examples_loader.py

import os
import json
from PySide6.QtGui import QAction


class ExamplesLoader:

    def __init__(self, file_name: str, parent_menu, load_function):

        try:
            with open(file_name, "rt", encoding="utf-8") as file:
                loaded_data = json.load(file)
        except IOError:
            return

        keys = sorted(list(loaded_data.keys()))
        for key in keys:
            group = loaded_data[key]
            menu = parent_menu.addMenu(group["name"])
            for file in group["files"]:

                action = QAction(file, menu)
                example_file_path = os.path.join(
                    os.path.dirname(__file__), "examples", group["directory"], file
                )

                action.triggered.connect(
                    lambda checked=False, f=example_file_path: load_function(f)
                )

                menu.addAction(action)