xinrong-databricks commented on a change in pull request #34130:
URL: https://github.com/apache/spark/pull/34130#discussion_r718937963
##########
File path: python/pyspark/sql/functions.py
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@@ -1586,15 +1651,25 @@ def when(condition, value):
>>> df.select(when(df.age == 2, df.age + 1).alias("age")).collect()
[Row(age=3), Row(age=None)]
"""
- sc = SparkContext._active_spark_context
+ sc = SparkContext._active_spark_context # type: ignore[attr-defined]
if not isinstance(condition, Column):
raise TypeError("condition should be a Column")
v = value._jc if isinstance(value, Column) else value
jc = sc._jvm.functions.when(condition._jc, v)
return Column(jc)
-def log(arg1, arg2=None):
+@overload # type: ignore[no-redef]
Review comment:
I am afraid so, otherwise we will hit
```
python/pyspark/sql/functions.py:1673: error: Name "log" already defined on
line 479
Found 1 error in 1 file (checked 315 source files)
```
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