[Python] How do I run DBT models from a Python script or program?

I have a DBT project, and a python script will be grabbing data from the postgresql to produce output.

However, part of the python script will need to make the DBT run. I haven't found the library that will let me cause a DBT run from an external script, but I'm pretty sure it exists. How do I do this?

ETA: The correct answer may be to download the DBT CLI and then use python system calls to use that.... I was hoping for a library, but I'll take what I can get.

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