nitzmahone

TL;DR: use isinstance for subclass-friendly type checks unless microperf is needed, then use type is or type in (set) as needed

Timings on 3.11-3.13

3.11:

wrong: 0.01907933602342382s
isinstance: 0.03639550699153915s
isinstance (multiple types tuple): 0.0790955779957585s
in set: 0.05437163001624867s

nitzmahone

import importlib
import os
import pkgutil
import sys
from pathlib import Path

# note these are the loader attribute prefix names from loader.py, we convert them later to the collection loader plugin type values
PLUGIN_TYPES = ['module', 'become', 'cache', 'callback', 'connection', 'shell', 'inventory']