Glob Pattern bracket expansion

[KylePancamo]

After doing some research with glob patterns, I noticed bracket expansion is not supported by default in python. This could be a useful addition that allows for more finer control over what you want loaded.

For example,

glob_pattern = "**/*.{txt, py, yaml,md}"

If this is already supported, please let me know as I've tested it and nothing is returned.

Could look something like this:
https://stackoverflow.com/a/57893015