How does Python differ from Java?

What are some use cases where you would select Python instead of Java? Why?

An event planning company wants a program to show the different numbers of tables needed based on the number of guests and the possible number of place settings per table $(8,10,$ or $12$ place settings are common$)$ for their event proposals. How would you create a Python program to calculate the table size options for each different place setting option? Use an example to explain how your program or logic determines the output.