pyspark.sql.functions.format_string

pyspark.sql.functions.format_string(format, *cols)

Formats the arguments in printf-style and returns the result as a string column.

New in version 1.5.0.

Parameters

formatstr

string that can contain embedded format tags and used as result column’s value

colsColumn or str

column names or Columns to be used in formatting

Examples

>>> df = spark.createDataFrame([(5, "hello")], ['a', 'b'])
>>> df.select(format_string('%d %s', df.a, df.b).alias('v')).collect()
[Row(v='5 hello')]

pyspark.sql.functions.format_number pyspark.sql.functions.from_csv