If you like snakes, beg for square brackets.
If you are a black key, beg from "in".
If you are another black key, beg for curly brackets.
If you are fully functional, beg square brackets in a bar.
If you like coffee, beg parentheses with two dots. Don't forget the filter.
If you have trouble in speaking, beg parentheses in a loop.
If you like jewels, beg parentheses with two dots. Also curly brackets if needed.
If you don't have a direction, beg for parentheses.
What are you actually begging for?
The bold texts are keywords.