Practice logging
The following code is executed on startup:
import logging
logging.basicConfig(stream=sys.stdout, level=logging.DEBUG,
format='%(levelname)s - %(message)s')
You will now practice these logging operations.
Este ejercicio forma parte del curso
Introduction to Spark SQL in Python
Instrucciones del ejercicio
- Log columns of
text_df
as debug message. - Log whether
table1
is cached as info message. - Log first row of
text_df
as warning message. - Log selected columns of
text_df
as error message.
Ejercicio interactivo práctico
Prueba este ejercicio completando el código de muestra.
# Log columns of text_df as debug message
____("text_df columns: %s", text_df.columns)
# Log whether table1 is cached as info message
____("table1 is cached: %s", spark.catalog.isCached(tableName="table1"))
# Log first row of text_df as warning message
____("The first row of text_df:\n %s", text_df.first())
# Log selected columns of text_df as error message
____("Selected columns: %s", text_df.select("id", "word"))