Pandas UDFs
This exercise covers Pandas UDFs, so that you can practice their syntax! As you work through this exercise, notice the differences between the Pyspark UDF from the last exercise and this type of UDF.
Remember, there's already a SparkSession called spark in your workspace!
Latihan ini adalah bagian dari kursus
Introduction to PySpark
Petunjuk latihan
- Define the
add_ten_pandas()function as a pandas UDF. - Add a new column to the DataFrame called
"10_plus"that applies the pandas UDF to thedfcolumn"value". - Show the resulting DataFrame.
Latihan interaktif praktis
Cobalah latihan ini dengan menyelesaikan kode contoh berikut.
# Define a Pandas UDF that adds 10 to each element in a vectorized way
@____(DoubleType())
def add_ten_pandas(column):
return column + 10
# Apply the UDF and show the result
df.withColumn("10_plus", ____)
df.____