Is there a "set" data structure in bash?

Is there a "set" data structure in bash?

bash set

bash

In bash, how to get the current status of set -x?

bash set built-in

bash

in Bash you can set -x to enable debugging, is there any way to know if that has been set or not from within the script?

bash debugging set

bash

bash set -e and i=0;let i++ do not agree

bash shell set operator-keyword increment

bash

Can Python be made to generate tracing similar to bash's set -x?

python bash debugging set trace

bash