https://docs.vultr.com/python/....standard-library/set



How to Copy a Set in Python?
In Python, you can copy a set using different methods to create a duplicate set without modifying the original one.

1. Using copy() Method (Recommended)
The copy() method creates a shallow copy of a set.

https://docs.vultr.com/python/....standard-library/set



symmetric_difference_update() in Python
The symmetric_difference_update() method in Python is used with sets to update a set by keeping only the elements that are unique to either of the two sets (i.e., removing common elements). It modifies the original set in place.set1.symmetric_difference_update(set2)
This method removes all elements that are common in set1 and set2.
It keeps only the elements that are unique to each set.

https://docs.vultr.com/python/....standard-library/str



endswith() Method in Python
The endswith() method in Python is used to check if a string (such as a filename or URL) ends with a specific suffix. It returns True if the string ends with the given suffix; otherwise, it returns False

https://docs.vultr.com/python/....standard-library/str



In Python, identifiers are the names used to identify variables, functions, classes, modules, and other objects. They follow specific rules and conventions:

Rules for Identifiers in Python
Can contain letters (a-z, A-Z), digits (0-9), and underscores (_).
Cannot start with a digit (e.g., 1variable is invalid).
Cannot be a keyword (e.g., class, def, if, etc.).
Case-sensitive (Var and var are different identifiers).
Can be of any length, but should be meaningful.
No special characters like @, $, % are allowed.