ueshin commented on code in PR #50160:
URL: https://github.com/apache/spark/pull/50160#discussion_r1980598264
##########
python/pyspark/sql/connect/udf.py:
##########
@@ -78,6 +80,15 @@ def _create_py_udf(
eval_type: int = PythonEvalType.SQL_BATCHED_UDF
+ if is_arrow_enabled:
+ require_minimum_pandas_version()
+ require_minimum_pyarrow_version()
+ warnings.warn(
+ "Arrow optimization failed to enable because PyArrow is not
installed. "
+ "Falling back to a non-Arrow-optimized UDF.",
+ RuntimeWarning,
+ )
Review Comment:
This needs try-catch and set `is_arrow_enabled` to `False`?
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