 +7,8 @@


class PolarsBackend(DataFrameBackend):
def columns(self, df):
pass
def columns(self, df: pl.DataFrame) -> list[str]:
return df.columns

def from_arrow(self, table: pa.Table) -> pl.DataFrame:
return pl.from_arrow(table)
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