HyukjinKwon commented on a change in pull request #32771:
URL: https://github.com/apache/spark/pull/32771#discussion_r645271386
##########
File path: python/pyspark/sql/functions.py
##########
@@ -101,19 +101,19 @@ def lit(col):
@since(1.3)
-def col(col):
+def col(col_like):
"""
Returns a :class:`~pyspark.sql.Column` based on the given column name.'
+ Examples
+ --------
+ >>> df = spark.range(1, 10).toDF('x').withColumn('mod3', col('x') % 3)
+ >>> col('x')
+ >>> column('mod3')
"""
- return _invoke_function("col", col)
+ return _invoke_function("col", col_like)
Review comment:
```suggestion
return _invoke_function("col", col)
```
##########
File path: python/pyspark/sql/functions.py
##########
@@ -101,19 +101,19 @@ def lit(col):
@since(1.3)
-def col(col):
+def col(col_like):
Review comment:
```suggestion
def col(col):
```
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